Shanghai Enactus Industrial Co.,Ltd

Features

• Cartridge design

• Single seal

• Balanced

• Multiple springs

• Stationary spring loaded unit

• Shrink-fitted seal face

Advantages

• Deformation-optimized seal for high pressures and high sliding velocities (static up to 500 bar (7,250 PSI) and dynamic up to 150 bar (2,175 PSI))

• Economical due to standardized inner components

• High flexibility due to adaptation of the connection parts to the pump seal chamber

• Insensitive to shaft deflections due to stationary design

• Pre-assembled unit for quick and easy installation

• Suitable for use in compliance with API 682, type ES

• Version with loose-fitted seal face available, for extreme applications

• Only small number of components

Operating range

Shaft diameter:
d1* = 40 ... 250 mm (1.57" ... 9.84")
Pressure: p1 = 150 bar (2,175 PSI)
Temperature: t = 200 °C (394 °F),
Sliding velocity: vg = 60 m/s (197 ft/s)
Axial movement: ±3 mm
* Other sizes on request

Materials

Seal face:
SiC-C-Si silicon impregnated carbon (Q3), Carbon graphite antimony impregnated (A)
Seat: Silicon carbide (Q)
Secondary seals:
FKM (V), EPDM (E), FFKM (K)
Springs: Hastelloy® C-4 (M)
Metal parts: CrNiMo steel (G), Duplex (G1), Super Duplex (G4), Titanium (T2), Hastelloy® C-4 (M)

Recommended applications

• Oil and gas industry

• Refining technology

• Petrochemical industry

• Chemical industry

• Power plant technology

• Pulp and paper industry

• Water and waste water technology

• Hot water

• Sour water

• Caustic soda

• Amines

• Crystallizing media

• Crude oil

• Process water

• Crude oil feed pumps

• Injection pumps

• Multiphase pumps

Service
Provide special design
According to the requirements and conditions for the custom processing

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