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Learning how to build Lotus Seven replicas...together!
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PostPosted: August 5, 2017, 11:35 pm 
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Joined: July 24, 2008, 9:18 pm
Posts: 226
I just bought an old (50s - 60s) Rockwell bandsaw. I am looking to slow down the blade speed some. I want to make some new pulleys for my lathe, but I do not know how to calculate my desired speed.

Anyone here know this math?

I

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PostPosted: August 5, 2017, 11:37 pm 
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Joined: July 24, 2008, 9:18 pm
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Who knew.... many calculators already out there.

http://vintagemachinery.org/math/sfpm.aspx

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PostPosted: August 5, 2017, 11:47 pm 
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This one is really cool....

https://www.blocklayer.com/pulley-belteng.aspx

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