Valve Stem packing
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valve stem packing
Valve Stem packing includes:
AP 2701 Expanded graphite packing ring
AP 2702 Reinforced graphite packing ring
AP 2703 Asbestos graphited packing ring
AP 2704 Asbestos Packing ring impregnated with PTFE
AP 2705 Muddy Filler
Compressed by expanded graphite, expanded graphite packing ring is used as sealing, gasket, packing in all kinds of valves and pumps.
Reinforced graphite packing ring is molded expanded graphite packing ring reinforced with SS304, steel mash, nickel or platinum to elevate the strength of pressure resistance.
Asbestos graphited packing ring is molded packing made of asbestos fibre and graphite, braided with tinsel in the center.
Asbestos packing ring impregnated with PTFE is braided from desalted asbestos fiber and molded after impregnated with PTFE lubricant.
Muddy Filler change the traditional seal type in which packing performs as the principle part, is quite suitable for paper making plant and chemical factories where has corrosive fluid medium with suspended particulate.
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