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Graphite paper
• Graphite paper
Project |
Grade I |
Grade II |
|
density tolerance |
g/ml |
±0.03 |
±0.05 |
thickness tolerance |
g/ml |
±0.03 |
±0.04 |
carbon content |
% |
≥99 |
≥97 |
tensile strength |
Mpa |
≥4.8 |
≥4.5 |
compression ratio |
% |
≥40 |
≥40 |
rebound degree |
% |
≥20 |
≥15 |
sulphur content |
ppm |
40-900 |
<1500 |
fluorine content |
% |
<25 |
<30 |
stress relaxation rate |
% |
10 |
10 |
thermal loss |
% |
<0.5 |
<1 |
thickness |
mm |
0.08-1.5 |
0.08-1.5 |