| abstract |
The invention discloses a method for manufacturing a water-resistant and fire-resistant plate. The interior material comprises, by weight, 50-80 parts of expanded perlite, 15-20 parts of water glass, 1 part of propylene carbonate, 1 part of water, 1 part of aluminium dihydrogen polyphosphate, 10 parts of white emulsion and/or styrene-acrylic emulsion and 5-10 parts of silica sol, and the exterior material comprises 100 parts of liquid aluminium dihydrogen phosphate, 2 parts of magnesium oxide, 1-3 parts of glass fiber and 10-20 parts of 50% potassium methyl silicate. The door core board material has the advantages of convenient construction, fireproof and waterproof functions and high specific strength. |