A driving belt has a textile supporting element composed of multi functional threads or yarns which contain {HEAD ~ plastic fibers} of {TAIL ~ high breaking strength} and heat resistant natural fibers 
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A driving belt has a textile supporting element composed of multi functional threads or yarns which contain { HEAD ~ plastic fibers } of { TAIL ~ high breaking strength } and heat resistant natural fibers
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH