Type 10T and 10R both use PTFE bellows, and are designed for external mounting on extremely corrosive duties including acids, salts and organic compounds.


Product variants


John Crane Mechanical seal Type 10T/10R Replacement

TG10T is a complete externally mounted PTFE bellows mechanical seals for extreme corrosion resistance. It is ideal for uded in extremely corrosive applications such as high concentrations of acids, salts, strong oxidizing and reducing agents and chemically active organic compounds.

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Products Details
  PTFE bellows seals 
  Externally mounted,Independent of direction of rotation.
  Multiple spring, single seal ,balanced
Recommended Applications
  Chemical and organic compounds industry 
  Extreme corrosion resistance media 
  Anticorrosive Pumps
  Other Rotating Equipment.
Operating range

Shaft diameter: d1=18...100mm(0.750'' ...4.000'')
Pressure: p=0...0.8Mpa(116psi)
Temperature: t = -20 °C ...120 °C(-4°F to 248°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

 Rotary Face
    Silicon carbide (RBSIC) O
    Carbon graphite resin impregnated Ak
    Glass Filled PTFE Y
 Stationary Seat 
    Surfacing Tungsten carbide I
    Silicon carbide (RBSIC) O
    Stainless Steel (SUS316) G
    99% Aluminium Oxide B1
    Composite PTFE Y1

    Stainless Steel (SUS304) F
    Stainless Steel (SUS316) G

    Pure PTFE T
    Stainless Steel (SUS316) G

Stationary Seat

Standard Seat: T9V

T9V equivalent to John Crane V    

 Alternatives Seat:T9U

T9U equivalent to John Crane U

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WenZhou TianGu Seal Co., Ltd was founded in 1982, is located in Wenzhou City, Zhejiang Province Economic and Technological Development Zone, China Hydraulics Pneumatics & Seals Industry Association, in the mechanical seal product design, manufacturing and sales of businesses.