Jiaxing Burgmann Mechanical Seal Co., Ltd. Jiashan King Kong Branch
                                                                                                           
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34 Years
Since 1992
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HJ977GN SIC Wave Spring Balanced Mechanical Seal - 1.7MPa Pressure, -20℃ to 200℃ Temperature Range

Price Negotiable
Price: USD
MOQ: 1pcs
Delivery Time: 3~10DAYS
Brand: JG
Product Description
HJ977GN SIC Wave Spring Balanced Mechanical Seal
Professional mechanical seal designed for industrial pump applications with balanced wave spring technology and silicon carbide construction.
Product Range
  • Mechanical seals for water pumps - compatible with John Crane and Burgmann equivalents
  • Custom mechanical seal components including silicon carbide rings, graphite carbon rings, tungsten carbide rings, O-rings, springs, and CNC machining services
Technical Specifications
Parameter Specification
Maximum Pressure ≤1.7 MPa
Maximum Speed ≤25 m/s
Temperature Range -20℃ to +200℃
Rotary Ring Materials Carbon, Silicon Carbide, Tungsten Carbide
Stationary Ring Materials 99% Ceramic, Silicon Carbide, Tungsten Carbide
Secondary Seal Materials VIT, NBR, EPDM, FKM, PTFE
Spring & Components SUS304, SUS316 Stainless Steel
Application Parameters
Parameter Range
Seal Chamber Pressure 0-1.2 MPa
Seal Chamber Temperature -30℃ to 180℃
Linear Velocity ≤10 m/s
Compatible Media Water, Oil, Minor Corrosive Liquids
Industry Applications
  • Chemical Processing Industry
  • Pulp and Paper Manufacturing
  • Water and Wastewater Treatment
  • Sugar Industry Processing
  • Cooling Water Pumps
  • Basic Sterile Applications
  • Low Solids Content Media Handling
Key Advantages
  • Excellent performance across extreme temperature ranges
  • No dynamically loaded O-rings for enhanced reliability
  • Superior self-cleaning effect reduces maintenance
  • Suitable for low-end sterile applications
  • Easy installation and removal procedures
Shipping & Payment
  • Port of Loading: Shanghai
  • Shipping Methods: DHL, UPS, FedEx, TNT
  • Payment Options: T/T, Western Union, MoneyGram
Manufacturing Services
  • OEM/ODM manufacturing capabilities
  • Custom mechanical seals from drawings or specifications
  • Small quantity orders accepted
  • Competitive pricing with excellent quality assurance
Product Images
HJ977GN mechanical seal assembly view Close-up of silicon carbide seal ring components Mechanical seal installation diagram Industrial pump seal application example

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Jiaxing Burgmann Mechanical Seal Co., Ltd. Jiashan King Kong Branch
Location No. 28 No. 28 Chengxi Road, Jiashan County, Jiaxing, Zhejiang, China 314100
Contact Person Doris Sun

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