... :NR/CR/NBR/FKM/VITON/FPM/SIR/EPDM/ACM/PA/PU/PE/PTFE/POM/PVC/ABS/PS etc.. Materials: NBR, FKM ... /FPM/VITON,SIL,ACM,EPDM,H-NBR,NR,PA,PU,PE,PTFE,POM,PVC,ABS,PS etc.Applications: automobile, motocycles ... samples or draft/ customers' design and specification are accepted. silicone rubber seal ring,PU seal ring,water seal ring