河北省唐山市六通节能材料研究所最近研制成功一种高效保温新材料。该产品以粉煤灰为骨料,采用多种无机材料经特殊加工复合而成。产品具有以下特点:变废为宝;石棉含量低于5％,达到国际标准.不污染环境,对人身无 The Liutong Energy-saving Materials Research Institute of Tangshan City, Hebei Province, has recently successfully developed a new kind of high-efficiency heat-insulating material. The product is made of fly ash as aggregate, and it is made of a variety of inorganic materials through special processing and compounding. The product has the following characteristics: Turn waste into treasure; Asbestos content is less than 5%, to meet international standards. No pollution to the environment, no personal