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John crane mechanical seal type 21 from china mechanical seal factory lepu

John crane mechanical seal type 21 from china mechanical seal factory lepu

John crane mechanical seal type 21 from china mechanical seal factory lepu

Brand Name
Lepu
Place of Origin
Guangzhou, China
Model Number
TYPE 21
Shaft size
1/2-4 inch
Avaiable material
CARBON/SIC/TC/EPDM/VITON, SS304 or SS316
Certification
SGS,ISO,CE/UL/SGS/…
OEM/ODM Availability
Yes
Package
Carton box
Delivery Time
15-20 day
Supply Ability
100000 set/MONTH
MOQ
1 set
Payment Terms
L/C, T/T, Western Union, MoneyGram
Price
Get Latest Price
Get the latest price
Quantity Needed:
Pieces
E-mail:
Product Details
Mechanical seal's outstanding quality is shown in the details.LEPU SEAL has professional production workshops and great production technology. Mechanical seal we produce, in line with the national quality inspection standards, has reasonable structure, stable performance, good safety, and high reliability. It is also available in a wide range of types and specifications. Customers' diverse needs can be fully fulfilled.
  • Lepu-john crane mechanical seal catalogue ,john crane type 21 mechanical seal | Lepu
Company Advantages
1. Lepu john crane type 21 mechanical seal is developed with special consideration. Its solar energy utilization is fully made use of by adjusting its transforming capacity and compatibility with the power grid.
2. The product itself is a perfect embodiment of quality in Lepu.
3. The product is guaranteed to be superior in quality, stable in performance, and long in service life.
4. The product has long enjoyed great fame both at home and aboard and its market prospect becomes brighter.
5. The product meets the varied expectations of our valuable clients and has a good future with a very variety of applications.


John crane mechanical seal type 21 from china mechanical seal factory lepu-1


John crane mechanical seal TYPE 21 is designed for centrifugal, rotary and turbine pumps, compressors, chillers and other rotary shaft equipment. Now this type 21 mechanical seal has become a general industry standard in mechanical seal field.

Carbon and silicon are 2 kind of popular material for the rotary and stationary seal ring, if in big quantity, in order to reduce the cost, people choose ceramic as the seal material.

For the secondary seal, NBR is a low cost material, and for some hard material like hot oil, chemical medium, epdm or viton are better choice.

Lepu seal factory had been a leading manufacturer in the past years, and we manufacture the john crane mechanical seal type 21 with stable and high quality, buy this mechanical seal type 21 from our seal factory is a reliable choice.



PRODUCT ADVANTAGE

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Type 21 almost a general industry standard mechanical seal
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Lepu seal providing type 21 seal hundreds of thousand sets per year
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100% replacement for original type 21 design
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Lepu seal offer cheap price with fast delivery



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John crane mechanical seal type 21 from china mechanical seal factory lepu-4

Advantage introduction:competitive price+ fast delivery+top after-sale service

PRODUCT TECHNICAL SPECIFICATION

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John crane mechanical seal type 21 from china mechanical seal factory lepu-5
  • ◪ Sealing Face: Carbon, SIC, TC, Ceramic

  • ◪ Secondary Sealing Combination: NBR, EPDM, VITON

  • ◪ Sealing Frame: stainless steel

  • ◪ Working Temperature:-20℃ --- 120℃

  • ◪ Working pressure: ≤ 1.4MPA

  • ◪ Linear Speed:≤ 15m/s


Product feature

◪  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.



PRODUCT TECHNICAL DRAWING

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John crane mechanical seal type 21 from china mechanical seal factory lepu-6


Specification and size :


John crane mechanical seal type 21 from china mechanical seal factory lepu-7



PRODUCT APPLICATION

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Pumps, mixers, blenders, agitators, air compressors, blowers, fans and other rotary shaft equipment


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DISPLAY DIAGRAM

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Guangzhou Lepu machinery CO., LTD becomes one of the leading mechanical seal supplier in south of china, we focus in designing and manufacturing mechanical seal for many kinds of famous brand pumps, our mechanical seal cover many kinds of industry like food, petrol chemical, paper making, sea ship, and so on.


John crane mechanical seal type 21 from china mechanical seal factory lepu-11


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Company Features
1. By continuous effort in R&D, Guangzhou Lepu Machinery CO., LTD constantly makes breakthroughs in production of john crane mechanical seal catalogue .
2. The establishment of a technology center promotes the development of Lepu.
3. Guangzhou Lepu Machinery CO., LTD persists in the john crane type 21 mechanical seal service theory. Get price! Aiming to be the top brand in john crane type 21 seal field, Guangzhou Lepu Machinery CO., LTD take the tenet of John Crane Mechanical Seal 2100 . Get price! Guangzhou Lepu Machinery CO., LTD strives to structure John Crane Mechanical Seal Type 21 as its service notion. Get price!
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