... 3.Water/Oil/Ozone/Temperature/Abrasion resistant 4.OEM/ODM High quality automotive rubber parts 1. Materials advice: silicone and rubber (EPDM, ... can be ±5 shore A, for some special products, we can reach ±3 shore A tolerance.8. High QA/QC system: excellent ... chemical and physical property, high/low temperature resistance, oil and ...