John Crane WB2 PTFE Wedge Seal

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Basic Info.
  • Standard or Nonstandard: Standard 
  • Style: Mechanical Seal 
  • Material: PTFE 
  • Brand Name: FIT 
  • Function: for Pump,Compressor 
  • Certificate: ISO9001 
  • Export Area: Africa,East Asia,Europe 
  • Model No.: FTWB2 
  • Place of Origin: Zhejiang  
  • Min.Order: 3 Set/Sets
  • Means of Transport: Ocean, Air, Land
Supply Capacity
  • Production Capacity: 80 Sets/Month
  • Packing:Carton
  • Delivery Date: 25days

John cane WB2 PTFE wedge seal

Replacement of John Crane WB2, PTFE bellows design, outside mounted, used in strong corrosive chemical occasions.


The series of tetrafluoroethylene bellows, multi-spring structure, WB2 type of spring is protected

 by the PTFE cover. Mechanical seal of this type is the most widely used corrosion resistant

 pumps in one.

PTFE bellows mechanical shaft seals are suitable for corrosive and aggressive media,

 which are outside mounted with no metal parts in contact with the medium. Stationary

 seat is Clamp or L-Shape.

1. Common Combined Materials:

Stationary ring: SiC or Ceramic

Rotary ring: Sic or PTFE/Fiberglas(Carbon-graphite)

Secondary seal: PTFE

Others: SS304 or SS316

2. Operating conditions:

Temperature: ≤120°C

Pressure: ≤0.5MPa

Speed: ≤10m/s

  Metric SizeD3D2D1L2L1L11

We focused commitment to establishing the industry's broadest in-stock inventory of mechanical seals has successfully satisfied a very diverse base of customers. A regularly updated online inventory and our detailed cross reference tools allow our customers to find what they are looking for quickly and reliably. That approach coupled with the most aggressive price structures in the industry have been key ingredients to a business level that has gone beyond all expectations.

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Ms. Suzy (sales)
Tel: 86-574-87155562
Mobile: 13566598487
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Contact Method
Ningbo FIT Pump Seals Factory
Building A6 Fengxiang Indcustial Zone Yinzhou District., Ningbo, Zhejiang, China (Mainland) / 315000
Fax: 86-574-87155561
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