Auger Throughput (TPH)

Tools

Auger / Screw Conveyor

Auger RPM Calculator

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)

A practical, widely accepted capacity estimator. Use it to compare candidate auger sizes, confirm motor requirements and quick-check material flow. For inclined conveyors or sticky materials reduce fill factor accordingly.

Units

Auger Outer Diameter (mm)

Flight Pitch (mm)

Auger Speed (RPM)

Fill Factor (%)

Material

Back to tools

Terms Used in This Calculator

Fill Factor: Fraction of cross-section filled (typical 25–35%).
Bulk Density: Material loose bulk density in kg/m³.