We could offer Butyl rubber Russian /China BK-1675N,IIR-1751.
Bromobutyl rubber Russian /Exxon 2222,2255,BBK-232,
Polybutadiene rubber Iran/Korea/Russian /China origin BR1220,BR1208,BR01,BR9000,BR40.
prime grade ,Styene- butadiene rubber Korea/Russian origin. SBR1712,1502
If you are interested in any product above ,please feel free to contact us.