憎水型-硅酸铝管，选用长丝防水陶瓷纤维经过机械辊压工艺，加工成各种尺寸的管壳。阀门保温套等憎水型系列产品。广泛用于石油。化工。电力。冶金行业的保温隔热
项目ltem硅酸铝纤维卷毡Al silicate fiber winding felt硅酸铝纤维平毡Al silicate fiber flat felt体积密度（kg/m 3）Volume density120±5130±5纤维直径（im）Fiber diameter2.42.4永久线收缩率(%)Permanent line contraction rate保温24小时Preserve the temperature for 24 hours-4-3.9 (1000℃) (1000℃)渣球含量（%）shot content＞0.25mm10.210.5各热面下导热系数(w/m.k)The heat conductivity under each hot surface0.034(20℃)0.034(20℃)0.096(400℃)0.096(400℃)0.132(600℃)0.132(600℃)备注：以上数据按国家规定的方法测得。Remarks: The above data gained according to the method prescribed by the state.