China High Quality Marine Shaft Seals Supplier – Type W21 Single Spring Pump Mechanical Seals Replaced John Crane Mechanical Seals Type 21 – VICTOR SEALS

China High Quality Marine Shaft Seals Supplier – Type W21 Single Spring Pump Mechanical Seals Replaced John Crane Mechanical Seals Type 21 – VICTOR SEALS Featured Image
  • China High Quality Marine Shaft Seals Supplier – Type W21 Single Spring Pump Mechanical Seals Replaced John Crane Mechanical Seals Type 21 – VICTOR SEALS
  • China High Quality Marine Shaft Seals Supplier – Type W21 Single Spring Pump Mechanical Seals Replaced John Crane Mechanical Seals Type 21 – VICTOR SEALS
  • China High Quality Marine Shaft Seals Supplier – Type W21 Single Spring Pump Mechanical Seals Replaced John Crane Mechanical Seals Type 21 – VICTOR SEALS
  • China High Quality Marine Shaft Seals Supplier – Type W21 Single Spring Pump Mechanical Seals Replaced John Crane Mechanical Seals Type 21 – VICTOR SEALS

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We support our consumers with ideal good quality merchandise and large level provider. Becoming the specialist manufacturer in this sector, we have attained wealthy practical encounter in producing and managing for Unbalanced Mechanical Seal, Types Of Mechanical Seals, Mechanical Seal In Centrifugal Pump, We welcome all of the purchasers and pals to contact us for mutual added benefits. Hope to do additional business enterprise along with you.
China High Quality Marine Shaft Seals Supplier – Type W21 Single Spring Pump Mechanical Seals Replaced John Crane Mechanical Seals Type 21 – VICTOR SEALS Detail:

Features

• The drive band’s “dent and groove” design eliminates overstressing of the elastomer bellows to prevent bellows slip and protect the shaft and sleeve from wear
• Non-clogging, single-coil spring provides greater dependability than multiple spring designs and will not foul due to fluid contact
• Flexible elastomer bellows automatically compensates for abnormal shaft-end play, run-out, primary ring wear and equipment tolerances
• Self-aligning unit automatically adjusts for shaft end play and run-out
• Eliminates potential shaft fretting damage between the seal and shaft
• Positive mechanical drive protects the elastomer bellows from overstressing
• Single coil spring improves tolerance to clogging
• Simple to fit and field repairable
• Can be used with practically any type of mating ring

Operation Ranges

• Temperature: -40˚F to 400°F/-40˚C to 205°C (depending on materials used)
• Pressure: up to 150 psi(g)/11 bar(g)
• Speed: up to 2500 fpm/13 m/ s (depending on configuration and shaft size)
• This versatile seal can be used on a wide range of equipment including centrifugal, rotary and turbine pumps, compressors, mixers, blenders, chillers, agitators, and other rotary shaft equipment
• Ideal for pulp and paper, pool and spa, water, food processing, wastewater treatment, and other general applications

Recommended Application

  • Centrifugal Pumps
  • Slurry Pumps
  • Submersible Pumps
  • Mixers & Agitators
  • Compressors
  • Autoclaves
  • Pulpers

Combination Material

Rotary Face 
Carbon graphite resin impregnated
Silicon carbide (RBSIC)
Hot-Pressing Carbon C
Stationary Seat 
Aluminium oxide (Ceramic)
Silicon carbide (RBSIC)
Tungsten carbide

Auxiliary Seal
Nitrile-Butadiene-Rubber (NBR)
Fluorocarbon-Rubber (Viton)
Ethylene-Propylene-Diene (EPDM)
Spring
Stainless Steel (SUS304, SUS316)
Metal Parts
Stainless Steel (SUS304, SUS316)

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Type W21 DIMENSION DATA SHEET (INCHES)

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China High Quality Marine Shaft Seals Supplier – Type W21 Single Spring Pump Mechanical Seals Replaced John Crane Mechanical Seals Type 21 – VICTOR SEALS detail pictures

China High Quality Marine Shaft Seals Supplier – Type W21 Single Spring Pump Mechanical Seals Replaced John Crane Mechanical Seals Type 21 – VICTOR SEALS detail pictures

China High Quality Marine Shaft Seals Supplier – Type W21 Single Spring Pump Mechanical Seals Replaced John Crane Mechanical Seals Type 21 – VICTOR SEALS detail pictures

China High Quality Marine Shaft Seals Supplier – Type W21 Single Spring Pump Mechanical Seals Replaced John Crane Mechanical Seals Type 21 – VICTOR SEALS detail pictures

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Persisting in "High top quality, Prompt Delivery, Aggressive Price", now we have established long-term cooperation with customers from the two overseas and domestically and get new and aged clients' large comments for China High Quality Marine Shaft Seals Supplier – Type W21 Single Spring Pump Mechanical Seals Replaced John Crane Mechanical Seals Type 21 – VICTOR SEALS, The product will supply to all over the world, such as: Ukraine, Ghana, Japan, With all these supports, we can serve every customer with quality product and timely shipping with highly responsibility. Being a young growing company, we might not the best, but we're trying our best to be your good partner.
    • High production efficiency and good product quality, fast delivery and completed after-sale protection, a right choice, a best choice.
    5 Stars By Hilary from Slovenia - 2018.09.29 17:23
    In our cooperated wholesalers, this company has the best quality and reasonable price, they are our first choice.
    5 Stars By Margaret from Amman - 2017.02.14 13:19

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