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日本用粉煤灰生产轻质建筑防火材料日本开发的一种粉煤灰空心微珠轻质建筑防火材料是把２０％的聚氨酯和８０％的粉煤灰空心微珠，经混合搅拌和成型等工艺而制成。该材料抗折强度为６．３ｍＰａ，容重为５２４ｋｇ／ｍ３，具有轻质、高强以及防火隔热等优良性能。产品主要...
Japan uses fly ash to produce light-weight building fire protection materials. A kind of fly ash hollow microbead lightweight construction fire protection material developed in Japan is made of 20% polyurethane and 80% fly ash hollow microspheres, after mixing and molding, etc. Process made. The material has a flexural strength of 6.3 mPa and a bulk density of 524 kg/m3. It has excellent properties such as light weight, high strength, and fire and heat insulation. Product main ...