Enveloping Worm Gear

Precise and powerful custom made solutions.
HZPT is the world head in double-enveloping worm gear technology. Cone Drive equipment sets are available in regular 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 Aluminium, Torlon®
Worm Materials: Hardened Metal + Nitride, Stainless Steel
Modified output configuration (e.g. keyways, splines)
Custom Design Enveloping Worm Gear Options: Custom Center Distance
Special Ratios: Up to 200:1 solitary stage; size dependent, Sector gears