Light-weight foamed fire-proof plate and preparation method thereof
A fireproof board, lightweight technology, applied in clay preparation devices, chemical instruments and methods, manufacturing tools, etc., to achieve the effect of offsetting damage, improving thermal insulation and sound insulation performance, and ensuring thermal insulation and fire protection performance
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[0013] A kind of preparation method of light-weight foamed fireproof board, it is characterized in that: the preparation method of described fireproof board comprises the following steps: A, the magnesium sulfate that the parts by weight are 5-10 parts, the parts by weight are 12-23 parts Magnesium oxide, parts by weight are 20-50 parts of water to make a gelling material, and the weight percentage of the gelling material is 15% to 30% of the total weight; B, the weight percentage is 20% to 30% Add diatomite, 20%~30% wollastonite, 8%~12% sawdust, and 8%~12% expanded perlite to the above-mentioned cementitious materials, and then mix them thoroughly with a mixer for 0.3-0.6h until they are evenly mixed. ; C, adding weight percentage is 1%-8% concentration is 30%-40% hydrogen peroxide and weight percentage is 2%-8% ferrous sulfate to form slurry after fully stirring and mixing; D, slurry Pour into the formwork made of PVC plastic on the assembly line, and use a roller to flatten...
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