Mechanical seals

       What is a mechanical seal?

 A mechanical seal prevents rotating equipment leakage,such as water pumps,centrifugal pumps,mining pumps,mixers, agitators boilers and etc.

 All the mechanical seals have rotating parts and stationary parts including  basic components: mechanical seal faces, seal rings, secondary sealing elements,springs and hardware.The seal face and the mating ring are the heart of the end-face mechanical seals

      Mechanical seal Ranges

 Mechanical seal types are classified into single spring & multi-spring & wave spring mechanical seals,metal bellow & cartridge mechanical seals,rubber bellow & double face mechanical seals,PTFE bellow & wedge mechanical seals,flushing & quenching mechanical seals etc.Dyseals are able to make mechanical seals with high quality and competitive price.

     Where are mechanical seals used?

Mechanicals seal have replaced packing in many industrial fields.Rotating equipment,such as pumps,mixers,boilers,compressors and ect,require mechanical seals,alomst utilised in all industrial fields.

  Mechanical seal catalogues are stored in Chinese version(中文) and please visit

Mechanical seal DYCR

mechanical seal DYCR

Metal bellow seal 780G

metal bellow seal 780G

Welded metal bellow seal DY709

welded metal bellow seal DY709

Mechanical seal DY420

mechanical seal DY420

Welded metal bellow seal DYJ112

welded metal bellow seal DYJ112

Mechanical seal DY47P

mechanical seal DY47P

Mechanical seal DY104

mechanical seal DY104

Mechanical seal DY412

mechanical seal DY412

Mechanical seal DY508

mechanical seal DY508

Mechanical seal DY152

mechanical seal DY152

Automotive pump seal DYSB2D

mechanical seal DYSB2D

Automotive pump seal DYSB3C

automotive pump seal DYSB3C

Mechanical seal DY350

mechanical seal DY350

Mechanical seal DY416-35L

mechanical seal DY416-35L

Mechanical seal DY309

mechanical seal DY309

Mechanical seal DYWB2-XXA,XXB

mechanical seal DYWB2-XXA,XXB

Mechanical seal DY250

mechanical seal DY250

Mechanical seal DY212

mechanical seal DY212

Mechanical seal DY416-35U

mechanical seal DY416-35U

Mechanical seal DY46

mechanical seal DY46

Mechanical seal DY108

mechanical seal DY108

Mechanical seal DY416-XX

mechanical seal DY416-XX

   Mechanical seal catalogues are stored in Chinese version and please visit