Anti-cracking sulphoaluminate cement and plant fiber product and preparation method thereof
A technology of sulfoaluminate cement and cracked sulfoaluminate, applied in solid waste management, sustainable waste treatment, climate sustainability, etc., can solve the problem of low surface smoothness, poor appearance, and easy cracking of boards and other problems, to achieve the effect of simple and easy-to-operate preparation method, smooth surface and strong durability
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Embodiment 1
[0020] (1) Weigh the required raw materials of each component according to the ratio of parts by weight: 56 parts of sulphoaluminate cement, 16 parts of melon fiber with a particle size of 80, 7 parts of silica fume, 10 parts of fly ash, glass fiber 8 parts, 30 parts of water, 2 parts of retarder, 3 parts of water-retaining agent, 3 parts of thickener, and 5 parts of anti-cracking agent. Green chips, the crude fiber obtained was dried at 60°C for 3 hours, soaked in 20% alkaline water for 12 hours, washed with clean water, dried, and cut to a length of 0.5-1mm;
[0021] (2) Add sulfoaluminate cement, sweet potato fiber, silica fume, fly ash, and glass fiber into water and stir for 2 minutes, then add water retaining agent, thickener and anti-cracking agent, stir for 1 minute, and let stand for 10 minutes;
[0022] (3) Add retarder, stir for 2 minutes, send it to the roller leveling line production workshop, enter the template filling roller leveling to produce wet plates, and s...
Embodiment 2
[0028] (1) Weigh the required raw materials of each component according to the ratio of parts by weight: 82 parts of sulphoaluminate cement, 8 parts of melon fiber with a particle size of 120, 12 parts of silica fume, 15 parts of fly ash, glass fiber 12 parts, 90 parts of water, 5 parts of retarder, 5 parts of water-retaining agent, 5 parts of thickener and 8 parts of anti-cracking agent. Among them, the fiber of sweet potato is obtained from the skin of sweet potato, which is scraped off after 5 days of exposure to the sun. Green chips, the crude fiber obtained was dried at 70°C for 3 hours, soaked in 10% alkaline water for 12 hours, washed with clean water, dried, and cut to a length of 0.5-1mm;
[0029] (2) Add sulfoaluminate cement, sweet potato fiber, silica fume, fly ash, and glass fiber into water and stir for 10 minutes, then add water retaining agent, thickener and anti-cracking agent, stir for 1 minute, and let stand for 5 minutes;
[0030] (3) Add retarder, stir for...
Embodiment 3
[0036] (1) Weigh the required raw materials of each component according to the ratio of parts by weight: 69 parts of sulfoaluminate cement, 12 parts of melon fiber with a particle size of 100, 10 parts of silica fume, 12 parts of fly ash, glass fiber 10 parts, 60 parts of water, 3 parts of retarder, 4 parts of water-retaining agent, 4 parts of thickener and 6.5 parts of anti-cracking agent. Among them, the fiber of Di Shao melon is obtained from the skin of Di Shao melon, which is scraped off after 4 days in the sun. Green chips, the crude fiber obtained was dried at 65°C for 3 hours, soaked in 15% alkaline water for 12 hours, washed with clean water, dried, and cut to a length of 0.5-1mm;
[0037] (2) Add sulfoaluminate cement, sweet potato fiber, silica fume, fly ash, and glass fiber into water and stir for 6 minutes, then add water retaining agent, thickener and anti-cracking agent, stir for 1 minute, and let stand for 7 minutes;
[0038] (3) Add retarder, stir for 2 minute...
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