Features
Single and ealstomer bellows mechanical seal
Bi-directional
Non-sliding design structure,elastomer bellows automatically compensates for primary ring wear.
Vailable in metric and inch sizes
Recommended Applications
Water and waste water technology
Process pumps
Industrial pumps
Petroleum chemical industry
Other Rotating Equipment
Operating range
Shaft diameter: d1=14...80mm
Pressure: p=0...1.0Mpa（145psi）
Temperature: t = -20 °C ...150 °C(-4°F to 302°F)
Sliding velocity: Vg≤13m/s（42.6ft/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
Silicon carbide (RBSIC) O
Hot-Pressing Carbon Ac
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 (FKM) 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
