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| Graphite > The HK Range > HK-20 |
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HK - 20 : Performance Grade
Application :
Ideal for high quality finishing of small to medium die-casting tools, high definition mould and press tools. High density, low resistance material for low wear and high speed EDM operation.
Surface Finish :
1.26μmRa, 52μinchRa, 22VDI
Block Size :
311 × 622 × 622 mm
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Specific Gravity
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Specific Resistance
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Flexural Strength
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Shore Hardness
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Average Grain Size
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(-)
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(μΩm)
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(kgf/cm2)
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(MPa)
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(-)
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(μm)
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1.86
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12.0
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660
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66
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60
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6
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