... systems 2. Used on steering, shock absorber 3.Certificates:ISO/TS16949,UL,ISO9001,IOS14001 4.OEM About the products Material ... rubber and metal Certification ISO/TS16949 ISO14001 ISO9001 UL FDA Characteristic Ozone resistant, High/ ... 50 compression machines,besides,we have various test machines such as ozone-resistant test machines and vision measuring machine . 4. ...