生产工艺
1、普通硅酸铝棉是以硬质粘土熟料为原料，经电炉熔融，喷吹而成的絮状纤维。
2、高铝型硅酸铝棉是以高纯氧化铝、硅石粉合成料为原料，经电炉熔融，喷吹而成的絮状纤维。
3、含锆型硅酸铝棉，是以高纯氧化铝、硅石粉及锆英砂合成料为原料经电炉熔融，喷吹而成的絮状纤维。
4、含胶硅酸铝棉，是上述棉在喷吹过程中加入一定比例的高温粘结剂制成。
产品特性
1、低导热率、低热容量。硅酸铝纤维针刺毯
2、优良的热稳定性、化学稳定性及吸音性。
3、无腐蚀性物质。

应用
1、设备的夹层填充。
2、真空成型制品的原料。
3、纤维浇注料、涂抹料、喷涂料、纤维纸等原料。
4、含胶硅酸铝棉是干法制板、管壳及异型构件的原料。硅酸铝纤维针刺毯

技术指标

项目                                                      普通型                                              高铝型                                          含皓型
分类温度(℃)                                           1260                                               1400                                             1400
工作温度(℃)                                        ＜1000                                               1200                                             1350
颜色                                                         白                                                   洁白                                               洁白
纤维直径(μm)                                          3-5                                                  3-5                                                3-5

化            Al2O3                                      44                                                 52-55                                             39-40
               Al2O3+SiO2                            96                                                    99                                                   --
学            Al2O3+SiO2+ZrO2                  --                                                     --                                                   99
               ZrO2                                         --                                                     --                                               15-17
组            Fe2O3                                  ＜1.2                                                   0.2                                                0.2
               Na2O+K2O                           ≤0.5                                                   0.2                                                0.2
成(%)