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Lepu Seal - A Professional China Mechanical Seal Manufacturer providing Cartridge Seal, Grundfos Mechanical Seal And We offer free sample!

solid mesh john crane type 21 multi series for paper making for petrochemical food processing, for waste water treatment 1
solid mesh john crane type 21 multi series for paper making for petrochemical food processing, for waste water treatment 2
solid mesh john crane type 21 multi series for paper making for petrochemical food processing, for waste water treatment 3
solid mesh john crane type 21 multi series for paper making for petrochemical food processing, for waste water treatment 4
solid mesh john crane type 21 multi series for paper making for petrochemical food processing, for waste water treatment 5
solid mesh john crane type 21 multi series for paper making for petrochemical food processing, for waste water treatment 6
solid mesh john crane type 21 multi series for paper making for petrochemical food processing, for waste water treatment 1
solid mesh john crane type 21 multi series for paper making for petrochemical food processing, for waste water treatment 2
solid mesh john crane type 21 multi series for paper making for petrochemical food processing, for waste water treatment 3
solid mesh john crane type 21 multi series for paper making for petrochemical food processing, for waste water treatment 4
solid mesh john crane type 21 multi series for paper making for petrochemical food processing, for waste water treatment 5
solid mesh john crane type 21 multi series for paper making for petrochemical food processing, for waste water treatment 6

solid mesh john crane type 21 multi series for paper making for petrochemical food processing, for waste water treatment

Brand Name:
LEPUSEAL
Place of Origin:
China
Model Number:
LP680
Shaft size:
18-95mm
Avaiable material:
CAR/SIC/SS316/SS304/NBR/EPDM/VITON/TC
Certification:
ISO,Patent certificate of LIP CARTRIDGE SEAL
OEM/ODM Availability:
YES
Package:
CARTON OR WOOD BOX
Delivery Time:
20-30DAYS
Start Port:
GUANGZHOU,SHENZHEN
Supply Ability:
10000 Set/Sets per Month
MOQ:
1SET
Payment Terms:
T/T,L/C,WESTERN UNION
Inquiry

John Crane Type 680 Metal Bellows Seals Mechanical Seal Replacement With Factory Price



The John Crane Mechanical Seal Type 680 is the ideal seal for general-purpose applications. Its rotating Alloy-20 bellows provide corrosion resistance in a broad range of corrosive media. Its cost-effective design, combined with a reliable performance history, has made the Type 680 a standard for low-temperature applications found in the chemical, water and wastewater, pulp and paper, and utility industries.

The Type 680 Metal Bellows Seals are available with hard faces for abrasive applications and a wide range of elastomers to cover a broad range of applications.

we can provide OEM service.
We are a
mechanical seal manufacturer with 25 years of production experience since 1998.

Product Description

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1. Mechanical Seal Application:

Medium: various solutions, aromatic, crude oil processing, hydrocarbons, chemical annual output, hot oil transmission, 

especially suitable for medium high viscosity occasions suitable for petrochemical, refining oil field exploitation, 

chemical industry, chemical fiber, gold, food, medicine, thermoelectric.


2.Technical Features:

Corrugated tube adopts bow wave, which can maximize the good tracking of pressure deformation force, 

better sealing effect, different working conditions can be used a variety of materials can be designed into 

the assembled type, easy to install the flexible graphite seal.

Feature of John Crane Type 680 Metal Bellows Seals

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  • 01

    Static secondary seal available in single or dual arrangements, shaft-mounted or in a cartridge.

  • 02

    Manufactured with a 45-degree tilt edge at the bellows' inside diameter to disperse stresses and maximize operating life.

  • 03

    Superior nesting ripple plate shape with a three-sweep radius; This plate design allows the bellows device to be flexed repeatedly without the metal being stressed beyond its endurance limit.

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  • 04

    Self-cleaning design — rotating bellows throw off suspended particles that clog spring-type seals. 

  • 05

    Outstanding manufacturing process with state-of-the-art stampingwelding and testing technology.


  • 06

    The bellows incorporate all of the design features resulting from key engineering competencies, such as metallic thin shell methodology, tribology and fluid sealing technology.

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LP 680
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LP 680


Essential details
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  • Brand Name
    LEPU 
  • Place of Origin
    China
  • Model Number
    LP680
  • Shaft Size
    18-95mm
  • Sealing Frame
    Stainless Steel
  • Working Temperature
    -40℃--200℃
  • Working Pressure
    ≤ 2.5 Mpa
  • Liner Speed
    ≤ 20 m/s
  • Avaiable Material
    CAR/SIC/VITON/SS316/SS304/NBR/EPDM/TC
  • Standard or Nonstandard
    Standard


WHO IS LEPUSEAL FACTORY?


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professional seal manufacturer from china
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focus on mechanical seal since 1998
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cover many mechanical seal product rang
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stable quality with reasonable price
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fast delivery with online service after sale.
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responsible and efficient


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.

product-DMSF doubl cartridge seal with spiral blade-Lepu Seal-img


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product-DMSF doubl cartridge seal with spiral blade-Lepu Seal-img-1



Contact us
we welcome custom designs and ideas and is able to cater to the specific requirements. for more information, please visit the website or contact us directly with questions or inquiries.
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Guangzhou Lepu Machinery Co., Ltd.
ADD.: No. 5, Yunkai Road, Huangpu District, Guangzhou, China
TEL.: +86-020-36158139, +86-020-36158280
Contact Person: Mr. Mark Ao
E-mail: mark@lepuseal.com;amy@lepuseal.com
FAX.: +86-020-36158281
SKYPE: lepu-seal
Whatapps:
+86-18903009893

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