Features
Balanced seal
spring built -in protected
Bi-directional
Comply with UN EN 12756
Equivalent to HJ977GN HJ97 GN5
Recommended Applications
Paper and sugar industry, sewage treatment industry
solids content or viscous media
Sludge pumps, multistage pumps
Other Rotating Equipment.
Operating range
Shaft diameter: d1=18...100mm
Pressure: p=0...2.5Mpa（362.5psi）
Temperature: t = -20 °C ...180 °C（-4°F to 356°F）
Sliding velocity: Vg≤15m/s（49.2ft/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 Ak
Carbon graphite,antimony impreg AD
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
Elastomers 0-ring
Fluorocarbon Rubber FKM V
Etylene Propylene Rubber EPDM E
Silic one RubberVMQ S
4. Spring
GrNi-Steel (AlS1304) F
GrNiMo-Steel (AlS1316) G
5. Metal Parts
GrNi-Steel (AlS1304) F
GrNiMo-Steel (AlS1316) G
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