Auto rubber spare part 1.rubber material advice 2.custom-made 3. ... 4.OEM/ODM OEM high performance auto rubber spare part Materials advice silicone and rubber(EPDM,NBR,SBR,CR,BR,IIR,NR ... A or IRHD, tolerance can be ±5 shore A, for some special products, we can reach ± 3 shore A ... Mold/samples lead-timefor prototype mold, usually in 7days. for mass production mold, usually in 1-2 weeks.Packageplastic bag ...