
- 該產品選用優質鱗片石墨,經化處,膨化,壓製等係列工藝而成,具有耐高、低溫,耐腐蝕,不老化,自潤滑,可壓縮性,回彈性等優良密封性能,是柔性石墨墊片,填料的理想材料。它是製造各種石墨密封件的基礎材料。
可以根據客戶需求定製特殊規格。
Expanded Graphite Sheet&Rolls are selected from the high purity natural flake graphite. They are made through the advanced chemical treatment and mechanical procedure etc.This products inhance excellent properties such as thermal stable,with stand high and low temperature,corrosion,resistance,it has been widely used for die formed packing rings and various kinds of gaskets, It is a basic material for making different kinds of graphite seals .Special specifications can be ordered on customer’s demands
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板材規格 Sheet Size密度(g/cm³)
Density長度(mm)
Length寬度(mm)
Width厚度(mm)
Thickness0.7-1.2 <=1100 <=1100 0.2-3.0
卷材規格 Roll Size密度(g/cm³)
Density長度(mm)
Length寬度(mm)
Width厚度(mm)
Thickness0.7-1.2 <=4.5-3000000 <=1100 0.2-1.5
適用範圍 Service Range溫度(℃)Temperature 壓力PH 氧化性氣體
In oxidizing atmosphere非氧化性氣體
In non-oxidizing atmosphere壓力()Mpa
Pressureph範圍
PH Range-240~450 -240~3500 30 0-14
主要性能 Main Properties項目 Ⅰ Ⅱ 密度公差 g/cm³
Tolerance of density±0.03 ±0.05 厚度公差 g/cm³
Tolerance of thickness±0.03 ±0.04 含碳量%
Carbon content>=99 >=97 抗拉強度 Mpa
Tensile Strenght>=4.8 >=4.5 壓縮率%
Compressibility>=40 >=40 回彈率
Recovery>=20 >=15 硫含量 Ppm
Sulphur content40-900 <1500 氯含量 Ppm
Chorine content<25 <30 應力鬆弛率%
Stress Relaxation10 10 熱失重%
Ignition Loss<0.5 <0.1