Conveyor Calculators
Pulley RPM Calculator
Calculate driven pulley RPM from driver pulley and diameters.
Inputs
Result
Driven RPM
580rpm
Formula
RPM₂ = RPM₁ × D₁ / D₂
Share result
Advertisement
Formula
RPM₂ = RPM₁ × D₁ / D₂
Worked example
1450 × 100 / 250 = 580 RPM
FAQ
+Does belt thickness matter?
For high precision yes — add belt thickness to both pulley pitch diameters.
Related calculators
Conveyor Belt Speed Calculator
Calculate belt speed from pulley diameter and motor RPM.
Conveyor Capacity Calculator
Estimate conveyor throughput in tonnes per hour.
Conveyor Motor Power Calculator
Estimate required drive motor power for a horizontal belt.
Gear Ratio Calculator
Calculate gear ratio between two spur gears.