Large size fine grain graphite block for foundry
USD $10 - $99 /Kilogram
Min.Order:100 Kilograms
Baofeng Jinshi New Materials Co., Ltd.
Applications:
1.Molds, chutes, sleeves, sheathes, linings, etc. in continuous casting systems for making shaped steel, cast iron, copper, aluminum.
2. Sintering molds for cemented carbides and diamond tools.
3.Sintering molds for electronic components.
4.Electrodes for EDM.
5.Heaters, heat shields, crucibles, boats in some industrial furnaces (such as furnaces for pulling monocrystalline silicon or optical fibers).
6. Bearings and seals in pumps, turbines and motors.and so on.
Properties:
Fine grain
Homogeneous structure
High density
Excellent thermal conductivity
High mechanical strength
Proper electrical conductivity
Minimum wettability to molten metals
Typical size:
Blocks | Length x Width x Thickness (mm) 200x200x70, 250x130x100, 300x150x100, 280x140x110, 400x120x120, 300x200x120, 780x210x120, 330x260x120, 650x200x135, 650x210x135, 380x290x140, 500x150x150, 350x300x150, 670x300x150, 400x170x160, 550x260x160, 490x300x180, 600x400x200, 400x400x400 |
Rounds | Diameter (mm): 60, 100, 125, 135, 150, 200, 250, 300, 330, 400, 455 Thickness (mm): 100, 135, 180, 220, 250, 300, 450 |
* Other dimensions are available on request.
Specifications:
Physical and chemical index
Specifications | Unit | Value |
Bulk Density | g/cc | 1.70 - 1.85 |
Compressive Strength | MPa | 25 - 70 |
Bending Strength | MPa | 15 - 40 |
Shore hardness |
| 30 - 50 |
Specific Resistance | micro ohm.m | 8.0 - 15.0 |
Ash (Normal Grade) | % | 0.05 - 0.2 |
Ash (purified) | ppm | 30 - 50 |
Maximum Grain Size | micron | 44 |