China High Quality Elastomer Bellow Mechanical Seal Manufacturer – WM74D Double face mechanical seals with Multi-Springs equivalent of Burgmann type M74D – VICTOR SEALS Detail:
Features
•For plain shafts
•Dual seal
•Unbalanced
•Rotating multiple springs
•Independent of direction of rotation
•Seal concept based on the M7 range
Advantages
•Efficient stock keeping due to easily interchangeable faces
•Extended selection of materials
•Flexibility in torque transmissions
•EN 12756 (For connection dimensions d1 up to 100 mm (3.94″))
Recommended applications
•Chemical industry
•Process industry
•Pulp and paper industry
•Low solids content and low abrasive media
•Toxic and hazardous media
•Media with poor lubrication properties
•Adhesives
Operating range
Shaft diameter:
d1 = 18 … 200 mm (0.71″ … 7.87″)
Pressure:
p1 = 25 bar (363 PSI)
Temperature:
t = -50 °C … 220 °C
(-58 °F … 428 °F)
Sliding velocity:
vg = 20 m/s (66 ft/s)
Axial movement:
d1 up to 100 mm: ±0.5 mm
d1 from 100 mm: ±2.0 mm
Combination Materials
Stationary Ring (Carbon/SIC/TC)
Rotary Ring (SIC/TC/Carbon)
Secondary Seal (VITON/PTFE+VITON)
Spring & Other Parts (SS304/SS316)

WM74D data sheet of dimension(mm)

Product detail pictures:
Related Product Guide:
We retain bettering and perfecting our goods and service. At the same time, we perform actively to do research and enhancement for China High Quality Elastomer Bellow Mechanical Seal Manufacturer – WM74D Double face mechanical seals with Multi-Springs equivalent of Burgmann type M74D – VICTOR SEALS, The product will supply to all over the world, such as: St. Petersburg, Dubai, Germany, We've got constantly insisted on the evolution of solutions, spent good funds and human resource in technological upgrading, and facilitate production improvement, meeting the wants of prospects from all countries and regions.
After the signing of the contract, we received satisfactory goods in a short term, this is a commendable manufacturer.









