E-Glass Fiber (neat) vs Fused Silica / Fused Quartz (Type 1)
Property comparison of E-Glass Fiber (neat) and Fused Silica / Fused Quartz (Type 1), both glass.
| Property | E-Glass Fiber (neat) | Fused Silica / Fused Quartz (Type 1) | Difference |
|---|---|---|---|
| Elastic modulus | 72,400 MPa | 73,000 MPa | +1% |
| Shear modulus | 30,000 MPa | 31,000 MPa | +3% |
| Poisson ratio | 0.22 | 0.17 | -23% |
| Density | 2,540 kg/m³ | 2,200 kg/m³ | -13% |
| Thermal conductivity | 1 W/m·K | 1.38 W/m·K | +38% |
| Specific heat | 810 J/kg·K | 703 J/kg·K | -13% |
| Coefficient of thermal expansion | 0.000005 1/K | 0.000001 1/K | -89% |
Difference is Fused Silica / Fused Quartz (Type 1) 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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