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TG74B

TG74B

EagleBurgmann type H75N series Replacement
Wave Spring, O-ring
pusher mechanical seal Type TG74B is a
robust and highly
interchangeable seals. Used in the different
media conditions
due to extend material options. It is ideal
for use in paper
industry, textile printing, chemical petroleum,
shipbuilding and
sewage treatment industry.
Detail Information
Features
  Balanced
  Wave Spring
  Bi-directional
  EN 12756 Standard
  Equivalent to H75
Recommended Applications
Paper and textile printing industry, petrochemical industry and sewage treatment industry
Low solids content or viscous media
Sewage pumps, chemical pumps, screw pumps, Gear wheel feed pumps and multistage pumps 
Other Rotating Equipment.
Operating range
Shaft diameter: d1=14...210mm
Pressure: p=0...2.5Mpa(362.5psi)
Temperature: t = -40 °C ...220 °C(-40°F to 428°F)
Sliding velocity: Vg≤20m/s(65.6ft/s)

Notes: The range of preesure,temperature and sliding velocity is depend on seals combination material
Product Structure
Combination Materials
1.Rotary Face
    Reaction Bonded Sic RBSIC  O
    Sintered Silicon Carbide SSlC  O1
    Tungsten Carbide.Ni-binder  W
     Cr-Steel (Solid)  E
2.Stationary Seat
    Carbon graphite, resin impreg  Ak
    Carbon graphite,antimony impreg  AD
    Reaction Bonded Sic RBSIC  O
    Sintered Silicon Carbide SSlC  O1
    Tungsten Carbide.Ni-binder  W
3.Auxiliary Seal
   Fluoroc arbon RubberFKM  V
   Etylene Propylene RubberEPDM  E
   Perfluorocarbon Rubber FFKM  K 
4.Spring
    GrNiMo-Steel (AlS1316)  G
    Hastelloy C-4  M
5.Metal Parts
   GrNi-Steel (AlS1304)  F
   GrNiMo-Steel (AlS1316)  G
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