Product Main

Specifications

Expanded Graphite Sheet
It is Selected from the high purity natural flake graphite.They are made through the advanced chemical treatment and mechanical procedure without fibers, binders or other additives.It offer excellent sealing capabilities under extreme conditions with a longer life and less maintenance.Nuclear Style grade:S586N
APPLICATION:

Made for packing rings and various kinds of gaskets.
Cut into strip for filler of spiral wound gasket
Used widely in chemical, automotive and pump, valve industries.As a superior replacement for asbestos, new more applications are Being identified daily.

Temperature:-240~500°C under oxidizing environment
-240~3500°C under non-oxidizing environment
pH Range:0 - 14
Item Nuclear grade Industrial grade
Tolerance of Density    g/cm 3 ± 0.05 ± 0.06
Carbon Content            ≥ % 99.5 98/99
Tensile strength            ≥ Mpa 5 4
Compressibility            ≥ % 30 30
Recovery                        ≥ % 15 15
Sulphur Content            ≤ % 700 1200
Chlorine Content          ≤ % 25 50
Stress relaxation rate  % 10 10
Lgnition loss                  ≤ % 0.5 2
  DIMENSIONS:
Item Sheets Rolls
Density  g/cm 3 1 1
Length 1000, 1500mm 30~100m
Width mm 5~1000, 1500 3~1000~1500
Thickness mm 0.5~3 0.2~1.1