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TG58UD-TG59UD

John Crane Type58UD/59UD Replacement

TG58UD Auxiliary seal is rubber 0-ring structure TG59UD Auxiliary seal is PTFE wedge ring structure

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Detail Information

Features

Double seal

Unbalanced

Bi-directional

Multiple springs

PTFE wedge ring

DIN 24960 Standard

Recommended Applications

Chemical industry

Industry pumps

Process Pumps

Oil refining and petrochemical industry

Other Rotating Equipment

Operating range

Shaft diameter: d1=30...100 mm

Pressure: p=0...0.5Mpa（72.5psi）

Temperature: t = -29 °C ..+260 °C(-20.2°F to 500°F)

Sliding velocity: Vg≤25m/s（82ft/s）

Notes: The range of preesure,temperature and sliding velocity is depend on seals combination materials

Product Structure

Combination Materials

1. Rotary Face

Carbon graphite, resin impreg A_K

Reaction Bonded Sic RBSIC O

Sintered Silicon Carbide SSlC O₁

Tungsten Carbide.Ni-binder W

2. Stationary Seat

Reaction Bonded Sic RBSIC O

Sintered Silicon Carbide SSlC O₁

Tungsten Carbide.Ni-binder W

3. Auxiliary Seal

PTFE wedge ring 0-ring

Pure PTFE T FKM V

EPDM E

FFKM K

4. Spring

GrNi-Steel (AlS1304) F

GrNiMo-Steel (AlS1316) G

Hastelloy C-4 M

5. Metal Parts

GrNi-Steel (AlS1304) F

GrNiMo-Steel (AlS1316) G

Hastelloy C-4 M

Mechanical Seals

Pump Seals

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