Auger RPM Calculator

Tools

Auger / Screw Conveyor

Auger Throughput (TPH)

Screw Conveyor Power Estimator

Auger Torque Quick-Check

Flight Fabrication

Flight Flat Pattern (CAD-ready dims)

Segmented Flight Layout

Flight Helix Angle

Plate Weight Estimator

Material & Small Tools

Bulk Material Density Lookup

Motor HP ↔ kW

RPM ↔ Linear Speed

Advanced / Premium

Complete Screw Conveyor Designer (PREMIUM)

Use this when you know the machine throughput target and geometry. Outputs a practical target RPM — remember to add safety margin for startup/inrush and material variability.

Units

Target Throughput (TPH)

Auger Diameter (mm)

Flight Pitch (mm)

Fill Factor (%)

Material

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Terms Used in This Calculator

Desired TPH: Target throughput in tonnes per hour.