Timing Pulley Hob

Timing Pulley Hob

Material: HSS M2,M35,S390

Ordering Specifications of timing pulley hob:

1. Belt specification (Pitch & Belt Type)
2. Belt maker’s instructions
3. Number Teeth of pulley
4. Pulley profile (Detail View)
5. Hob dimensions (OD X L X d)

Note: When you order please provide the name of the belt maker because each manufacturer’s tooth profile varies.Even if the standard for the timing hob you request is the same tooth profile, it may be different according to the belt maker.

▶ Standard formula for pulley gear
m = CP÷π
PCD = m×Z
OD = PCD- (CK×2) 

The complete range of hobs produced by us, besides large modules hobs, is completed by

- Solid gear hobs from mod 0.5 -mod.22mm

- Spline hobs (parallel or involute such ASA)

- Roller chain hobs

- Carbide hobs

- Worm wheel hobs, shank type or bore type

- Pulley hobs

- HM hobs

The precision class obviously is regulated by international standards such Din 3968 (class A and class AA) 

Any special requests roller chain sprocket hob, please contact us for more details.