Timing Belt Pulleys XL, L, H, XH
Timing belt pulleys XL, L, H, XH are manufactured to DIN ISO 5294, DIN 7721 and designed for trapezoid cross-section belts with imperial span in inches.
Standard cross-sections, versions and dimensions:
Marking:
30 XL 075
30 - number of teeth (cogs), XL - cross-section, 075 - belt width in inches 0,75" = 19,05mm
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- XL for belts XL with a 5.08-mm span
- L for belts L with a 9.525-mm span
- H for belts H with a 12.70-mm span
- XH for belts XH with a 22.25-mm span
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Material:
Steel C45, 9 SMn 28K, 9 SMnPb 28 K High-grade grey iron GG20-GG25
Aluminium alloy AlCuMgPb ...
Plastic PA6 and 6.6 or POM ...
Surface roughness to: ISO 254
Degree of balance to: VDI 2060, ISO 1940
For radial speed v > 30 m/s it is necessary to balance the pulley.
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Other technical specifications of particular pulleys to be found in their manuals.
Files for downloading:
News
2010-01-09
Timing belts CONTI SYNCHROCHAIN on stock
Product range 55 different sizes ...
2008-02-13
Texts and magazines
We have prepared a new webpage where you can find texts and articled that we have published in professional magazines.
2008-02-01
Causes of breakdowns in belt transmissions
There is also a new webpage containing tips on dealing with belt transmission problems.
2008-01-26
A new website TYMA.CZ
As part of our permanent efforts to improve our customer services, a new version of our Internet presentation was launched on Monday 27 January 2008.
