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PTFE Graphite gland packing for pump
PTFE Graphite gland packing for pump

PTFE Graphite gland packing for pump

Product Attributes :

This PTFE-graphite centrifugal pump gland packing is engineered for stable sealing inside the centrifugal pump gland, combining the chemical resistance of PTFE with the thermal conductivity of graphite. Its low-friction performance supports continuous shaft rotation while maintaining controlled leakage and long service life in demanding pump applications.

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Product Description

 Centrifugal Pump Gland Packing Data Sheet 

Test Item Unit Target
Temperature -250 ~ +280
Pressure Mpa 10-25
Loss on Ignition    
Line Speed m/s 0-12
Ph Value   0-14

Suitable for packing seals of various valves, pumps, and reactors under high pressure and highly corrosive media.


This centrifugal pump gland packing is manufactured from a PTFE and graphite composite, giving it an ideal balance of chemical resistance, heat dissipation, and low friction—three properties essential for reliable sealing within a centrifugal pump gland. The PTFE component provides non-reactive, corrosion-proof performance against water, chemicals, and industrial fluids, while the graphite enhances thermal conductivity and dimensional stability during rapid or continuous shaft rotation.

The packing’s uniform braided structure ensures consistent density and allows it to conform tightly around the pump shaft, maintaining an effective seal with minimal torque load. Its smooth running surface reduces shaft wear, prevents excessive heat buildup, and supports long-term operation under varying pressures and speeds. Even during extended duty cycles, the PTFE-graphite combination maintains flexibility and sealing integrity, making compression adjustments straightforward and predictable.

Designed to address leakage control in centrifugal pumps, this packing is widely used in water circulation systems, chemical processing units, cooling water pumps, industrial transfer lines, and general utility pumping equipment. Its durability, low maintenance requirement, and stable sealing behavior make PTFE-graphite centrifugal pump gland packing a dependable solution for facilities aiming to improve pump efficiency and operational reliability.

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