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Large Size Graphite Block
Production
l Raw material: high quality petroleum coke & coal tar pitch.
l Vibration-molded or extruded, carbonized and graphitized under precise technical control.
l Usually machined to specific shapes for various purposes.
Applications
l Molds: hot pressing molds, static casting molds, centrifugal casting molds, pressure casting molds, etc.
l Furnace parts: resistance heating elements, induction susceptors, structural elements and charging plates, furnace linings, heat shields and covers for pulling monocrystalline silicon or optical fibers, etc.
l Anodes for electrolysis of metals.
l Cathodes in aluminum electrolysis cells.
l Parts for heat exchangers.
l Crucibles for melting and reduction.
l Boats and trays for sintering.
Programmable properties
l High thermal and chemical resistance
l Good thermal conductivity
l Low coefficient of thermal expansion
l Minimal wettability to molten metals
Typical sizes
|
Width x Thickness x Length (mm) |
|
400 x 400 x 1800 min 500 x 500 x 1800 min 560 x 560 x 1800 min 650 x 400 x 1800 min 850 x 400 x 1800 min |
* Other dimensions are available on request.
Specifications
|
Specifications |
Unit |
G1 |
G2 |
|
Bulk Density (Min.) |
g/cc |
1.70 |
1.72 |
|
Specific Resistance (Max.) |
μ Ω·m |
8.5 |
8.5 |
|
Compressive Strength (Min.) |
MPa |
28 |
31 |
|
Bending Strength (Min.) |
MPa |
13 |
14.5 |
|
C.T.E. (100~600℃) (Max.) |
×10-6/℃ |
2.5 |
2.5 |
|
Maximum Grain Size |
mm |
2.0 |
0.8 |
* Other specifications are available on request.
** The values mentioned in this table are only for reference and not committed to any contract.
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