... Natural rubber o ring 1.Material NR 2.Good tensility,wearing 3.ROHS,ISO9001,14001 4.Type:O ring,X ring,V ring,U ring,etc Natural ... Rubber o ring 1. Main materialNatural rubber ... on.7. Main performanceThe outstanding strength of natural rubber has maintained its position as the ... /productgrouplist-212134849/Rubber_ring.html Natural rubber o ring