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  1. H

    HTD Timing belt Issue

    Well after 3 machining trials I was able to cut something that fit. Turns out this belt had a (roughly) 4.92mm pitch not a 5mm pitch... If anyone is having trouble with a similar cheap timing belt feel free to get in touch to troubleshoot it. Here are some pictures with captions...
  2. H

    HTD Timing belt Issue

    I thought stretch might be the issue at first but if you look closely at the back lit photos you can see that there seems to be a difference in the peak of each tooth of the pinions themselves (where the smaller diameter pulley has smaller/tighter peaks). For this reason I am thinking that the...
  3. H

    HTD Timing belt Issue

    Hey all, I am working on a two stage gear reduction for my bike and was hoping to model and then machine a custom 106 tooth 5m pitch HTD pulley. The thing I am struggling with is that the two belts I have (and their associate pinions) both seem to claim to be 5mm pitch HTD belts but seem to have...
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