TNG® Offering the widest range of standard mechanical seal from any compnay anywhere.
Categories
- Conical Spring Mechanical Seals
- Parallel Spring mechanical Seals
- Multiple Spring mechanical Seals
- Wave Spring Mechanical Seal
- Metal Bellows mechanical seal
- Cartridge mechanical seal
- PTFE-Bellows Seal
- Parallel Spring Diaphragm Mechanical Seal
- Elastomeric Bellows mechanical seal
- Brand Pump Seals-General Industrial
- Brand Pump Seals-Food and Beverage Industry
- Stationary seat Type
TG71B
TG71B, TG74B mechanical seal with stepped shafts andbalanced design, which can used in high pressure condition. used in the different media conditions due to extend material options, Mass production in standard modular, with low cost and competitive price.
Detail Information
Features
Balanced
Wave Spring
Bi-dire ctional
EN 12756 Standard
Equivalent to H7N
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...105mm
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
GrNi-Steel (AlS1304) F
GrNiMo-Steel (AlS1316) G
5.Metal Parts
GrNi-Steel (AlS1304) F
GrNiMo-Steel (AlS1316) G
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