API mud pump valve inserts
1.available in Nitrile ,Fluoroelastomer and Polyurethane material
API mud pump valve inserts:
The sealing is made of polyurethane or special rubber ,it is wear resistant ,long service time and easy to replace .
Dongli could also offers a full line of piston replacements including piston rubbers and snap rings.
The piston rubber is made from specially formulated compounds which are resistent to the effect of heat,oil , mud and water.The mutiply fabric reforced backings used in the production of the piston rubbers provide positive,wear resistant seals.
DL premium pistons are fully interchangeable with other API standard designed pistons and deliver maximum performance in almost all drilling conditions. The hub is formed from high grade steel. The piston rubber is made from specially formulated compounds which are resistant to the effects of heat,oil and water. The multi-ply fabric reinforced backings used in the production of the piston rubbers provide positive,wear resistant seals. High tensile strength, resistance to chemicals, hydrocarbic.