... resistance,oil resistance,acid resistance,alkali resistance,and good fire resistance.NBRoil resistance,acid resistance,alkali resistance,no permeation. ... Armarium,Toy etc10.Lead time of goods:1-2weeks for 10000pcs.11.Package:Standard export packing:PVC bag,Carton,Pallet12 ... service offeredWe manufacture large-sized O-ring(ODMax 1850mm), Oil Seal(ODMax 1700mm) and V-ring(ODMax 1850mm). We can provide ...