Ceramic tile polishing mud construction waste-based filling material and preparation method thereof
A technology for filling materials and construction waste, applied in cement production, etc., can solve problems such as insufficient filling effect, and achieve significant economic and environmental benefits, high cost performance, and excellent durability
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Embodiment 1
[0028] (1) Precipitate the ceramic tile polishing mud in the sedimentation tank for 4 hours, remove the surface water, and put the bottom mud into the mill for ball milling, so that the specific surface area of the mud is 320m 2 / kg, put it into the slurry tank, in order to ensure the uniformity of the slurry, keep stirring to obtain the modified ceramic tile polishing mud;
[0029] (2) After crushing, sieving, secondary crushing and grinding, the construction waste is made to have a particle size of 0.6mm to obtain construction waste micropowder, and the construction waste micropowder and sodium sulfate are mixed evenly in a mass ratio of 1:0.02 to obtain Modified construction waste powder;
[0030] (3) Mix the modified ceramic tile polishing mud, the modified construction waste micropowder and cement evenly in a mass ratio of 50:28:3 to obtain a cementitious material, which is set aside;
[0031] (4) Mix the gelling material, carboxymethyl cellulose and water evenly, the ...
Embodiment 2
[0033] (1) Precipitate the ceramic tile polishing mud in the sedimentation tank for 10 hours, remove the surface water, and put the bottom mud into the mill for ball milling, so that the specific surface area of the mud is 280m 2 / kg, put it into the slurry tank, in order to ensure the uniformity of the slurry, keep stirring to obtain the modified ceramic tile polishing mud;
[0034] (2) After crushing, screening, secondary crushing and grinding, the construction waste is made to have a particle size of 0.2 mm to obtain construction waste micropowder, and the construction waste micropowder and calcium hydroxide are mixed evenly at a mass ratio of 1:0.03, Obtain modified construction waste micropowder;
[0035] (3) Mix the modified ceramic tile polishing mud, the modified construction waste micropowder and cement evenly in a mass ratio of 35:50:4 to obtain a cementitious material, which is set aside;
[0036] (4) Mix the gelling material, methyl cellulose ether and water eve...
Embodiment 3
[0038](1) Precipitate the ceramic tile polishing mud in the sedimentation tank for 5 hours, remove the surface water, and put the bottom mud into the mill for ball milling, so that the specific surface area of the mud is 290m 2 / kg, put it into the slurry tank, in order to ensure the uniformity of the slurry, keep stirring to obtain the modified ceramic tile polishing mud;
[0039] (2) After crushing, sieving, secondary crushing and grinding, the construction waste is made to have a particle size of 1.2mm to obtain construction waste micropowder, and the construction waste micropowder and sodium carbonate are mixed evenly in a mass ratio of 1:0.08 to obtain Modified construction waste powder;
[0040] (3) Mix the modified ceramic tile polishing mud, the modified construction waste micropowder and cement evenly in a mass ratio of 50:20:8 to obtain a cementitious material, which is set aside;
[0041] (4) Mix the gelling material, hydroxypropyl methylcellulose ether and water...
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