Precise and powerful custom made solutions.
HZPT may be the world head 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 specifications.
Key Features
Sizes: 1.5” through 52” CD
Standard Ratios: 5:1 – 70:1
Enveloping Worm Gear Backlash: Standard / Low / Zero
Gear Materials: Tin + Alum Bronze, Ductile Iron, Steel Aluminum, Torlon®
Worm Materials: Hardened Steel + Nitride, Stainless Steel
Modified result configuration (e.g. keyways, splines)
Custom Design Options: Custom Center Distance
Particular Ratios: Up to 200:1 solitary stage; size dependent, Sector gears