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Graphite Ring

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Graphite Ring is made of flexible graphite or flexible graphite braided packing, molded into rings of various sizes. It is designed to provide excellent sealing functions for valves, pumps, compressors, and chemical instruments. Heeger Materials is a professional supplier and manufacturer of high-quality Graphite Rings, offering competitive prices and customized solutions to meet specific needs.

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Data sheet

Diameter2-1100 mm
MaterialsGraphite
SizeCustomized

More info

Graphite rings can be categorized into flexible graphite rings and carbon-graphite rings. Carbon-graphite rings are mainly used to seal the rotating parts of machinery. Graphite rings have excellent thermal stability and can be resistant to temperatures ranging from -200°C to 2500°C in an inert gas atmosphere. HM can supply high-precision and competitively priced Graphite Rings with tight tolerances. Various specifications are available for choices.

Graphite Ring

Graphite Ring Specifications

Material

  • Carbon Content: 98%(Industrial Grade)~ 99.85%(Nuclear Grade)
  • Density: Various densities up to 1.8 g/cm3

Operating Parameter

  • Almost all medium and air environments: Resistant to -200℃~550℃.
  • Steam environment: Resistant to -200℃~700℃
  • Inert gas environment: Resistant to -200℃~2500℃
  • Resistant to fluids with a PH range of 0-14 (except strong oxidizers such as nitric or sulphuric acid)
  • Pressure: 100 MPa

Dimensions

  • OD: 2-1100 mm
  • It can also be made into angled endless rings, cut straight or diagonally at 45°, or split into two halves.
  • Special sizes can be customized as order requirements or specific drawings.

Graphite Ring Advantages

  • High chemical resistance and good thermal stability
  • Excellent sealing properties
  • High resilience coefficient
  • Not limited by cold flow, shrinkage, or aging
  • Good self-lubrication

Graphite Ring Applications

  • High-temperature, high-pressure steam
  • Hot water, oil, heat exchange fluids
  • Low-temperature liquids
  • Organic and inorganic fluids except for strong oxidizers such as nitric or sulphuric acid
  • High-temperature and high-pressure liquid valves
  • High-temperature joints
  • Packing rings, turbine rings, and piston rings
  • Special vacuum furnace

Where to Buy Graphite Rings in Bulk?

Heeger Materials Inc., a professional supplier and manufacturer of high-quality Graphite products, including Graphite Rings, leverages extensive expertise in supply and export to offer competitive prices. We provide customized solutions to meet specific requirements, ensuring exceptional quality and customer satisfaction.

Heeger Materials Inc. was established in 2016 in Colorado, USA. We are a specialized supplier of premium-grade metals, alloys, ceramics, powders, and other materials catering to research, development, and large-scale industrial production in scientific and industrial sectors.

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