darrene
Part of the e-furniture
Posts: 440
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Post by darrene on May 28, 2023 20:09:35 GMT
A few years ago I had a need to bend some G scale track and couldn't justify the outlay on a track bender for the couple of times I needed it. Then I stumbled across a brilliant piece of design by a great chap called Pierre Rouzeau. I had a go at printing in PETG with 100% infill. That required a reduction in cooling, a 245c hotend and a high bed temperature to get decent bed adhesion and remove warping. Here are the components and the result of bending code 332 brass track. Trying to achieve a tighter radius resulted in the bender jumping off the track - due I think to imperfect roller shimming on my part. The bender itself didn't breaking a sweat (and more importantly, didn't break )
Appling a bend
Straightening a bend:
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JonL
Elder Statesman
WWSME (Wiltshire)
Posts: 2,988
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Post by JonL on May 29, 2023 13:08:23 GMT
I'm quite impressed at how rugged some of these 3D prints are; I assumed they would be riddled with weak spots
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