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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

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 Comparison
Under the guidance of market, LEPU SEAL constantly strives for innovation. APV Mechanical Seal has reliable quality, stable performance, good design, and great practicality.Compared with products in the industry, LEPU SEAL's APV Mechanical Seal has the outstanding advantages which are mainly reflected in the following aspects.
  • Lepu-John crane mechanical seal type 21 from china mechanical seal factory lepu
    Lepu-John crane mechanical seal type 21 from china mechanical seal factory lepu-1
Application Scope
LEPU SEAL's Mechanical seal is of excellent quality and is widely used in the Manufacturing Machinery Engineering & Construction Machinery industry.LEPU SEAL is rich in industrial experience and is sensitive about customers' needs. We can provide comprehensive and one-stop solutions based on customers' actual situations.
  • Lepu-John crane mechanical seal type 21 from china mechanical seal factory lepu-2
Company Advantages
1. Lepu john crane type 1 seal is designed with a trendy and aesthetically-appealing look.
2. Due to the implementation of a complete quality management system, the product meets the most stringent quality standards.
3. Guangzhou Lepu Machinery CO., LTD's john crane seals sells well in domestic and foreign markets and enjoy a high status among consumers.


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



John crane mechanical seal type 21 from china mechanical seal factory lepu-2
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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


John crane mechanical seal type 21 from china mechanical seal factory lepu-8


John crane mechanical seal type 21 from china mechanical seal factory lepu-9
John crane mechanical seal type 21 from china mechanical seal factory lepu-10



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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John crane mechanical seal type 21 from china mechanical seal factory lepu-14
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John crane mechanical seal type 21 from china mechanical seal factory lepu-17





Company Features
1. Guangzhou Lepu Machinery CO., LTD is a leading company which manufactures john crane seals .
2. We have a group of award-winning professionals and designers who are qualified to create unique product solution for our clients. The fact has proved that their amazing creativities had helped us win client resources.
3. The service notion of john crane type 1 seal in Guangzhou Lepu Machinery CO., LTD emphasize on john crane type 21 mechanical seal . Call now! Guangzhou Lepu Machinery CO., LTD makes use of John Crane Mechanical Seal 502 service concept to construct large power customer management information system. Call now! The essence in service philosophy of Guangzhou Lepu Machinery CO., LTD is John Crane Mechanical Seal Type 21 . Call now! The service philosophy of John Crane Mechanical Seal 2100 in Guangzhou Lepu Machinery CO., LTD emphasize on john crane mechanical seal spare parts . Call now!
The inspections for Lepu Seal john crane seals defects will be conducted. It will be checked with regard to construction, color, fabric, measurement, and packing. Its lighting time is up to 16 hours after it's fully charged
A complete furniture testing is performed on Lepu Seal John Crane Mechanical Seal 2100. They are mechanical testing, chemical testing, flammability testing, surface resistance testing, etc. It is perfectly encapsulated to prevent the invasion of dust and insects
Lepu Seal John Crane Mechanical Seal 2100 is developed taking into considerations of various factors. They are foot anatomy and movement, physiological structure development, and the principle of motion. Its battery features fast charging and low discharge time
Lepu Seal john crane seals has gone through a range of performance tests. They are rub fastness, colorfastness, tearing strength, fabric tension strength, and washing resistance. Made of ABS materials, it is anti-aging and scratch-proof
Specific tests have been conducted on Lepu Seal john crane type 21 mechanical seal. These tests include tensile and tear strength testing, abrasion resistance testing, dimensional stability testing, stain resistance testing, etc. This product is a green alternative to traditional lighting using no power from the gird
This product is of fine workmanship. The edge banding is fine and smooth with excellent hand feeling, and the line of symmetry is straight. The product is certified under CE, ROHS, FCC, EMC, and LVD
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