Choose from Our Range of Products

Choose from Our Range of Products

TG31K

PAC SEAL Type 21 Replacement

TG31K is a parallel spring elastomer diaphragm seal withcompact structure,bi-directional rotation and integrateddynamic components,which complies with the UKstandard seal chamber size.It used Hex-Drive,withreliable drive and stable sealing performance.Seal ringsand auxiliary seal are avalable in a variety of materials tomeet different application conditions. Widely used in centrifugal pumps,rotary pumps,turbines,compressors,coolers and other rotating shaft equipment.
Features
 Unique design in the hexagonal torque drive eliminates stresses on the elastomer bellows
 Flexibility design in the elastomer bellows can reduce shaft play and run out
 Single seal、unbalanced、single spring
 Good interchange ability, TG31U Dimensional data conform with US standard,TG31K conform   with UK standard
 Available in metric and inch sizes
 TG31 series can also be used as double face mechanical seals in two sets arrangement
Operating range
Shaft diameter: d1=10...75mm(0.375'' ...3.000'')
Pressure: p=0...1.7Mpa(246psi)
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

If you have any enquiry about quotation or cooperation,please feel free to email us at or use the following enquiry form. Our sales will contact you within 24 hours. Thank you for your interest in our products.

We value your privacy

We use cookies to enhance your browsing experience, serve personalized ads or content, and analyze our traffic. By clicking "Accept All", you consent to our use of cookies.

Consent Preferences

Consent Preferences