JOHN CRANE 521 RUBER BELLOW SEALS. REPLACE TYPE10 SEALS

FT10 Single-Spring Mechanical Seal Replace type 10.

Resilient, single spring, rubber diaphragm seal with a Type 20 boot-mounted stationary as standard, to suit original common UK housing sizes. A widely utilised seal type highly suited to general duties, capable of long service life.

Also available as Type 10H with Type 21 centrally 'O'-Ring mounted stationary to fit same housing sizes and working lengths.

Vulcan Type 10 Seal Metric and imperial shaft size resilient, single spring, rubber diaphragm seal with boot mounted seat as standard. A widely specified and utilised seal Type, capable of long service life.
Seal Compatibility(European Based manufacturers)
Tekhniseal®Type 100/200

Roten®Type 52

John Crane TYPE 521
FLOWSERVE 240

Specifications :   

Operating Limits:

Pressure:   ≤2.8MPa

Speed:   ≤13 m/s

Temperature:   -30℃～+180℃

  Material : 

Rotary Ring(Carbon/Sic/tc)

Stationary Ring(Ceramic/Sic/Tc)

Secondary Seal(nbr/Epdm/VITON)

Spring & Other Parts(Sus304/Sus316)

                                                                                                              
rubber bellow seal.                                                                                                                          
High quality in and Economical seal                                                                                                 
Fits extra small seal chambers                                                                                                    
Designed to qutlast single spring seals.                                                                                              
It is an excellent choice for water, beer and other beverage.and any light duty appliction where supplerior , reliable performance is expected. 
                                                                                          
We specialize in design and manufacturer the complicated and corrosive media, high temperature, high speed, high press etc mechanical seals according to clients requested. The series of high performance mechanical seals for Petroleum Equipment, such as chemical process pump, oil and gas, petrochemicals pump, mixer, agitator, compressor, etc.

And exported to the USA, Canada, Germany, Japan and Middle East. We execute such guild line as leading minds, client first, polish design, top-ranking quality. In the 16 years hostory, we've brought up a hard working and innovative team, who speared every effort to meet the client's needs by execute SPP and good after-sales services.

Application:    
The mechanical seal range is designed for universal application and the interchangeable parts concept is ideal forthrust ring is retained by the drive lugs preve stock rationalization.The seal faces are loosely inserted and can be easily exchanged, the nting the spring falling out.Other special technical features include stationary seal stop and limitatlion of spring stroke to prevent excessive carbon wear.
These seals are highly reliable in performance. And popularly used in food,drink, dairy product and pharmacy industries.