Foamed flue gas desulfurization gypsum heat-preservation plate based on foamed glass waste
A technology of desulfurized gypsum and foam glass, applied in the field of building insulation materials, to achieve the effects of low production costs, reduced construction costs, and reduced pollution
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Embodiment 1
[0026] Prepare board raw materials according to the following parts by weight: 40 parts of non-calcined desulfurized gypsum, 20 parts of fly ash, 40 parts of mineral powder, 0.25 parts of foaming agent, 6 parts of foam glass scraps, 20 parts of steel slag, 70 parts of water, and 2w / w of lime % and water reducing agent 0.5w / w% and early strength agent 2w / w%; foaming agent is YS-15 foaming agent, foam glass scraps, particle size is 5 ~ 20mm, water reducing agent is polycarboxylic acid Water reducing agent, the early strength agent is aluminum sulfate.
[0027] The preparation method is as follows:
[0028] 1) According to the weight ratio, add 40 parts of non-calcined desulfurization gypsum, 20 parts of fly ash, 40 parts of mineral powder, 20 parts of steel slag, lime 2w / w% and early strength agent 2w / w% to the planetary cement mortar in sequence In a blender, stir for 30s;
[0029] 2) Break the discarded foam glass into lightweight aggregates with a particle size of 5-20 mm, ...
Embodiment 2
[0035] Prepare board raw materials according to the following parts by weight: 40 parts of non-calcined desulfurized gypsum, 20 parts of fly ash, 40 parts of mineral powder, 0.25 parts of foaming agent, 12 parts of foam glass scraps, 20 parts of steel slag, 70 parts of water, and 2w / w of lime % and water reducing agent 0.5w / w% and early strength agent 2w / w%; foaming agent is YS-15 foaming agent, foam glass scraps, particle size is 5 ~ 20mm, water reducing agent is polycarboxylic acid Water reducing agent, the early strength agent is aluminum sulfate.
[0036] The preparation method is as follows:
[0037] 1) According to the weight ratio, add 40 parts of non-calcined desulfurization gypsum, 20 parts of fly ash, 40 parts of mineral powder, 20 parts of steel slag, lime 2w / w% and early strength agent 2w / w% to the planetary cement mortar in sequence In a blender, stir for 30s;
[0038] 2) Break the discarded foam glass into lightweight aggregates with a particle size of 5-20 mm,...
Embodiment 3
[0044] Prepare board raw materials in parts by weight as follows: 40 parts of non-calcined desulfurization gypsum, 20 parts of fly ash, 40 parts of mineral powder, 0.25 parts of foaming agent, 12 parts of foam glass scraps, 70 parts of water, lime 2w / w% and water reducing agent 0.5w / w% and early strength agent 2w / w%; foaming agent is YS-15 type foaming agent, foam glass scrap, particle size is 5 ~ 20mm, water reducing agent is polycarboxylate water reducing agent , The early strength agent is aluminum sulfate.
[0045] The preparation method is as follows:
[0046] 1) According to the weight ratio, add 40 parts of non-calcined desulfurization gypsum, 20 parts of fly ash, 40 parts of mineral powder, 20 parts of steel slag, lime 2w / w% and early strength agent 2w / w% to the planetary cement mortar in sequence In a blender, stir for 30s;
[0047] 2) Break the discarded foam glass into lightweight aggregates with a particle size of 5-20 mm, then soak in water for 1 hour, take it o...
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