E-Glass Fiber (neat) vs Glass-Ceramic (Macor machinable)
Property comparison of E-Glass Fiber (neat) and Glass-Ceramic (Macor machinable), both glass.
| Property | E-Glass Fiber (neat) | Glass-Ceramic (Macor machinable) | Difference |
|---|---|---|---|
| Elastic modulus | 72,400 MPa | 67,000 MPa | -7% |
| Shear modulus | 30,000 MPa | 25,000 MPa | -17% |
| Poisson ratio | 0.22 | 0.29 | +32% |
| Density | 2,540 kg/m³ | 2,520 kg/m³ | -1% |
| Thermal conductivity | 1 W/m·K | 1.46 W/m·K | +46% |
| Specific heat | 810 J/kg·K | 790 J/kg·K | -2% |
| Coefficient of thermal expansion | 0.000005 1/K | 0.000009 1/K | +86% |
Difference is Glass-Ceramic (Macor machinable) relative to E-Glass Fiber (neat). Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
- standard
- ASTM D578
- standard
- ASTM
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