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Graphite Sheet Reinforced with Metal Foil

Graphite Sheet Reinforced with Metal Foil


SUNWELL Graphite sheet reinforced with metal foil is made from there layers, at the middle of the flexible graphite sheet is one stainless steel foil. Through specially pressing or sticking process. The insert materials can be SS304, SS316, Nickel, etc. It can be used in the condition of high temperature, high pressure and sealing.

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Flexible Graphite Sheet, normally we call it "Expanded Graphite Sheet", it is made from high quality and purity flake graphite, which is gone through chemical treatment, expanding under high temperature and then rolling. It is a basic material for making different kinds of graphite sealing products.

SUNWELL B201N – Nuclear grade Flexible graphite sheet

Typical Application

>Suitable for making gaskets of cylinders for are compressors, internal combustion engines and packing for different kinds of piping, and flanges

>The condition of high pressure and high temperature

Prime Features

>Lone life and less maintenance

>Replacement for asbestos, new more applications are being indentified daily.

>Excellent comprehensive properties

>Good compressibility and resilience, small stress relaxation, fine compensation function

Technical Data

Item Industrial grade Unclear grade
Tolerance of density g/cm3 +/-0.06 +/-0.05
Carbon content > 98/99 99.5
Tensile strength >/= Mpa 3~20 5~25
Compressibility 30 30
Recovery 15 15
Sulphur content 1200 700
Chlorine content 50 25
Stress relaxation rate % 10 10
Lgnition loss 2.0 0.5

Temperature: -240~+500°C under oxidizing environment

-240~+3500°C under non-oxidizing environment

PH: 0~14


Item Sheets
Density g/cm3 1.0
Length 500, 1000,1500mm
Width mm 1000,1500, 2000
Thickness mm 0.5~3.0