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Properties |
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MACOR® Machinable Glass Ceramic Mechanical Properties
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Mechanical Properties
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SI/Metric
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Imperial
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| Density |
2.52 g/cc
|
157 lb/ft3
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| Porosity |
0%
|
0%
|
| Young’s Modulus (25°C) |
66.9 GPa
|
9.7x106
psi
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| Poisson’s Ratio |
.29
|
.29
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| Shear Modulus (25°C) |
25.5 GPa
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3.7x106
psi
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| Hardness |
250 Knoop 100g
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48 Rockwell A
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| Flexural Strength |
94 MPa
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13,600 psi
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| Compressive Strength |
345 MPa
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50,000 psi
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| Fracture Toughness |
1.53 MPa • m1/2
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1,390 psi • in1/2
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| Coefficient of Kinetic Friction (25°C) |
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| — – against steel |
.12
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.12
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| — – against aluminum |
.15
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.15
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| — – against MACOR® |
.15
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.15
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