step pulley question

Joined
Jan 18, 2002
Messages
178
I'm ashamed to ask this because it should be common sense, but here goes.

I have a Coote belt grinder with a 1 hp Baldor motor. It is underpowered for flat grinding large blades. I have step pulleys and wonder if I have them on backwards for the most torque.

Should the larger diameter step pulley be on the grinder shaft,:confused: or the motor shaft for the most torque. I assume this is what they call the 4,5,6 pulley.

Will I get more torque from using the smallest diameter pulley on both motor or shaft? Or, should I use a large diameter pulley on the motor and a small diameter pulley on the grinder to get more torque. (This makes sense when I look at the gears on my old 10 speed bike)

Thanks for any help.

Gerry Hamrick
Snohomish, WA
 
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