Irregular Graphite Block
Irregular graphite block is also a kind of graphite products .it no have shape specification , Specification according to customer requirements. The raw material used and properties same normal graphite block
Physical and chemical indexes
Items | Unit | GSK | TSK | PSK |
Granularity | mm | 0.8 | 2 | 4 |
Resistivity | Μ Ω m | ≤7.5 | ≤8 | ≤8.5 |
Bulk density | g/cm3 | ≥1.74 | ≥1.72 | ≥1.72 |
Compressive strength | MP A | ≥36 | ≥35 | ≥34 |
Flexural strength | MPA | ≥15 | ≥14.5 | ≥14 |
Ash | % | ≤0.3 | ≤0.3 | ≤0.3 |
Elastic mould | Gpa | ≤8 | ≤7 | ≤6 |
Thermal expansion coefficient | 10-6/℃ | ≤3 | ≤2.5 | ≤2 |
Porosity | % | ≥18 | ≥20 | ≥22 |
Character of indexes
1.High density
2.Fine grain size
3.High purity
4.High strength
5.Low specific resistance
6.Ease of precise machining
7.Excellent thermal shock resistance to high temperature and oxidation
8.Good anticorrosion
Application
1 Graphite used in semiconductor industry
2. Graphite for glass and refractory industries
3 Graphite used in EDM
4. Graphite used in high temperature furnace
5. Graphite used in photovoltaic industry
6. Graphite used in chemical and petrochemical industry
7. Graphite for mechanical engineering applications
8 Graphite used in metal industry
9 Graphite for automotive applications
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