starflex 4508

StarFlex® 4508 PTFE Special Organic Fiber Packing

STARFLEX 4508 PTFE special organic fiber Packing is braided of reinforced non-asbestos organic fiber impregnated with PTFE dispersion, it’s a kind of high-strength, corrosion-resistant, and scour-resistant sealing material, an ideal replacement of asbestos packing. It’s not only widely used in pumps, valves, kettles with high line speed and pressure, but also in sealing of liquid container. This packing has superior application in old equipment because of its good compressibility and recovery rate.

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Product Description

Technical Specification
Max. working temperature, steam-100°C ~ +260 °C
Max. working pressure (rotary pump)20 bar
Max. working pressure (reciprocating pump)80 bar
Max. working pressure (valve)150 bar
Peripheral speed limit (rotary pump)0 - 12 m/s
Peripheral speed limit (reciprocating pump)0 – 2 m/s
Peripheral speed limit (valve)0 – 2 m/s
pH value0 to 14

Size (mm2):

3, 5, 6.5, 8, 9.5, 11, 12.5, 14.5, 16, 17.5, 19, 20.5, 22, 24, 25.5, 28

Length (mtrs):