Features
Compact design in the rubber
Insensitive to shaft play and run out
Bellows should not twist due to spring drive
Single seal, unbalanced, single spring
Conform with DIN24960 EN12756 standard
Recommended Applications
Water and waste water technology
Petroleum chemical industry
Industrial pumps
Slurry pumps
Process pumps
Other Rotating Equipment
Operating range
Shaft diameter: d1=8...100 mm
Pressure: p=-0.1...1.6Mpa（-14.5psi....232psi）
Temperature: t = -20 °C .. 140 °C(-4°F to 284°F)
Sliding velocity: Vg≤10m/s（32.80ft/m）
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 impregnated Ak
Hot-Pressing carbon Ac
Silicon carbide (RBSIC) O
Tungsten carbide W1
2.Stationary Seat
Aluminium oxide(Ceramic) B
Silicon carbide (RBSIC) O
Tungsten carbide W1
3.Auxiliary Seal
Nitrile-Butadiene-Rubber (NBR) P
Fluorocarbon-Rubber (Viton) V
Ethylene-Propylene-Diene (EPDM) E
4.Spring
Stainless Steel (SUS304) F
Stainless Steel (SUS316) G
5.Metal Parts
Stainless Steel (SUS304) F
Stainless Steel (SUS316) G
