Water Pump Shaft Seal

Multi spring mechanical seal H4 is a typical multiple-spring mechanical seal.It is balanced seal which rotary diameter is smaller than the running seat diameter. The seat and other size is same as H2 model. It can be used as a flat replacement for WILO pump. The size is from 20mm to 150mm. Depending on materials, the temperature usually is -30 to 250℃ .Pressure is ≥ 1.5Mpa. Speed is ≥ 15m/s(49 ft/s). Viscosity is ≤ 300 Cp. Slurry concentration is ≤ 0.5%. The surface material is silicon carbide and tungsten carbide. The mating face material is silicon carbide, carbon, tungsten carbide. The O ring is FKM. If you want to know more information about water pump shaft seal, you can send us an email.

• Stationary Ring (SIC/CAR/TC)
• Rotary Ring(SIC/TC)
• Secondary Seal(EPDM/VITON)
• Spring&Other Parts(SUS316/SUS304)

1. High quality

2. Cheap price

3. Short delivery time

4. Excellent seivice

Q: How can I get sample to check your quality?

A: We can provide free sample to you.

Q: Which modes of transport are provided？

A: By train, by sea, by air... Based on your needed.

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