Gold Member Since 2016
Audited Supplier
Zhangjiagang Lingying Chemical Machinery Co., Ltd.

Mechanical Seal, John Crane 680, Metal Bellows Seal manufacturer / supplier in China, offering Metal Bellows Seal (John Crane Type 680), Mechanical Seal (LY-67N), Mechanical Seal (LY-8Z) and so on.

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Supplier Homepage Product Metal Bellow Seals Metal Bellows Seal (John Crane Type 680)

Metal Bellows Seal (John Crane Type 680)

Purchase Qty.:
1-9 10+
FOB Unit Price: US $100 US $20
Purchase Qty. (Pieces) FOB Unit Price
1-9 US $100
10+ US $20
Get Latest Price
Production Capacity: 10000sets/Year
Transport Package: Wooden Box or Carton Box Upon The Order
Payment Terms: T/T, D/P, Western Union, Money Gram

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Basic Info
  • Model NO.: SS680 size
  • Pressure: High Pressure Mechanical Seals
  • Temperature: High Temperature Mechanical Seal
  • Standard: Standard
  • Trademark: LingYing
  • Origin: Zhangjiagang
  • Structure: Double-End
  • Speed: Ultra-High-Speed Mechanical Seal
  • Performance: High Pressure
  • Balance: Balanced
  • Specification: CE; RoHS
Product Description
Equivalent to Jonhcrane 680
Welded metal bellows design

Operating Limits:
Temperature: -20---220ºC
Speed: 20m/s
Pressure: 25bar
Standard size: 18-100mm/0.75''-4.0''

Seal ring: Car, Sic, Ssic, TC
Secondary seal: NBR, EPDM, Viton, Kalrez etc.
"Spring and Metal parts: 304, 316, AM350, HAST. C, Inconel 718, Titanium"

The SS680 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 SS680 a standard for low-temperature applications found in the chemical, water and wastewater, pulp and paper, and utility industries. The seal is available with hard faces for abrasive applications and a wide range of elastomers to cover a broad range of applications.
Zhangjiagang Ling Ying Chemical Machinery Co., Ltd. Is a professional manufacturer of mechanical seals, with strong technical force, exquisite processing technology, complete production conditions. 

Company Bo public long, pioneering innovation, adhere to the "quality first, honesty of purpose, the production of high quality products with the fastest speed, to meet the demand of high technology of mechanical seal of users at home and abroad. The company has a wide range of products, to deal with the different needs of the market, rich variety to provide you with the choice of freedom. 

Company products are mainly for the chemical industry, electric power, shipbuilding, oil exploration, refining, papermaking, printing and dyeing, pharmaceutical, sewage treatment, and valve manufacturers service. Perennial with a number of supporting the production of mechanical seal pump. 

The company tried to promote the investment of high-tech, high-tech product development, learn from the same industry and users with an open mind, absorb domestic and foreign advanced technology, perfect their own products, and constantly improve and strengthen the quality management system, laying a solid foundation for the stable quality of products. Company has always been to high-quality products, quality service, high-quality reputation into a competitive market.
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