刚玉尖晶石浇注料
刚玉-尖晶石耐火浇注料是以刚玉(或刚玉和尖晶石)为骨料，基质部分常以预合成尖晶石粉、铝酸钙水泥、活性a-al203等充填、结合，再配以高效外加剂。颗粒的合理级配、材料的恰当选择及a-al203等超细粉和高效减水剂的使用，使其与铝镁浇注料相比，具有更均衡的高温性能，如抗渣蚀、渗透性和高温下微膨胀的体积稳定性，故目前使用的Al203-Mg0-Ca0系浇注料仍以刚玉-尖晶石质为主。
- Al2O3含量:
- 耐火度:
- 体积密度:
- 常温耐压强度:
刚玉-尖晶石耐火浇注料是以刚玉(或刚玉和尖晶石)为骨料，基质部分常以预合成尖晶石粉、铝酸钙水泥、活性a-al203等充填、结合，再配以高效外加剂。颗粒的合理级配、材料的恰当选择及a-al203等超细粉和高效减水剂的使用，使其与铝镁浇注料相比，具有更均衡的高温性能，如抗渣蚀、渗透性和高温下微膨胀的体积稳定性，故目前使用的Al203-Mg0-Ca0系浇注料仍以刚玉-尖晶石质为主。
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