T and AT Pilot Bore Timing Pulleys for Polyurethane Belts
T and AT (for PU Belts) timing pulleys are the basic type of pulleys for T and AT belts. Their design is according to DIN 7721.
They are made of aluminium alloy with a pilot bore or unbored.
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 T and AT timing pulleys are designed for all types of T and AT polyurethane belts.
They are typically used in machine tools, packaging machines, printers, single-purpose machines, in the food, paper and glass industry and many other industries.
Other materials to order.
|Surface roughness||ISO 254|
|Balance quality grade||VDI 2060, ISO 1940|
The design for Taper housings must be made to order, aluminum alloy must not be used, but steel must be used.
Timing pulleys in the T and AT versions can also be made to order in the "SE" reduced backlash version and the "0-Lücke" / "0 backlash" version with zero backlash.
Pulleys Code Description
47 T10/24-2 (Al Alloy)
Total width of pulley in mm (for 32T10 belts - belt width 32 mm)
Number of pulley teeth
Number of side rails
Documents for Download
TYMA CZ Data Sheets
Czech and English (PDF 1.55 MB)
TYMA CZ Catalogue
Czech and English (PDF 3.64 MB)