SHF SHP Burgmann mechanical seals

SHF SHP

Features

Cartridge design
Single seal
Balanced
Multiple springs
Dependent of direction of rotation
Integrated pumping device
Stationary spring loaded unit
Shrink-fitted seal face

Advantages

Deformation-optimized seal for high sliding velocities and medium pressures
Economical due to standardized inner components
Universal application for OEM or retrofits of boiler feed water pumps with floating ring seals, labyrinths or packings
High flexibility due to adaptation of the connection parts to the pump seal chamber
Optimum heat dissipation due to integrated pumping device and optimized seat design
Insensitive to shaft deflections due to stationary design
Short built

Operating range

Shaft diameter:
d1* = 40 … 250 mm (1.57″ … 9.84″)
Pressure: p1 = 50 bar (725 PSI)
Temperature: t = +300 °C (+572 °F)
Sliding velocity: vg = 60 m/s (197 ft/s)
Axial movement: ±3 mm* Other sizes on request

SHF SHP Materials

Seal face: Silicon carbide (Q), Carbon graphite antimony impregnated (A), Carbon graphite resin impregnated (B)
Seat: Silicon carbide
Secondary seals: EPDM (E), FFKM (K)
Springs: CrNiMo steel (G)
Metal parts: CrNiMo steel (G)

Recommended applications

Power plant technology
Oil and gas industry
Refining technology
Petrochemical industry
Chemical industry
Boiler feed water pumps

Download catalog for more information:SHF SHP

SHF SHP Burgmann mechanical seals

SHF SHP

Features

Advantages

Operating range

SHF SHP Materials

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