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Product name : mechanical seals JR21
Item : JR21
keyword : Secondary seal
Feature :  mechanical seals
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  Details:

Mechanical seal-multiple spring which are availble in a wide varietyh of elastomers for handing practically every industril fluid. All components
are held togther by a snap ring in a unized construction design and can
be repaired easily on-site.

 

High Quality Mechanical Seals


Description:
 

John Crane 21 seal

Aesseal P04/P04T seal

Flowserve 110 seal

Roten 21Aseal

Sealol 43 CU Short seal

Sterling212Aseal

US Seal C seal

 

1. Operational Conditions:
Temperature: -20ºC to +120ºC 
Pressure: ≤1.0MPa
Speed: ≤15m/s 
2. Materials:
Stationary Ring: Ceramic (Alumina), Silicon Carbide Reaction Bonded, Silicon Carbide Sintered Pressureless, Ni-binder Tungsten Carbide Rotary Ring: Resin Impregnated Carbon Graphite (Furan), Antimony Impreg, Carbon Graphite, Silicon Carbide Sintered Pressureless, Silicon Carbide Reaction Bonded 
Secondary Seal: Nitrile (NBR), Ethylene Propylene (EPDM), Fluorocarbon Rubber (Viton)Spring and Metal Parts: Stainless Steel, Stainless Steel
3. Seat Type: 
Standard: JRT11 
Alternative: JRCT20, JRT21
4. Applications: Clean Water, Sewage Water, Oil and other moderately corrosive fluids

 

 

Operational Conditions:

 

Temperature:

 -20ºCto+120ºC

Pressure:

≤2.5MPa

Speed:

≤15m/s

Materials:

 

Stationary Ring:

V1,Q2,Q1,U2,U1

Rotary Ring:

B,A,Q1,Q2,U1,U2

Secondary Seal:

P,E,V

Spring and Metal Parts:

F,G

Seat Type:

 

Standard:  JRT11 
Alternative: JRCT20, JRT21

Applications:

Clean water, sewage water, Oil and other moderately corrosive fluids




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