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View Full Version : Bandsaw blade speed. Math wiz needed.


Dave Bureau
08-25-2009, 9:26 PM
Ok guys, I need info please. Im looking for feet per minute of a band saw blade. 1720 rpm motor with a 4" pulley. other pulley is 20.5". bandsaw wheels are 36" diameter. thanks in advance.
Dave
george wilson
08-25-2009, 9:34 PM
20.5" divided by 4=5.125. Divide 1720 by 5.125=336.610 RPM. Circumference of the 36" wheel IN FEET is 9.42'. 335.610 X 9.42= 3,161.45 feet per minute blade speed.

I'm tired. Someone check.
M Toupin
08-25-2009, 10:06 PM
http://www.owwm.com/math/sfpm.aspx

Mike
Dave Bureau
08-25-2009, 10:09 PM
perfect. thanks
dave
Brian Kincaid
08-26-2009, 9:52 AM
47 ! :eek:

Sorry, couldn't resist.
-Brian :D