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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 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
John crane mechanical seal type 21 from china mechanical seal factory lepu-3
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-13
John crane mechanical seal type 21 from china mechanical seal factory lepu-14
John crane mechanical seal type 21 from china mechanical seal factory lepu-15
John crane mechanical seal type 21 from china mechanical seal factory lepu-16
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!
Lepu john crane mechanical seal spare parts is processed to minimize the impact on the environment including minimum waste output in the production process and the reduction of packaging material. The product is characterized by perfect processing property
The production process of Lepu john crane mechanical seal spare parts is eco-friendly. Some of the raw materials are obtained from the recycled materials and the waste discharge are totally eliminated. It has a powder-coated polished finish for maximum durability
The quality check of Lepu john crane type 21 mechanical seal is strictly carried out. This includes, for example, testing the consistency class, the water binder value, and the air pore content. It remains stable working performance under high strength conditions
Lepu John Crane Mechanical Seal 2100 has to go through the life cycle assessment regarding its whole service life. The assessment includes its properties of chemical, physical, energy impacts. Its precise dimensions contribute to its quick installation and quick removal
There is very little waste generated during the production process of Lepu John Crane Mechanical Seal Type 21 because all raw materials are optimally utilized due to computerized production. The product has received wide recognition for its moisture-proof performance
The product is safe. It has passed the tests for substances, such as Formaldehyde testing, Banned azo colorants testing, and Dimethyl fumarate testing. It, featuring vibration resistance, does not crack easily
The product is slipping resistance. The materials used have offered enough adhesion and traction to the feet to avoid slipping. It has good resistance to high temperature
This product is effective in resisting humidity. It will be not easily affected by the moisture that could lead to the loosening and weakening of joints or even failure. It has received a wide application for its good weathering resistance
This product features a sturdy structure. It is made of quality materials that feature high strength to guarantee the solidity. The product comes with complex and diverse shapes
This product is free of tip-over hazards. Thanks to its strong and stable construction, it is not prone to wobble in any situation. The product is highly resistant to fatigue
This product has strong seam strength. It has passed seam strength testing in which the inspector will stretch along its seams and any edges or openings using a normal force. The product is strongly resistant to yellowing
The product has greatly helped my building project stand out in the crowd. I love its eye-catching shapes and appearances. - Said one of our customers. It has good resistance to high temperature
The product is extremely durable in the construction project, especially suitable in the regions where are easily susceptible to natural disasters. The product can be customized with different dimensions
The product is able to provide strong support for the building because it can withstand any kind of weather elements such as a hurricane. It can be hardened by heat treatment and is used where resistance to wear is required
People who used this product said that it contributes to a comfortable environment for them while only using less energy. The product is characterized by perfect processing property
With its reasonable inner structure, the product is robust enough to withstand most of the extreme weather conditions, protecting the building. It is carefully ground, which guarantees no burrs on its edges
Many buyers commonly think that this product is a good solution for building projects. It helps improve the aesthetics of the buildings. It has received a wide application for its good weathering resistance
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