Choose from Our Range of Products

Choose from Our Range of Products

TG2U/TG2BU

John Crane Type 2 Replacement

Type TG2U is designed with a unique drive and balancedelastomer diaphragm.Within characteristics of reliabletransmission,automatic alignment and compensationcapabilities,reliable sealing and long working life.TG2Uwidely used in pumps,mixers,compressors and otherotating equipment.
TG2BU is balanced seal,can be used in high pressurecondition.
TG2U-TG2BU conform to US standard.
Features
The seal components are available in a variety of materials to suit different applications.
Bi-directional
Available in multiple orientations: TG 2BU (balanced version for higher pressure)
Compatible with multiple equipment OEM specifications
Simplified installation process enables quick replacements
Operating range
Shaft diameter: d1=0.625'' ...3.000''
Pressure: p=0...6.3Mpa(914psi)
Temperature: t = -20 °C ...205 °C(-4°F to 401°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

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