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Worm & Worm Wheel

Worm and worm-wheel sets optimized for systems requiring high reduction ratios and a compact footprint. Friction-minimizing bronze alloys and ground worm profiles deliver high efficiency.

Tooth FormZk / Zn / Zi / Za profile
Module Range1 – 15 mm
Number of Starts1 – 8 starts
ToleranceDIN 3974 — Class 5–7
MaterialHardened steel (worm) · GZ-CuSn12 bronze (wheel)
SurfacePrecision profile grinding (worm) · Hobbing (wheel)
InspectionAxial run-out · Contact pattern · CMM