Thread: Keeping polycord on track
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Unread 14-02-2012, 11:07
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Re: Keeping polycord on track
Quote:
Originally Posted by LH Machinist View Post
Use a belt length calculator http://www.durabelt.com/beltlengthcalculator.php
You’ll be surprised about how tight they are supposed to be. The “normal” stretch factor is between 8% – 12%.
In FRC applications, you only need 3-4% stretch.
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Art Dutra IV
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