Research Article
Physical Characteristics and Technology of Glass Foam from Waste Cathode Ray Tube Glass
Table 1
Chemical composition of the raw materials (additives).
| Name | SiO2 | TiO2 | Al2O3 | FeO | Fe2O3 | MnO | CaO | MgO | Na2O | K2O | −H2O | +H2O | CO2 | P2O5 | SO3 | BaO | SrO | % |
| Limestone | 2.01 | <0.02 | 0.465 | <0.02 | 0.202 | 0.009 | 54.9 | 0.523 | 0.046 | <0.2 | 0.05 | 0.05 | 41.6 | <0.15 | <0.15 | <0.005 | 0.037 | Dolomite | 0.326 | <0.02 | 0.151 | <0.02 | 0.040 | <0.003 | 30.2 | 21.9 | 0.070 | <0.2 | <0.01 | 0.10 | 46.7 | <0.15 | <0.15 | <0.005 | 0.011 | Na-bentonite (Egyházaskesző) | 44.1 | 2.02 | 15.6 | 0.086 | 9.11 | 0.081 | 1.92 | 2.03 | 3.34 | 0.607 | 9.43 | 7.89 | 2.42 | 0.277 | <0.15 | 0.050 | 0.017 | Na-bentonite (Pétervására) | 62.6 | 0.267 | 12.7 | 0.131 | 2.33 | 0.056 | 1.61 | 0.764 | 1.06 | 1.44 | 7.75 | 6.78 | 0.563 | <0.15 | <0.15 | 0.070 | 0.014 | Ca-bentonite | 44.1 | 2.09 | 16.1 | 0.114 | 9.32 | 0.043 | 1.83 | 2.15 | 0.439 | 0.709 | 8.04 | 10.2 | 0.492 | 0.333 | <0.15 | 0.045 | 0.017 | Corundum | 0.128 | <0.02 | 99.3 | <0.02 | 0.053 | 0.004 | 0.033 | <0.15 | 0.264 | <0.2 | 0.03 | 0.02 | <0.02 | <0.15 | <0.15 | 0.006 | 0.002 |
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