... year, 300, 000m3 /year,2. Drying methods: using autoclave3. Raw material: Fly ash(or Sand), cement, lime, gypsum, aluminum powder ... with GB/T11968-1997 Standard6. Production technology:According to raw material's category, quality and technological characteristics of main ... aluminum paste is stored for use after treatment.(3) Raw material is measured by electrical scale with certain proportion. ...