TB502 Elastomer Bellow Mechanical Seal replace John Crane 502, AES B07, VULCAN 1724

Description:
TB502 Mechanical Seal
Replacement to:
John Crane type 502 seal
Aesseal B07 seal
Sterling 524 seal
Vulcan 1724 seal

Operational Conditions:
Temperature: -20℃ to +120℃
Pressure: ≤2.5MPa
Speed: ≤15m/s
Seat Type:
Standard:TBBO
Alternative:TBBP

Materials:
Stationary Ring: Ceramic (Alumina), Silicon Carbide Reaction Bonded, Silicon Carbide Sintered Pressureless, Ni-binder Tungsten Carbide, Co-binder Tungsten Carbide
Rotary Ring: Resin Impregnated Carbon Graphite (Furan), Antimony Impreg, Carbon Graphite, Silicon Carbide Sintered Pressureless, Silicon Carbide Reaction Bonded, Co-binder Tungsten Carbide, Ni-binder Tungsten Carbide
Secondary Seal: Nitrile (NBR), Ethylene Propylene (EPDM), Fluorocarbon Rubber (Viton)

Applications:
Clean water,
 sewage water
oil and other moderately corrosive fluids

Size:

Product Andvantage Overview:
TOPBON can offer high quality products ata competitive price, thanks to the 10 years of experience. A warehouse of 2,000square meters and 20,000 spare parts ready in stock guarantee a delivery timeof 7 days for standard seals. Moreover, TOPBON can also produce mechanicalseals according to customers’ requests. During the years, TOPBON has producedmore than 100 types of non-standard mechanical seals.

4 Quality standards of TOPBON Mechanical Seal :
1) Rubber: the surface should be smoothly, neat, rift, bubble and so on .
2) Metal parts : without burr, drape, rust, seal parts without longitudinal patterning.
3) Seal ring : seal ring face’s flatness ≤0.0006MM , seal ring ‘s surface roughness ≤0.1μm, seal ring  face without crack, scratch,pore and so on.
4) Spring: the surface should be smoothly, without crack, burr .