Isrel businessman wants to import drainpipe, asbestus, and alluminum alloy material.

以商人求购排水管（三元乙丙橡制）、矿（石）棉、铝合金材料。

The main materials we used are including silicone rubber, fluorubber, natural rubber, neoprene rubber, EPDM, butyl rubber, polyurethane, polyethylene, EVA, ABS, PP, and PVC.

使的原料有硅橡、氟橡、天然橡、氯橡、三元乙丙橡、橡、聚氨脂橡、聚乙烯、聚丙烯、EVA、ABS、PP、PVC等。

Three Yuan second grade third rubbers (EPDM) is the ethylene, the propylene and the few non-conjugate diolefin copolymer.

三元乙丙橡（EPDM）是乙烯、丙烯和少量非共轭二烯烃的共聚物。