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GetaGrip! Moves Lumber, Improves Production
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Drive Ratio Calculator
For
Belt Pulleys and Sprockets

Figuring out those belt pulley and sprocket sizes is made easy with this calculator.

Replace the blue numbers with your own. 
To calculate, click on the Total or press your 'Tab' key. 

Enter your motor rpm and the gear ratio of your reducer (if no reducer is present set the ratio at 1:1). 

  • For Belt Pulleys enter the diameter of the pulleys

  • For Sprockets enter the number teeth on the sprocket.

  • You can enter drive ratios instead of pulleys and sprockets.

  • Adjust the belt pulley or sprocket you want to change until you achieve your desired Final RPM.

Electric Motor RPM Out >  
          Belt/Chain  
Reducer Gearbox In <  
  / 1 Ratio Out >  
          Belt/Chain  
  < Out In <  
  Belt/Chain          
  > In Out >  
          Belt/Chain  
  Final RPM In <  

To Optimize... GetaGrip! and Adjust Your Roll RPM

Home ] Sawmill ] Planer ] Veneer ] Calc Kits ] Order Online ] Apply Kits ] Ending Roll RPM Calc ] [ Drive Ratio Calc ]
GetaGrip!
Moves Lumber, Improves Production

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