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| Lation: Home > News Center > Company News |
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| Properties |
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| 2006-12-18 |
SHM Types and Physical & Mechanical Properties
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CBN |
ND |
Polycrystalline diamand |
PCD |
Carbid |
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Hardness (Knoop
hardness) (kg/mm 2) |
3000-7000 |
7700-12000 |
7700-10000 |
4000-12000 |
1700-2000 |
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Transverse rupture
strength (kg/mm 2) |
-200 |
-200 |
-200 |
100-200 |
-200 |
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Ultimate compressive
strength (kg/mm 2) |
-700 |
-850 |
-850 |
750-850 |
-650 |
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Young's Modulus
x 10 4 kg/mm 2) |
6.0-9.0 |
9.9 |
9.9 |
8.5-9.9 |
-5.8 |
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Thermo stability (¡æ) |
1100-1300 |
1200 |
600-1200 |
750-1300 |
1200 |
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Heat Conductivity (Room
Temperature ¡« 100 ¡æ)
(cal/cm • s • ¡æ) |
0.3-1.1 |
1.7-4.0 |
3.0-4.0 |
1.5-3.0 |
0.16-0.20 |
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