Sindri Labs
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sindri-labs.bsky.social
Sindri Labs
@sindri-labs.bsky.social
Entrepreneur | Manufacturing | Design

Discussing strategies and tools for building products more effectively. 3D printing, Robotics, computer vision, AI

🔬 PhD Industrial Engineering
📈 Startup Founder
🏎️ Car Nerd
🔧 Maker
🏳️‍🌈 San Francisco
April 16, 2025 at 2:54 PM
We made some 3D printed metal casting patters to better understand how print parameters affect the surface finish.
January 4, 2025 at 7:09 PM
Received the best gift today
December 17, 2024 at 7:07 AM
3D printed and anodized Titanium gift for my partners birthday :)
December 16, 2024 at 1:17 AM
3D printed chair from Thermwood ‘s LSAM system.

LSAM = Large Scale Additive Manufacturing
December 11, 2024 at 8:24 PM
Wire Arc Additive Manufacturing (WAAM) in a foundry. 3D printing is big in the metalcasting industry!
December 7, 2024 at 8:23 PM
Thinking about getting a capsule vending machine to give away my 3D printed designs.

Custom blind box sets incoming!
December 6, 2024 at 9:14 PM
7.0 earthquake ~250 miles north west of San Francisco. They have issued a Tsunami warning for the surrounding area
December 5, 2024 at 7:50 PM
Colored concrete 3D printing by Vertico in Eindhoven
December 5, 2024 at 5:16 PM
Machining an aluminum part that we programmed using the rapid machining software developed at Iowa State University in Dr. Matt Frank’s lab.
December 5, 2024 at 5:10 PM
I’m helping product engineers get machined prototype parts faster to accelerate their product launches.

I’m doing this with machining automation software that eliminates the needed for a dedicated machinist.
December 5, 2024 at 11:06 AM
One of my favorite projects. CNC machined star destroyer.
December 5, 2024 at 2:09 AM
My personal favorite MEX extrusion approach is called FGF, or Fused Granulate Fabrication. In that approach a screw extruder is used to compress and heat pellets. These polymer pellets can be 10x cheaper than filament!
December 4, 2024 at 7:15 PM
There are other approaches to MEX though. Instead of a filament you can fill a cartridge and use a plunger to extrude material out of the nozzle. This approach frequently used in bioprinting where they are extruding gels.
December 4, 2024 at 7:08 PM
The 3D printing category of Material Extrusion (MEX) contains popular printers like the Prusa MK4 and the Bambu P1S that extrude filament. They are often referred to as:

FFF - Fused Filament Fabrication
FDM - Fused Deposition Modeling

We love acronyms in the 3D printing world!
December 4, 2024 at 7:06 PM
I am working on bringing some automated machining software to market. I used it to produce these parts for a student’s project.

Setup for these parts all together took less than 30min using the software!
December 4, 2024 at 4:42 PM
Additive manufacturing is categorized by technology in the ISO/ASTM 52900 standard. Here are the acronyms.

Which ones have you used?
December 4, 2024 at 5:17 AM
Manufacturing is making geometry. We can make geometry from material by forming, adding, or subtracting the material away.

How hard could it be?
December 4, 2024 at 5:12 AM
Here is a custom retro-pi system so made to look like Kakao Friend Ryan. 3D printed on Formlabs
December 3, 2024 at 9:34 PM
Some 3D printed parts being sent out to a customer :)
December 3, 2024 at 5:00 PM
Found a use for our 3D printer purge material
December 2, 2024 at 4:54 PM
3D printed funnel system printed on a Stratasys Origin One
December 1, 2024 at 10:29 PM
Here’s a video machining a a casting pattern printed using a 5mm nozzle. This part was printed and machined in less than 8 hours
November 28, 2024 at 6:02 PM
Then we trim the surface back using a milling tool in a CNC machine.
November 28, 2024 at 5:35 PM
If we add the ability to machine our part (subtractive manufacturing) we can get around this limitation.

How? We start by depositing thick layers. But now we overbuild the intended surface.
November 28, 2024 at 5:33 PM