expandable graphite roll
USD $2 - $4 /Kilogram
Min.Order:500 Kilograms
China Sciences Hengda Graphite Co., Ltd.
Application: It is base material of making all kinds of graphite sealing products, such as packing, gasket, tapes.
Tech-data:
Tolerance in Density () | H belows 0.4 | ±0.10 | |
| H aboves 0.4 | ±0.07 | |
Tensile Strength (Mpa) | above 4.0 | ||
Compressibility (%) | 35~55 | ||
Recovery (%) | above 9 | ||
Stress Relaxation (%) | below 10 | ||
Ash (%) | below≤2 | ||
Loss after heat (%) | under 450 | 1 | |
| under 600 | 20 | |
S content(ppm) | below 1200 | ||
Cl content(ppm) | below 50 |