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Месяц | Минимальная цена | Макс. стоимость |
---|---|---|
Sep-15-2025 | 0.33 $* | 0.27 $* |
Aug-15-2025 | 0.19 $* | 0.20 $* |
Jul-15-2025 | 0.43 $* | 0.90 $* |
Jun-15-2025 | 0.47 $* | 0.71 $* |
May-15-2025 | 0.39 $* | 0.31 $* |
Apr-15-2025 | 0.83 $* | 0.16 $* |
Mar-15-2025 | 0.96 $* | 0.57 $* |
Feb-15-2025 | 0.49 $* | 0.78 $* |
Jan-15-2025 | 0.20 $* | 0.75 $* |
Item | Unit | Guarantee value | Guarantee value |
Max grain size | mm | 0.8 | 0.8 |
Bulk density | g/cm3 | ≥1.70 | ≥1.73 |
Specific resistance | μΩ.m | ≤8.5 | ≤8.0 |
Bending strength | MPa | ≥10.0 | ≥12.0 |
Compressive strength | MPa | ≥24.0 | ≥31.0 |
Thermal Condcutivity\t | W/(m.k) | ≥120 | ≥130 |
C.T.E.(100-600) °C | 10-6/°C | ≤2.5 | ≤2.5 |
Ash content | % | ≤0.3 | ≤0.3 |
high pure graphite | ||||||
Item | Unit | baked twice | baked three time | baked four time | ||
impregnated once | impregnated twice | Impregnated three times | ||||
grain size | mm | ≤325mesh | ≤325mesh | ≤325mesh | ||
Bulk density | g/cm3 | ≥1.68 | ≥1.78 | ≥1.85 | ||
Specific resistance | μΩ.m | ≤14 | ≤14 | ≤13 | ||
Bending strength | MPa | ≥25 | ≥40 | ≥45 | ||
Compressive strength | MPa | ≥50 | ≥60 | ≥65 | ||
Ash content | % | ≤0.15 | ≤0.1 | ≤0.05 |
Item | Unit | Isostatic graphite |
grain size | μm | 5-22 |
Bulk density | g/cm3 | 1.75-1.85 |
Specific resistance | μΩ.m | 10-15 |
Bending strength | MPa | ≥40 |
Compressive strength | MPa | ≥70 |
Shore hardness | ≥5 | |
C.T.E.(100-600) °C | 10-6/°C | 3.2-5.2 |
Modulus of elasticity | GPa | 9.5-12.5 |
Данные ресурс не является интернет-магазином, а лишь содержит ссылки на международную торговую площадку Alibaba.com