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

以色列商人求购排水管（三元制）、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、氟、天、氯丁、三元、丁基、聚氨脂、聚烯、聚烯、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（EPDM）是烯、烯和少量非共轭二烯烃的共聚物。