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Comparison of Alumina, Mullite and Quartz Tube of Properties Chemistry | Max. Working Temperature (no load) | Thermo-conductivity | Thermo-expansion | Flexural Strength | Alumia (99.8%) | 1800 oC | 8.2 W/m*oC | 8.4 x 10^-6/oC | 380 Mpa | Mullite (60% Al2O3+ 38%SiO2) | 1500 oC | 3.6 W/m*oC | 5.4 x 10^-6/oC | 180 Mpa | Quartz (99.9% SiO2) | 1200 oC | 1.4 W/m * oC | 5.5 x 10^-7/oC | 48 MPa |
Please click to see detailed Typical Physical Properties of Fused Quartz Glass
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