Enveloping Worm Gear

Precise and powerful custom solutions.
HZPT may be the world leader in double-enveloping worm equipment technology. Cone Drive equipment sets can be found in standard sizes and ratios or we are able to prepare custom worm equipment sets to any specs.
Key Features
Sizes: 1.5” through 52” CD
Standard Ratios: 5:1 – 70:1
Backlash: Standard / Low / Zero
Gear Components: Tin + Alum Bronze, Ductile Iron, Steel Aluminum, Torlon®
Worm Materials: Hardened Steel + Nitride, Stainless Steel
Modified output configuration (e.g. keyways, splines)
Custom Design Options: Custom Center Distance
Particular Ratios: Up to 200:1 single stage; size dependent, Sector gears