Enveloping Worm Gear

Precise and powerful custom solutions.
HZPT is the world leader in double-enveloping worm equipment technology. Cone Drive equipment sets are available in standard sizes and ratios or we can 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 Materials: Tin + Alum Bronze, Ductile Iron, Steel Aluminium, Torlon®
Worm Materials: Hardened Metal + Nitride, Stainless Steel
Modified output configuration (e.g. keyways, splines)
Custom Design Options: Custom made Center Distance
Special Ratios: Up to 200:1 one stage; size dependent, Sector gears