TB2 Elastomer Bellow Mechanical Seal replace John Crane 2, VULCAN A4, AES P04U

Description:

TB2 Mechanical Seal

Replacement to:

John Crane 2 type seal

Aesseal P0204U seal

Flowserve 52 seal

US Seal D seal

Operational Conditions:

Temperature: -20℃ to +120℃

Pressure: ≤1.4MPa

Speed: ≤15m/s

Seat Type:

Standard: TBT11

Alternative: TBT20, TBCT20

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 .

Packing & Shipping