Non-asbestos high-density temperature and wear resisting heat insulation plate and processing technology thereof
A high-density, asbestos-free technology, applied in the thermal insulation material treatment process and refractory field, can solve problems such as human harm, and achieve the effects of low slag ball content, good toughness and high density
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[0024] Raw material weight portion proportioning of the present invention is:
[0025] Kaolin 260 alumina powder 30 aluminum silicate refractory fiber 240
[0026] dry pulp 15 glass fiber 10 cationic starch 20
[0027] Polyvinyl alcohol 1.2 high elastic emulsion 1.5.
[0028] Kaolin particles 1-3um; aluminum silicate refractory fiber diameter 2-4um, length 5-10mm; alumina powder particles 1-3um; glass fiber diameter 7-13um, length 3-8mm.
[0029] The processing technology is:
[0030] A . Chopped: Chopped aluminum silicate ceramic fiber cotton, and then fully cleaned the fibers by elutriation to remove slag balls;
[0031] B .Ball milling: kaolin and alumina powder are ball milled by wet method;
[0032] C .Beating: put the dry pulp into the beating equipment, and add water to make a pulp to make a paper pulp;
[0033] D . Stirring: put the above-mentioned treated aluminum silicate ceramic fiber cotton, kaolin, alumina powder and paper slurry in a stirrer and add wa...
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