Expanded Graphite Rolling (sheets)

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Product Detail

Cixi Hongye Sealing And Packing Co.,Ltd is one of the leading China expanded graphite rolling (sheets) manufacturers and suppliers with one of the famous brands, as a professional company our factory is able to produce low price expanded graphite rolling (sheets) with high quality. Welcome to buy discount and cheap products from us.

Natural graphite flake is chemically treated to form Graphite

Intercalation Compound. This intercalation compound is then rapidly heated to decomposition. The result is a rapid expansion of the particle size. The bulk density of the worm-like graphite powders is about 0.003g/cc. Then they are formed into graphite sheets by rolling.

Principal applications:

Glands

Gaskets used in flanges, covers of observation holes, level meters.

Direct attach to the metal surfaces for gas phase sealing effectively.

Especially the expanded graphite rolls can be used as a material for automatic producing  lines.

Specification of expanded graphite rolling

ItemUnitValue
Tolerance of densityg/cm3-0.06~+0.06
Tolerance of thicknessmm-0.04~+0.04
Carbon content%99
Tensile strengthMPa4.5
Compressibility%>40
Recovery%>10
Sulphur contentppm<1100
Chlorine contentppm<45
Temperature°C-200~+600

Rolling sheet size:

Density(g/cm3)Length(m)Width(mm)Thickness(mm)
0.8(or)
1.0(or)1.1		30,50,80,or other size<=1500 recommend use 1000mm0.2~1.0 recommend use 0.2, 0.25,0.3,0.4,0.5,0.6,0.75,0.8mm

Special specification can be production for require.

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