High pressure valve stem packing spring seal oilfield seals
US $62.70-$62.90
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Material | Top and bottom ring: PEEK or PTFE+fiber Middle ring: PTFE+carbon fiber V-spring: stainless steel Sealing ring: PTFE+carbon fiber |
Media | Emulsion, water and oil |
Characteristics | Good wear resistance, small friction coefficient |
Application | Well Service Pumps Fracturing Pumps Cementing Pumps Acidizing Pumps |








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