We hereby express best regards on the bahalf of jsk "kazan synthetic rubber plant" and suggest that you consder the posibility of usage of our qnique synthetic rubber skb since our sodium butadiene rubber can substitute for natural rubber as well as for butadiene and butadiene-styrene in some arear of production due to its high adaptality to manufacture. You will conciderably reduce your total expenditures if you replace standard polymers by skb due to the following reasons: The cost of skb is lower than that of natural rubber by 25-35 %; easy meleable; high filling capacity; will be glad to answer all your questions and requires