Filament Testing – Scorpion Flexible Nylon by Black Magic 3D

Below are our notes that respect our new open source filament testing. ASTM test samples are being created and in the upcoming months you can anticipate a summary on our website that reflects our adventures in 3D printing material science. 

Material Tested: Scorpion Flexible Nylon

Manufacturer: Black Magic 3D

Filament Diameter: – 2.85mm

Color Tested: Natural

Date Tested: 4/06/2016

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OBSERVATIONS

Ease of use: Those new to 3D printing may want to budget extra time when printing with Scorpion as it takes a little manipulation to perfect the temperature & retraction settings.

Appearance: The natural filament was clean and consistent. Prints matched filament color & opacity.

Size consistency: Awesome, less than 0.1mm within the roll.

Color consistency: Great, consistent throughout the coil.

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SETTINGS

Print temperature: 230-235 C (suggested): nozzle / 60C : bed

Printer Used: Gigabot

Speed: 50 mm/s

Layer Height: 0.3mm

Infill: 15%

Type(s) of print surface used: PRINTnZ with 3M Blue Painter’s Tape and 2 coats of Elmer’s Glue Stick

List of test files printed: re:3D’s test files 1, 2, and 3 (logo, vase, and Benchy Torture Test)

You view watch a video summarizing our testing below:

FINDINGS

Odor: None

Bed adhesion (1: terrible – 5: fabulous!)

  • 4- Great adhesion could be achieved, but required two coats of PVA glue stick, painter’s tape, and the highest heat setting suggested for the bed and nozzle.

Stringing (1: lots – 5: none!)

  • 4 -Stringing was observed across lettering, however doubling the retraction settings eliminated the problem.

Shrinkage (1: lots – 5: none!)

  • 4- Some curling was observed on corners of logo after removal. It is suggested that the print be allowed to cool down on the bed before taking it off.

Interlayer adhesion (1: terrible – 5: fabulous!)

  • 5- Perfect!
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NOTES:

  • A flexible nylon offers a lot of possibility to the 3D printing community
    • This filament appears to overcome concerns that both flexible and nylon materials are difficult to use.
    • With the right settings and adhesion hygiene, this material appears to yield consistent, quality prints.
  • NOTE: this filament required 2 coats of Elmer glue stick on Blue Painter’s tape applied over a heated bed, using the max range of bed and nozzle heat settings
  • Filament size consistency was excellent.
  • Curling was observed with only 1 coat of glue stick and was also seen after print removal when the bed was still warm.
    • It is recommended that the bed be allowed to cool before removal to mitigate curling after print completion.
  • The best testing outcomes were observed at the highest temperatures settings (235C -nozzle, 60C- bed) and using the speed (50mm/s) that the manufacture provided. No guidance was given for retraction, which we found we needed to double or standard setting in order to eliminate stringing across lettering.
  • The unboxing experience was well done and the recommendation sheet was very useful. 
    • No date stamp for production was listed, however a batch number was provided for traceability.
    • Manufacturer recommended settings were easily referenced on the enclosed documentation.
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RECCOMENDATIONS:

  • This filament is extremely impressive and more than exceeded expectations due to past expereinces working with nylons and flexible materials.
  • Upon review, we would highly recommend that larger, more complex prints be created to further investigate the potential this exotic, and much needed material provides.
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Want to chat? Join our forum where we have initiated a thread about our experience!

https://re3d.zendesk.com/hc/en-us/community/posts/206375086-Testing-Scorpion-Flexible-Nylon-on-Gigabot

~Happy Printing!

Samantha snabes

Blog Post Author

February Puzzler Solution Revealed!

Below is the solution to the Monthly Puzzler Chief Hacker presented in our February Newsletter. Want to play? You can sign up to receive our monthly publication by submitting your email address in the sign up at the bottom of re:3D.org. Proposed answers are presented on our forum at: https://re3d.zendesk.com/hc/en-us/community/posts/205859796-February-Puzzler

THE SOLUTION

Here are the two reasons you will see a visible mark between processes.

Answer #1. If the SECOND process settings (upper part of the print) has “First layer height” that does not match the layer height for the FIRST process there will be an odd layer thickness visible on your print. Make sure the first layer height and first layer speed for the SECOND process are set to 100%

Answer #2. When setting the “Stop Printing at Height” make sure the dimension is an even multiple of your layer height. Don’t forget to account for any changes in layer height if you enter a value other than 100% for the FIRST process “First Layer Height”!

Since Darrel had one of the two correct answers we will be sending you half a spool of filament 🙂  Just kidding Darrel! Thanks for playing and keep an eye out for next month’s puzzler.

Happy Printing!

Matthew Fiedler

Blog Post Author

@chief_hacker

Made in America- Artist Micah Ganske

Over the past three years we’ve had the honor to connect with Micah Ganske, a New York based artist whose work challenges the frontiers of creativity & 3D printing. We first met Micah when he helped bring Gigabot to life in our 2013  Kickstarter campaign and we delivered the first Gigabot in North America to him live from the NYC World Makerfaire that fall.

Over the next several months, Micah blew our minds as he shared his vision for a large-scale art series titled “The Future is Always Tomorrow”, which was displayed during a solo exhibition at 101/Exhibit gallery in Los Angeles.

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Two and a half years later, Micah continues to stun us with his human-scale gallery pieces. Last May, Morgan had the pleasure of witnessing his Augmented Virtual Reality work firsthand in San Francisco, which she described in this blog and is depicted in the video below:

A few months later, Tammie, Mike, and the rest of the team also had the privilege to meet up with Micah in Seattle where we printed his acclaimed wormhole design live at the Seattle Art Faire. Micah was a huge hit and Mike captured some of the highlights in his blog on the event.

We’re not the only fans of Micah’s talent. Recently he was featured in this video by Alex Amoling describing his creative process:

He’s also been highlighted by influencers including Adafruit and in multiple publications such as this feature in Nylon:

In addition to producing gallery pieces, Micah’s found time to have fun with his Gigabot. This Halloween he spooked our team with the most realistic 3D printed sculpture we’ve witnessed to date, albeit an incredibly creepy siamese head.

As for the future, you will have to ask Micah what he has in store.

Last spring he backed our Open Gigabot Campaign which will provide him a second large-scale 3D printer. Whatever he makes next is sure to impress!

Want more? You can view Micah’s work and contact him through his website at: http://www.micahganske.com/

Happy Printing!

Samantha snabes

Blog Post Author

Filament Testing – 3D Fuel Advanced PLA

Below are our notes that respect our new open source filament testing. ASTM test samples are being created and in the upcoming months you can anticipate a summary on our website that reflects our adventures in 3D printing material science. 

Material Tested: 3D FUEL/APLA

Manufacturer: 3D Fuel

Filament Diameter: – 2.85mm

Color Tested: Bright green

Date Tested: 2/29/2016

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OBSERVATIONS

Ease of use:  Extremely printable with excellent adhesion.

Appearance:  The green filament was vibrant with a smooth texture. Prints yielded a slightly “shiny” surface.

Size consistency:  Average, within .1mm within roll.

Color consistency: Great, consistent throughout roll.

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SETTINGS

Print temperature: 210 C (nozzle) / 55C (bed)

Printer Used: Gigabot

Speed: 45 mm/s

Layer Height: 0.3mm

Infill: 30%

Type(s) of print surface used: PRINTnZ

List of test files printed: re:3D’s test files 1, 2, and 3 (logo, vase, airplane gear piece)

 You can watch a video  summarizing our testing:

FINDINGS

Odor: None

Bed adhesion (1: terrible – 5: fabulous!)

  • 5 (only the settings listed above were tested, but the manufacturer’s recommendations seemed to be accurate)

Stringing (1: lots -5: none!)

  • 5 – None!

Shrinkage (1:lots-5: none!)

  • 5-None!

Interlayer adhesion (1:terrible-5:fabulous!)

  • 5- Perfect!
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NOTES:

  • The promise of a more heat resistant PLA is super enticing to the 3D printing community.
    • After testing, the landing gear was exposed to high temperature heat via a hair dryer and showed little warping.
      • Further controlled testing would need to be implemented to investigate this claim, but it does initially appear to be stronger and more heat resistant than traditional PLA.
  • NOTE: this filament was tested 4 months after receipt, however, for many users a 4 month shelf life is necessary.
    • Testing fresh filament is expected to yield similar or even better results.
  • Filament size consistency was about on par with most filament.
  • No delamination or curling was observed.
  • All testing was conducted at the midpoint of the temperature and speed range that the manufacture provided. It’s likely that the outcome would have been even better had the ranges had been explored in more detail.
  • The unboxing experience was well done and the recommendation sheet was highly professional.
  • We appreciated the Made in America reference, and date stamp of quality control on the box & insert.
  • Manufacturer recommended settings were easily referenced on the enclosed documentation.

RECCOMENDATIONS:

  • This filament is extremely impressive and more than exceeded it’s claims.
  • Upon review, we would highly recommend that this filament be submitted to ASTM testing by evaluating coupons at multiple temperature and infill settings.

Want to chat? Join our forum where we have initiated a thread about our experience!

https://re3d.zendesk.com/hc/en-us/community/posts/205198503-TESTING3D-FUEL-APLA

~Happy Printing!

Samantha snabes

Blog Post Author

re:3D & SXSW 2016!

It’s almost here!  That time of year where Austin embraces global creatives during the two week whirlwind we call SXSW.  We love being so close to the action and can’t wait to see you out and about. If you’re in the area, please stop by any of the events below to say hi!

SXSW Create

  • Dates/times: March 11-13th, 11am-6pm
  • Location: Palmer Events Center
  • Cost: Free!!
  • Website: SX Create, They also have a  SX Create Facebook event as a handy way to share the event.
  • Description: Exciting hands-on pavilion as well as a number of wonderful STEM sessions. Gigabot Generation 3.0 and OpenGb will be printing live for onlookers while the re:3D team gives high-fives.
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News & Schmooze: A SXSW Media Mixer for Startups and Investors

  • Dates/times: March 11, 5:30pm
  • Location: Capital Factory
  • Description: We’re bringing Gigabot to print live at this invite only event hosted by our friends at Own Local! The re:3D gang will be out in full force while Jeric presents our mission and product!

Capital Factory - “Austin Goes Global” Pitch

  • Dates/times: March 11, 3-5pm
  • Location: The Hilton Startup Village
  • Website: http://schedule.sxsw.com/2016/events/event_PP58415
  • Description: Capital Factory will spotlight several startup and early stage companies already having big impact across borders, and several more on the threshold pondering what to do next…where to go…how to do it?  In this conversation Katy will share re:3D’s reach.

IEEE Tech for Humanity Official SXSW Party 2016 

  • Dates/times: March 13th, 8-10 pm
  • Location- The Driskill
  • Website: http://www.cvent.com/events/ieee-tech-for-humanity-official-sxsw-party-2016/event-summary-fcfd9489c2a54a739252ae5356e427ce.aspx
  • Description-Party like an engineer with IEEE and world-renowned technologists & body computing brainiacs! Join us at The Driskill with Gigabot and the re:3D team to let loose with a few drinks at the open bar and enjoy great music!

SXSW Hardware House - Hardware on Kickstarter

  • Dates/times: March 14, 9:30-10:30am
  • Location: Courtyard Marriot
  • Website: http://schedule.sxsw.com/2016/events/event_PP58037
  • Description: The exhilaration of the pitch isn’t just for Venture Capitalists anymore! Consumers, geeks and fans are tuning in each week for shows like Shark Tank (and others). How do inventors take a great idea to the airwaves and stay on task to become a great company? What are the pros and cons? Why are so many people watching and how do you capitalize on it? In this session Katy will explore how hardware innovation and entrepreneurship is being showcased and celebrated on prime time and how to make the most of it if you decide to go on the air.

Hubs/RE:3D / Draught House Pub 3D Printing Meetup

  • Dates/Times: March 14th 12-2pm
  • Location: The Draught House Pub
  • Description: Come meet Hubs, re:3D communities and other 3D printing enthusiasts in a laid back environment on March 14th! This is a great opportunity to share your love of 3D Printing and see 3D Printers live. Feel free to bring your best prints and ideas!
  • Want more? After March 14th Gigabot and the team are super flexible if you’d like to request their presence:)
  • Email: info@re3d.org

Samantha snabes

Blog Post Author

Books & Bots: The Lab in the Library

Clear Lake City, a community in the Bay Area of Greater Houston, is a name you might not immediately recognize, but it’s the site of a couple things you probably will.

Most notably the home of the historic NASA Johnson Space Center, its Mission Control can be picked out in famous scenes from the 1969 moon landing or movies like Apollo 13 and The Martian. It’s the Houston in “Houston, we have a problem.”

Also not to be forgotten in Clear Lake’s list of places you’d know is our very own office.

Just down the street from the re:3D Houston office is another place putting Clear Lake on the map for technological innovation, one which you might not expect: the Clear Lake City-County Freeman Branch Library.

“This all started back in 2013 when we were notified that the library was named in a will: Mr. Jocelyn H. Lee’s, whose name is on the lab.”

Jim Johnson, Branch Manager of the library, explains how there came to be a tech innovation lab — complete with laser cutter and multiple 3D printers — in the middle of a library in Clear Lake.

“We had no expectation as to how much he might have left us. Once we did find out, I fell out of my chair. It was about $134,000.”

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Evolving to Survive

The library as an institution has defied odds in the face of technology. Fighting the battle against obsolescence, libraries have made it through multiple threats to their livelihood, their survival owed to the nimbleness of their leadership.

“Largely because of technology, libraries, especially public libraries, have had to constantly adapt,” Jim explains. “Once computers became more prevalent and the internet started making headway, libraries as a rule had to adapt in order to stay alive, and not merely just for the sake of staying relevant, but staying relevant to what’s important to people in the way that they acquire information.”

The unexpected and extremely generous donation was an opportunity for the library to do just that.

“We started looking at some trends out there in public libraries around the country and found that makerspaces were beginning to catch interest in communities. Being such a strong engineering community in Houston — from aerospace to chemical — we thought that we probably had the space here to do that kind of thing. We didn’t really see how we could lose if we did it right.”

So they got to work, repurposing the library’s Quiet Room — “It’s hard to imagine a quiet room being needed in a library,” Jim adds — to accommodate some heavier machinery than most libraries are used to having. Next on the list was finding the right person to head the lab.

From Tinkering to Training

 “I was a stay-at-home dad before this.”

Patrick Ferrell was the man brought on for the job of Innovation Lab Trainer. “Before a year ago, the library was a place I brought the kids for storytime. I had never touched a 3D printer until after I found out I got this job.”

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A natural tinkerer and hobbyist, Patrick’s professional background in mechanical engineering and physics lent itself well to what the library was looking to do. He now organizes and leads classes on everything from basic circuits and programming to robotics and structure-building with marshmallows and spaghetti.

“Whatever it looks like we need to do in order to cater to the audience we have,” he explains. “Since we’re the only space like this in the county system — and all of Southeast Texas as far as I know — I have a fair bit of latitude and freedom in what kind of classes we offer. Whatever I think looks like fun is what we do. If other people think it looks like fun too, then they come in and we keep offering it.”

His tactics have been working. As Jim put it, “Any success that the space has had is really largely due to Patrick’s influence.”

Walk into the lab and you’ll see what it’s all about. The walls are lined with eye-catching machinery and class creations. A “Cardboardosaurus” T-rex head hangs above their Gigabot in one corner; in another is an outer-space-themed piece of art made entirely using filament from abandoned and failed 3D prints, the masterpiece of one very creative library shelving assistant. Tribute to the original tech influence of the area you can find several NASA-themed 3D prints around the room, among them a several-foot-tall rocket and a model of the Orion space capsule. The laser cutter was my personal favorite — intricate wood, paper, and cardboard portraits adorned the wall next to the machine — proving that two-dimensions can still be cool.

Trend-Following to Trend-Setting

The recent boom in interest in desktop 3D printers allowed the library to tap into the trend and retain its relevancy in the community by getting several printers for the lab.

With a Gigabot in addition to two desktop-sized Makerbot Replicators, they also have the advantage of boasting a print volume unmatched by many local makerspaces. Because of this, they often get called on when a project has hit the size ceiling at another facility.

One of Patrick’s favorite projects so far was one by a local Houston teenager, Nicholas. He had been working with Techno Chaos, a local makerspace, the director of which knew that the library had a Gigabot.

“The director, Mike, called me up and said, ‘I’ve got this kid who’s designed a Freddy Fazbear costume and we’ve printed it on the MakerBot, but he wants to make it full-size. Do you think you could help him?’”

It was the longest print the library had taken on at the time.

“Just the head of the costume was a 44 hour print. But Nicholas was passionate about the project, and his persistence and perseverance enabled him to complete the entire thing successfully.”

What’s made it all worth it for Patrick is seeing success stories like Nicholas’s. “His parents would come in and say, ‘It’s good to see him excited about this kind of thing.’ Finding some outlet for him to be creative in that way was really great. Seeing him so excited, that’s what made it all so rewarding for me.”

And the sentiment is catching.

Patrick told the story of how Nicholas displayed his large-scale print at his booth at the local maker faire. “The director of the Harris County Public Library system was really impressed with his project. When it came time for budget talks, Nicholas and his dad went before the county commissioner’s court to say, ‘This is why libraries are important. This gives our son a place to go to use tools like this.’ The commissioners then asked, ‘How can I get one of these in my precinct?’ They see someone like Nicholas who’s passionate about this, excited about it, and they want to give more young people access to it.”

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Challenges on the Front Lines of Innovation

Jim and Patrick have seen firsthand what doors the Innovation Lab has opened for the local community, and they understand the value that technologies like 3D printers can bring to the right people.

“Schools are starting to have the smaller printers, so if you’re doing a school project, that’s great,” Patrick explains. “But if you’re doing a personal project, then you’re kind of out of luck. You’re either sending your file off to Shapeways and paying outrageous amounts, or you have to find someone on Hubs, but it’s really hard to find somewhere that can print at the scale of what’s possible on Gigabot.”

On top of large-scale printing, there is another big selling point that sets the Innovation Lab apart from similar spaces in the area and around the country.

“What’s special about our makerspace is that we don’t charge dues or membership fees,” says Patrick. “The only thing you’re paying for is the material you use.”

The fact that the space remains open and accessible to the community is a core tenet of the library. The creative potential there is seemingly limitless — the machinery they have on hand coupled with its accessibility is a recipe for unbridled innovation. But being the first to tread through this territory means the library is crossing bridges as they go; the excitement of being on the front lines of innovation comes hand-in-hand with its challenges.

One thing they’ve encountered is the gap between the public’s general expectation of 3D printing and the reality of the technology.

“I don’t know, you mean I have to design it myself? Can’t you just design it for me? I have a picture, can’t we use that? What if I sketch it out on a piece of paper? I found this picture on the internet, is that good enough?” Patrick runs through the common questions he gets from some people when they first come in to 3D print. “Once we get over that hurdle, then people are more interested and they’ll start printing.”

Another thing they struggle with is demand for large-scale 3D printing, due in part to the gimmicky phase that desktop 3D printing is going through.

“Many people who come in are printing little trinkets. It satisfies the ‘Hey look, I 3D printed something’ desire, and they don’t need to go further,” says Patrick.

People are still figuring out how they can use 3D printing to make something practical. The intent in creating Gigabot was to serve just that purpose: a 3D printer at a scale large enough to print practical, real-world objects rather than just small trinkets.

Patrick speculates that the intimidation factor of the sheer size of a large-scale 3D printer adds to this tendency to avoid Gigabot in favor of their desktop printers. With a steep learning curve for 3D printing in general, expanding the build volume several orders of magnitude certainly can complicate things.

This is something that may prove to be the biggest challenge for libraries looking to open internal makerspaces: how do you tap into and attract the group of people who have a genuine need and use for these technologies? A long-term sustainable plan may not be able to rely on a stream of one-time visitors only there to print their name on a keychain and check a box on their bucket list, not to return again.

What spaces like this need are superusers, people who will return week after week, month after month, because they have a practical use for the machinery.

Lessons Learned for Libraries

At re:3D, we talk to a lot of people — inventors, entrepreneurs, tinkerers — with a clear use for large-scale 3D printing, but a lack of a budget with which to get one. To have access to a space where the only cost is a material fee would be the difference between bringing a product to market and never having the idea leave the drawing board.

A big reason 3D printing has flourished as a tool for businesses is its knack for prototyping. Companies can eliminate the need for third-party designers and injection mold do-overs, saving sizable chunks of time and money in the design and prototyping process. With a 3D printer, you could have a prototype made for as much money as it costs to do a few loads of laundry at the laundromat, in nearly the same amount of time. As Patrick explains, “Gigabot is great for designing a prototype which you want to market or show off to investors.”

Because of this, referrals have been a boon to the library, allowing them to offer their equipment to exactly these kinds of people: the garage entrepreneurs with plenty of ideas but not a lot of ways to make them a reality. Local makerspaces like the one that referred Nicholas — as well as the Houston Inventor’s Association, which also sends people their way who want to print big prototypes — have started to get the word out to their user bases.

In the meantime, the library is forging their own path in this new era of how communities interact with their local libraries. Jim is walking proof of the open and innovative mindset that must come with the librarian territory.

“I think that libraries are more about information and knowledge — a place to keep it and a place to use it — and I think makerspaces are a place to use information that you acquire. This is part of the reason why I think this is an excellent fit for libraries and allows them to remain relevant, not just for the sake of staying relevant, but as a practical place to learn something by doing. I think that hopefully, if other libraries catch on to this, you can easily have libraries remaining relevant not only as a place to absorb and acquire information, but also to use it in a practical way.

This has changed my perspective on libraries being only about books.

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Do you or someone you know live in the area?  Go check out the Jocelyn H. Lee Innovation Lab on the second floor of the Clear Lake City-County Freeman Branch Library.

See more photos of the lab

Visit their website

Check their facebook page for posts about classes

Read more about their lab offerings

Morgan Hamel

Blog Post Author

Made in America: Rapid Prototyping with “GiggleBot”

Below is a re-post of a blog women-owned small business Acoustics First wrote about their Gigabot experiences in Virginia. More information about Acoustics First is available on their website. We’re also honored to feature them on the stories tab of our website. The original post can be accessed here. 

As the summer of 2015 winds down, we here at Acoustics First thought we’d share our latest acquisition with our readers.

Meet the Gigabot™ (or as we call him “Gigglebot”).

This amazing large format 3D printer was developed by re:3D, an outstanding company whose principals come from varied backgrounds which include experience working at NASA, among other things.
The eight cubic foot build volume of this beast makes it ideal for the rapid development and prototyping of our industry leading sound diffusers! We look forward to using this wonderful device on many projects in the years to come.
Watch this short video we made during one of our trial runs. For this calibration test we chose to print a scaled down version of our patented Model D Art Diffusor®.

Who said manufacturing was boring?!?!

~Acoustics First

info@acousticsfirst.com

2016: Stories Made in America

Over the past 3 years our company and community have seen a ton of changes. Through a shared vision to make industrial 3D printing more accessible, our team rallied from multiple locations across the US, scaled our idea in Chile, and later established headquarters in Texas. Since launching in Santiago, we’ve opened two offices in Houston & Austin, which is complemented by a remote sales presence in San Francisco.  Although our team is centralizing operations in the USA, re:3D remains thankful to our Chilean roots and the $40K in funding that gave us the opportunity to make an idea a reality.

We also recognize that through our 2 crowdfunding campaigns that Gigabot’s reach has expanded to new frontiers around the world.  We will always attribute our 2013 Kickstarter success to the thoughtful insight, organization, and advertising enabled through the Start-Up Chile program. However, since leaving Santiago after 7 months, customers and suppliers throughout both North America & South America have emerged in Texas and beyond.

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Visiting Mkerstudio MX / Impresión 3D Gigabot & team in Mexico City

With this in mind, we’ve invested considerable effort into analyzing how our community and resources have evolved over three years. For example, you can view a breakdown of where our customers are located in the map on our website. In our examination of where re:3D has impact, we’ve discovered that over 80% of the materials we source for Gigabot, 100% of our labor, and 78% of Gigabots in the field are in North or South America.

In 2014 & 2015 we also sent out surveys to our community, interviewed over 50 customers in person and attended events throughout the US that allowed us to engage with up to 500,000 people to hear your thoughts on human-scale 3D printing. Undeniably the biggest request of all of our road-trips was that we share stories of our personal adventures printing huge and those of the 300+ Gigabots worldwide. We’ve also had a strong demand for a more robust forum, which Mike is hoping to launch next month- more to come!

As we’re still proudly bootstrapping, it struck us that we have an enormous opportunity to immediately leverage the dense community around us to photograph, video, and document the customers we encounter. We’ve devised a list of questions to capture information we’re told you want to hear:

  • Longest print
  • Biggest print
  • Application/ reason for printing huge
  • Materials tested
  • Favorite print
  • Challenges, feedback and requests
  • Cost and Time Savings
  • Your Gigabot Workspace
  • Your workflow

We hope this is only the beginning of building stronger relationships with all of our customers personally. We aspire to eventually meet all our customers, and are focusing first on sharing the stories of those closest to our operations first. We’re hoping to socially engineer affordable ways to ultimately canvas the globe, but for the short term we’d like to intentionally focus locally.

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With this in mind, we’re pleased to announce our Made in America campaign. Each week, beginning next week, you can anticipate a blog, video and photographs that share the experiences of pioneers like you, who #dreambigprinthuge as we hit the road to engage with our American clientele.

To ensure we are fulfilling your requests for more curated content, we’d love your input. What questions would you like us to ask customers? Who would you like us to visit? Are there any National Parks we should check out enroute? We welcome your suggestions at marketing@re3d.org as we embark on an adventure to explore what’s being #madeinamerica on Gigabot.

Happy Printing!
~Samantha & Katy

re: 3D Printing Furniture

My first attempt at 3d printing furniture went pretty well. The stool I designed  and later printed on the Gigabot ended up on-stage with Samantha Snabes, Co-Founder of re:3D, presenting to 5,000+ attendees at Web Summit in Ireland. Somehow along the way, Prime Minister Enda Kenny struck a pose with it. What an honor!

re:3D won 2nd place out of the Beta Pitch group and the 3D printed stool made it into several of the pictures that ensued; very exciting to watch the twitter streams.

For my next project, the goal was to create a piece that combined 3d printing with existing materials. I had been saving a slab of walnut purchased from eBay and thought, why not turn it into a bench? It was a pleasant challenge designing the base to follow the feel and flow of the live-edge slab. I wanted technology and nature to seemingly merge. It’s a beautiful slab and I needed to do it justice! There’s a great book out there about how loads are distributed in nature which helped to inspire the bench; it’s called “Design in Nature: Learning from Trees” by Claus Mattheck.

benchinprocess

The piece required a two-part print due to the large size so it was split it at an inconspicuous angle down the middle. The base was designed with pocket-screw holes and once lined up, was secured to the live-edge slab with pocket-screws. While the print itself was structurally sound, I coated the entire bench in clear epoxy just for some added strength. The gloss finish on the base was sanded back down to satin using 200 grit sandpaper. The indicators on the bench represented spots that I had missed with epoxy; they pointed out where I had to touch up on a second coat.

I was very pleased with the result and honored to have been included in Big Medium’s Austin East alongside many other great artworks.  Even Google’s self driving car stopped by to see what’s up. I think they look good together.

Mike’s 3D printed bench is featured at the Big Medium East Austin Studio Tour (self-driving car for scale:)

Having access to a Gigabot has opened up so many more doors due to it’s scale and precision. Can’t wait to start my next project which I will be sure to post about in the next couple of months.

Happy Printing!

Mike Battaglia

Blog Post Author

re: thinking Buoyancy – Hanging 10 on a 4pc PLA Surfboard

The Big Idea

Like most start-ups intent on exploring the intersection of tech and sheer awesomeness, the vision to 3D print a surfboard was cast over beer, at a co-working space (Capital Factory), subsequent to a lack of sleep. Disregard the fact the nobody physically present at our Q2 re:treat had actually surfed, we were still proudly penny-pinching, and had few Gigabots available for extended personal print marathons. Instead, Marketing Co-Leads Katy and I corroborated with our Gigabot Ambassadors Rebecca, Morgan and Todd to develop a list of “use cases” to demonstrate functional 3D printing to be executed by a cadre of summer interns. Buoyancy made the shortlist, and a surfboard was an obvious case study.

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Q2 re:treat with @Marvin_3D

Our leadership team cultivated job descriptions, which Katy hosted under a tab she designed at re3d.org/careers. The response to our unpaid internship postings were higher than anticipated, and ultimately we selected Akshay as our 2015 Design Intern focused on 3D Printing a surfboard. Despite still being in High School, his confidence, professionalism and experience modeling through his high school FIRST Robotics team convinced me he was up for the challenge. He also had a glowing recommendation from his coach Norman.

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Brainstorming over Amy's Ice Cream w/Matthew, Annabelle & Akshay

The Design

Within just a couple weeks of on-boarding and conducting research on surfboard 3D printing, Akshay presented his concept. He had identified others who had been successful including a Father & Son, as well as professional 3D printed surfboard companies. Those that have gone before had done an amazing job curating surfboard designs that truly exhibit the benefits of 3D printing, whether it be enabling custom designs or geometries not easily produced in traditional manufacturing. However, due to the small volume of many affordable printers, we noticed multiple parts were required to later be stitched together like a jigsaw puzzle or they depended on expensive SLS printers to produce a monocoque body.

Endless Sinter SLS Surfboards
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ABS Jigsaw Surfboard

Knowing that we had the benefit of leveraging one of the largest affordable industrial printers at our disposal, we set out with Akshay to investigate if we could make a FFF (Fused Filament Fabrication) design in the fewest pieces possible. We also wanted to challenge notions of material strength. Akshay’ s research unveiled that our desktop 3D printing peers used ABS, a plastic despised by many for its stinky smell during printing, but stronger than it’s as readily accessible counterpart PLA. Being bootstrapped, we work from a small office, so we decided to use PLA to print our board to see if the sweet smelling, accessible filament could support the weight of a human in the ocean repeatedly, thus challenging the assumptions of PLA’s limited value in functional, life-sized 3D prints. You see, we didn’t choose PLA because we thought it SHOULD be the material of choice, rather we wondered if it  COULD be used in a functional application.

And if it worked (even limitedly), we wondered…..what other applications would you and other members of the open-source community cultivate that could expand on our buoyancy experiment?

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Akshay dialed into Katy's Design Tag

To develop the initial concept, Akshay paired up with our Summer Stand-up Paddleboard Design Intern Evan, who was also exploring the possibility of supporting a load on water.  During Katy’s Thursday Design meetings they evaluated each other’s models in Solidworks, discussed stress points, and analyzed the best way to join components. They also ran a series of experiments to deduce not only if PLA floated, but also if it could be water tight. While they initially pursued similar concepts involving a series of rods conjoining dense pieces, they later opted for separate methods. The stand-up paddleboard included a series of hollow segments, filled with Great Stuff, bound with Gorilla Glue, and fiber wrapped.  The surfboard, Akshay decided, would be four, 6% honeycomb-filled segments held together by a series of 50% infill 3D printed bricks. Like Evan, his instrument of choice for sealant included copious amounts of Gorilla Glue.

This was our first foray into a “formalized” summer intern program and the weeks flew by. We learned a ton about setting deadlines, procurement delays, accounting for R&D or marketing inventory in our budgeting & bookkeeping, and how to better mitigate bottlenecks in Gigabot availability for multiple, multi-day crazy prints.

As June turned to July, the scaled-models and sketches transformed to full-scale experiments. Katy’s design meetings became increasingly important as the group collected feedback from the team and data from real-world tests which influenced model adjustments.

Fin Design

Throughout the summer, the surfboard fin underwent as significant an evolution as our scaling team using input from experts, the open source community, and our own failures. Askhay’s first design included two tabs to be glued into the frame, which floated and appeared to have the infill & form required to be successful based on our initial tests. However, after delving into the minutia of surfboard design, Akshay discovered that most fins are supported via a T-slot in the surfboard body. For this reason, he later designed a fin to be inserted into a groove. Unfortunately, we later learned we needed screws holes on either side to mount into the T- nuts. Mike responded to the challenge and mocked the final design, which included the re:3D logo as well as fixtures for the screws to mount into Akshay’s conceived T-nut slot. Mike also suggested that the fin be printed in black to complement Akshay’s silver board.

Final Construction

By the time the 1.5 long week print was ready for the final piece, July had morphed into August and Akshay had to return to high school.  A couple of weeks into September we attempted to resume the project and he modeled the 4th piece using feedback I relayed remotely. Despite my best efforts, the measurements provided were a little off and the 4th piece wouldn’t align. Both Jeric and Mike supported a redesign and during a long weekend, Mike ultimately generated the final component to Akshay’s vision as well as some much needed “deckholes” our research revealed was required for a surfboard leash, which we purchased from SUP ATX as we figured the extra length on stand-up paddleboard leashes offered might be needed later. With the body complete, we encountered a new set of challenges. During a commute between our Houston and Austin offices, our almost finished 3d printed surfboard took a tumble on our high-strength 3D printed bicycle designed by Patrick, leaving a rather impressive hole. Determined to make it work, I filled the  crevice with silicon prior to using Bondo to level the uneven Gorilla Glue texture.

Jeric did a stellar job capturing a time-lapse of the final piece!

The Test

While touring an untested BETA experiment 7000 miles might sound crazy, for our team it made perfect sense. We had won 2nd place at Websummit last year for pitching our vision to 3D print from trash and 1st at their US event, Collision which granted us free passes for our team to return to Ireland. It therefore seemed natural to transport a untested ambitious print across the sea in front of thousands of media & startups in the name of challenging assumptions around 3D printing.  Upon reflection on the flight to Ireland, it became evident that our success to date and win at Collision, was truly a testament to community support. For this reason, we decided it would be an honor to recruit as many stickers as possible from Web Summit attendees willing to affix their brand to our untested experiment. We humbly collected 150+ logos, including StickerMule, a popular vendor.

Shaun the Sheep

If you followed us or Web Summit/Surf Summit on social media in the past month, you might be a little confused by the multiple references to sheep, Shaun, Gigabot, Irish shepherdesses, and surfing sheep.

The idea to 3D Print Shaun the Sheep was conceived by a female Sheppard & blanket maker named Suzanna of Zwartbles Ireland. Suzanna maintains an active community via social media (@ZwartblesIE) and during our flight over suggested #Gigabot could #3dprint a #sheep in #ireland. The initial Tweet inspired a lively conversation and I found myself Googling open-source sheep stls while flying past Iceland. When Katy & I landed, Matthew suggested this Wooly Sheep by pmoews  to test out on Gigabot, which had been created using a 123D Catch, now ReCap Pro, scan of a garden ornament. Three days of continuous sheep printing and ewe puns soon began. Katy christened the first small-scale sheep as Dolly before making a larger 14 hour sheep. The downside of running large prints is that Gigabot has to work throughout the night. The 3rd shift security team had the pleasure of watching our biggest sheep complete and informed us one morning that they had named him Shaun. It wasn’t until later the next day that we learned Shaun referred to a popular show titled Shaun the Sheep. Shaun quickly garnered a small fan club, and we decided to take him to Sligo, Ireland for Surf Summit as the prize for the 1st surfer to successfully catch a wave on the surfboard.

Surf Summit: The Moment of Truth

As soon as Web Summit concluded, we crated Gigabot for the return to Texas, them scrambled to pack our bags, the surfboard, and sheep for the bus ride to Sligo, the host of Surf Summit. Surf Summit is an incredible post-summit event to cultivate friendships while experiencing the Irish countryside. As the video reveals, it was a breathtaking experience- our only regret being Matthew couldn’t attend in leu of a customer he committed to visiting in the UK. As complete surf novices, Surf Summit provided the perfect proving group for the surfboard test as several surf pros were in attendance to share their experience & wet suits!

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Shaun, Katy, the surfboard & I board the bus

Prior to surfing, we attended the kickoff festivities and allowed Shaun to circulate with the attendees before (he hoped) he would be gifted to a deserving surfer.

Session 1

The next morning we loaded the board, attached the fin, crossed our fingers for good luck and took off to Streedagh Beach. Upon arrival, we were greeted by a team of instructors from Surf World Bundoran, who helped us wax the board and taught birthday girl Katy & I to surf for our first time. The experience was unforgettable.

As our lesson concluded, SurfWorld Instructor Tony volunteered to take our stickered print out on the water. We grabbed our cameras and huddled with our new start-up friends from The Outdoor Journal to capture a mini photo shoot before take-off. The tension was palpable and we all lingered a moment discussing the project, for fear that the board was soon break or worse, sink, taking with it the evidence of so many peers who had supported the endeavor.

Tony proceeded with caution, first testing the buoyancy in shallow waters near the beach, then gradually paddling out further. After a few minutes, he headed out to see if he could catch a break. It wasn’t long before a series of rolling waves emerged and, as luck would have it, he was able to ride one in!

After Tony broke the seal, two other brave instructors also offered to take the surfboard out, despite loosing a fin!

Session 2

Wanting to optimize our wave catching, we headed back to the hotel, then caught a cab to Strandhill beach to join another surf instruction course after lunch. There we met the crew at iSurfIreland who agreed to try her out and broke personal records in distance traveled (which complicated picture taking)! Four surfers tested the board, and gave us valuable improvement ideas.

Feedback

In total 7 instructors braved the board. The advice we received was pretty consistent:

  • The current board is too thick
    • In the future it should be thinner and consideration should be given to reducing weight
  • The curve is not ideal
    • The board should bow more at the top
  • We could have better leveraged the benefit of 3D printing
    • The current design mirrors current manufacturing aesthetics and could have been sexier
    • Surfers appreciate custom features (holds for cameras, grips, personalized lettering)
  • The absence of a durable fin made it hard to maneuver
    • I should have printed the fin flat so it couldn’t delaminate, and/or used honeycomb for more density
  • A three or multiple fin design would be ideal
    • Ours had only a single fin
  • Stickers made the board more slick, albeit cool!
  • Everyone seems optimistic that 3D printed has great potential in watersports, especially wakeboards and body boards
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Photo by Katy Jeremko

One Month Later

Currently the surfboard resides in our Austin office. What began as an idea, transformed into a internship, that took us 7000mi and introduced us to new friends around the world. As we reflect on the people we met through Akshay, sheep printing, sticker collecting, and trial by water we are struck by the creativity & vision that the community shared. We hope this is the first of many use cases that will expand our perspective on what is possible through affordable, life – size 3D printing. We welcome your ideas on where we go from here!

Happy Printing,

Samantha snabes

Blog Post Author

~Special Thanks to: our Intern Akshay, Coach Norman, Mike Battaglia, Jeric Bautista, the makers of Gorilla Glue, SUP ATX, WakeBoard Graphics Austin, Sail & Ski Austin, to the ENTIRE Web Summit/ Surf Summit Staff, all the StartUps that shared their stickers, The Outdoor Journal, The city of Sligo, IDA Ireland for the rad T shirts, isurfIreland, Surf World, and our staff who all had a hand in this crazy adventure!

~~We're still catching up on post-summit sleep. It's possible I missed a credit or left a typo. Feel free to submit additional pictures, corrections, comments, or questions to @samanthasnabes