HTD Standard Pilot Bore Timing Pulleys
HTD Standard timing pulleys are the basic type of HTD pulleys.
They are made of steel or gray cast iron and they are designed as unbored or with a pilot bore.
The pulleys are supplied as a semi-finished product and the bore must be modified before mounting the pulleys on the shafts.
Pulleys Fields of Use
The HTD standard timing pulleys are designed for all types of HTD and RPP belts.
They are typically used in machine tools, small machinery, compressors, packaging, printing machines, in the food, paper and chemical industry and in many other machines.
Steel, cast iron or aluminum alloy.
Other materials to order.
|Surface roughness||ISO 254|
|Balance quality grade||VDI 2060, ISO 1940|
Cast iron pulleys at v < 30 m/s must be balanced.
Pulley Basic Profile
- Pulley 3M for belts HTD 3M (or 3RPP) with grooves pitch 3.00 mm
- Pulley 5M for belts HTD 5M (or 5RPP) with grooves pitch 5.00 mm
- Pulley 8M for belts HTD 8M (or 8RPP) with grooves pitch 8.00 mm
- Pulley 14M for belts HTD 14M (or 14RPP) with grooves pitch 14.00 mm
Pulley Code Description
30-8M-20 (Type 6F, Steel)
Number of pulley teeth
Teeth pitch in mm and type of pulleys for belts HTD
Width of belt in mm
Type of construction
Documents for Download
TYMA CZ Data Sheets
Czech and English (PDF 1.50 MB)
TYMA CZ Catalogue
Czech and English (PDF 3.64 MB)