⚙️ How Strong Is a 3D Printed Rack Gear in an Arbor Press? @MyTechFun
⚙️ How Strong Is a 3D Printed Rack Gear in an Arbor Press?  @MyTechFun
Uploaded February 2026 | Updated September 2026, 2 weeks ago
Can a 3D printed rack gear really work inside an arbor press?
In this video I test different 3D printing materials in a real arbor press setup to determine one simple thing:
At what load does it break?
Let’s find out.
I show the slicer settings, tested materials, part dimensions, applied mass, and the complete test setup before loading the rack gear until failure.
This is a destructive test focused purely on break load — no simulations, no theoretical calculations, just real mechanical testing.

Products from this video:
Amazon.com (affiliate): amzn.to/4q67SyY
Amazon.de (affiliate): amzn.to/4rmVknY
Aliexpress (Not affiliate): aliexpress.com/item/1005005992043798.html

Vevor 1-Ton Arbor Press:
5% OFF code: VEVR5OFF
vevor.de : https://s.vevor.com/QTZQ54
vevor.com : https://s.vevor.com/QTZQ6K

QLHB9 Force Gauge with 1-Ton Compression Sensor – product link (affiliate): https://s.click.aliexpress.com/e/_c37wrk83

Support

If you like my independent material testing and mechanical experiments, you can support my work here:

Patreon: patreon.com/mytechfun

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Your support helps me buy more materials and continue these real-world tests.

Mentioned in the video

My arbor press review:
youtu.be/E59q8EqNGaU

Chapters

0:00 Introduction
0:46 Purpose of the testing
2:52 Testing the 15% infill part
3:38 Slicer settings
3:53 Tested materials
5:32 The mass
5:45 Dimensions
6:21 Preparing the test
7:00 Testing
9:27 Back to metal
10:01 The damage
10:16 Result
10:45 Conclusions

Tags

#3dprinting #engineering #mechanicaltesting
#arborpress #rackgear #strengthtest #destructivetest #3dprintedparts #materialtesting #failuretest #PLA #PETG #ABS #CFfilament #3dprinttest
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⚙️ How Strong Is a 3D Printed Rack Gear in an Arbor Press?

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