<p style=\"text-indent:37px\"><span style=\"font-size:19px;font-family:楷体_GB2312\">本品属无芯感应炉用耐火材料，材质属酸性。采用预相变处理的硅矿为原料，明显的改善了炉衬的膨胀弊端，烘炉时炉衬上涨幅度明显降低，冷炉时无裂纹</span><span style=\"font-size:19px\">.</span><span style=\"font-size:19px;font-family:楷体_GB2312\">它的特点是原料高纯，级配合理、抗急冷急热，尤其适合于大型中频感应电炉的间歇式作业。此材料系预混的干捣混合料，根据顾客需求已配制好硼酸或硼酐含量，用户可直接投入使用。适用于</span><span style=\"font-size:19px\">1400</span><span style=\"font-size:19px;font-family:楷体_GB2312\">℃</span><span style=\"font-size:19px;font-family:楷体_GB2312\">——</span><span style=\"font-size:19px\">1700</span><span style=\"font-size:19px;font-family:楷体_GB2312\">℃</span><span style=\"font-size:19px;font-family:楷体_GB2312\">的熔炼温度。正常炉龄可达400-600炉。</span></p><p style=\"text-indent:37px\"><span style=\"font-size:19px;font-family:楷体_GB2312\"></span></p><p><span style=\"font-size:19px\">SiO<sub>2</sub> </span><span style=\"font-size:19px;font-family: 楷体_GB2312\">≥</span><span style=\"font-size:19px\"> 99% CaO+MgO </span><span style=\"font-size:19px;font-family:楷体_GB2312\">≤</span><span style=\"font-size:19px\">0.1% Fe<sub>2</sub>O<sub>3</sub></span><span style=\"font-size:19px;font-family:楷体_GB2312\">≤</span><span style=\"font-size:19px\"> 0.2% </span></p><p><span style=\"font-size:19px;font-family:楷体_GB2312\">材料密度：</span><span style=\"font-size:19px\">2.1g/cm<sup>3 </sup></span><span style=\"font-size:19px;font-family:楷体_GB2312\">粒度</span><span style=\"font-size:19px\">:</span><span style=\"font-size:19px;font-family:楷体_GB2312\">不大于</span><span style=\"font-size:19px\"> 8.1mm</span></p><p><span style=\"font-size:19px;font-family:楷体_GB2312\">高使用温度</span><span style=\"font-size:19px\">:1700</span><span style=\"font-size:19px;font-family:楷体_GB2312\">℃</span><span style=\"font-size:19px;font-family:宋体\"> </span><span style=\"font-size:19px;font-family:楷体_GB2312\">施工方法</span><span style=\"font-size:19px;font-family:宋体\">:</span><span style=\"font-size:19px;font-family:楷体_GB2312\">干振或干捣</span></p><p style=\"text-indent:37px\"><span style=\"font-size:19px;font-family:楷体_GB2312\"></span></p><p style=\"text-indent:37px\"><span style=\"font-size:19px;font-family:楷体_GB2312\">多层防潮纸及内膜包装</span><span style=\"font-size:19px;font-family:宋体\">25kg/</span><span style=\"font-size:19px;font-family:楷体_GB2312\">袋，储存在干燥处防止吸潮。储存期不超过一年，另外根据客户要求可采用</span><span style=\"font-size:19px;font-family:宋体\">2650pxX2650px</span><span style=\"font-size: 19px;font-family:楷体_GB2312\">吨托盘及强力伸缩膜包装。</span></p><p style=\"text-indent:37px\"><span style=\"font-size:19px;font-family:楷体_GB2312\"></span>
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