Welded metal bellows construction,Balanced, Independent of direction of rotation Bellows not only used as elastic component, but also has good torque transmission effect No dynamically loaded O-Ring Dimensional data conform with DIN24960 standard Refining technology, Oil and gas industry Process industry Pumps Special Rotating Equipment.
Shaft diameter: d1=18...100mm(0.750'' ...4.000'')
Pressure: p=0...2.5Mpa（362.5psi）
Temperature: t = -20 °C ...220 °C(-4°F to 428°F)
Sliding velocity: Vg≤15m/s（49.2ft/m）
Notes: The range of preesure,temperature and sliding velocity is depend on seals combination materials
Rotary Face
Silicon carbide (RBSIC) O
Carbon graphite resin impregnated Ak
Tungsten carbide W1
Stationary Seat
Silicon carbide (RBSIC) O
Tungsten carbide W1
Elastomer
Fluorocarbon-Rubber (Viton) V
Ethylene-Propylene-Diene (EPDM) E
PTFE Enwrap Viton M1
Bellows
Alloy C-276 M4
Stainless Steel （SUS316) G
AM350 Stainless Steel T6
Alloy 20 M3
Parts
Stainless Steel (SUS304) F
Stainless Steel (SUS316) G
4J42 T4
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Standard Seat:T4G9 T4G9 equivalent to Burgmann G9
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