r 中频炉炉衬打结料rrr 产品性能特点:rrr 铝镁质中频炉炉衬打结料选用电熔刚玉**合成原料、添加剂、结合剂配制而成,具有热震稳定性好、抗钢水侵蚀和渗透、易烧结等等特点,使用于中频炉整体炉衬。rrr 理化指标:rr
r r r | r r 项目r r | r r r JC-ZPDL-1r r | r r r JC-ZPDL-2r r | r
r r | r r 化学成分 (﹪) r r r r r | r r r Al2O3r r | r r r ≥8r r | r r r ≥80r r | r
r r | r r MgOr r | r r r ≥82r r | r r r ≥6r r | r
r r | r r 体积密度 (g/cm3)r r | r r r 110℃ⅹ24hr r | r r r 2.70r r | r r r r r | r r r 2.90r r | r
r r | r r 常温抗折强度 (Mpa)r r | r r r 1100℃ⅹ3hr r | r r r ≥8r r | r r r r r | r r r ≥10r r | r
r r | r r 1350℃ⅹ3hr r | r r r ≥10r r | r r r ≥12r r | r
r r | r r 常温耐压强度 (Mpa)r r | r r r 1100℃ⅹ3hr r | r r r ≥40r r | r r r ≥45r r | r
r r | r r 1350℃ⅹ3hr r | r r r ≥50r r | r r r ≥60r r | r
r r | r r 烧后线变化率 (﹪)r r | r r r 1100℃ⅹ3hr r | r r r ±0.3r r | r r r ±0.3r r | r
r r | r r 1350℃ⅹ3hr r | r r r ±0.5r r | r r r ±0.5r r | r
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