ISO4633    BS4504    EN681-2003

Rubber Gaskets for D.I pipes and fittings
We manufacture rubber gaskets for ductile iron pipes and fittings. The raw materials are SBR, EPDM, and NBR. Our rubber gaskets are made according to ISO4633, BS4504, EN681-2003 standards. We supply rubber gaskets for many D.I pipe factories, such as Xinxing pipe factory, Suns pipe factory, Yongtong pipe factory. And they are partly or completely getting the rubber gaskets from our factory. Some overseas clients order and purchase rubber gaskets directly from us. We provide OEM or ODM services as well.

Process flow diagram:
Molten iron in blast furnace→Blast Furnace or Cupola→Spheroidization →Physics and Chemistry Ispection→Static pressure line casting→Shot-Blasting Clean Manhole cover→Grinding→Inspection the Size→Hydro Testing→Brush the Bitumen→Packing Storage