A kind of high-strength low-density floor and its preparation method
A low-density, high-strength technology, applied in floor coverings, chemical instruments and methods, and other household appliances, can solve problems affecting overall cost and work efficiency, affecting product performance and scope of use, and insufficient surface smoothness of products. Achieve the effect of being conducive to popularization and popularization, convenient bonding process, and expanding market space
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Embodiment 1
[0024] A method for preparing a high-strength low-density floor. The preparation method is: according to the mass percentage, 60.00% kaolin, 17.31% polyvinyl chloride, 19.33% recycled materials, 1.55% ACR impact modifier, 1.42% calcium zinc Stabilizers and 0.39% processing aids are mixed hot and cold, then added to the sheet extruder for plasticizing extrusion, distributed to the extrusion mold through the confluent core for extrusion molding, and then made into thickness by hot pressing rollers The substrate is 8mm, and the process parameters are as follows:
[0025] The temperature in the first zone of the barrel is 210°C;
[0026] The temperature in the second zone of the barrel is 221°C;
[0027] The temperature in the third zone of the barrel is 226°C;
[0028] The temperature in the fourth zone of the barrel is 215°C;
[0029] The temperature in the fifth zone of the barrel is 200°C;
[0030] The temperature in the sixth zone of the barrel is 182°C;
[0031] Conflue...
Embodiment 2
[0038] A method for preparing a high-strength low-density floor. The preparation method is: according to mass percentage, 58.00% kaolin, 19.28% polyvinyl chloride, 19.33% recycled materials, 1.53% ACR impact modifier, 1.45% calcium zinc After hot mixing and cold mixing of stabilizer and 0.41% processing aid, they are added to the plate extruder for plasticizing extrusion, distributed to the extrusion mold through the confluence core for extrusion molding, and then made into thickness by hot pressing rollers. The substrate is 8mm, and the process parameters are as follows:
[0039] The temperature in the first zone of the barrel is 215°C;
[0040] The temperature in the second zone of the barrel is 223°C;
[0041] The temperature in the third zone of the barrel is 225°C;
[0042] The temperature in the fourth zone of the barrel is 210°C;
[0043] The temperature in the fifth zone of the barrel is 201°C;
[0044] The temperature in the sixth zone of the barrel is 180°C;
[...
Embodiment 3
[0052] A method for preparing a high-strength low-density floor. The preparation method is: according to mass percentage, 56.00% kaolin, 21.26% polyvinyl chloride, 19.33% recycled materials, 1.51% ACR impact modifier, 1.47% calcium zinc Stabilizers and 0.43% processing aids are hot mixed and cold mixed, then added to the sheet extruder for plastic extrusion, distributed through the confluence core to the extrusion mold for extrusion molding, and then made into thickness by hot pressing rollers For a substrate of 5mm, the process parameters are as follows:
[0053] The temperature in the first zone of the barrel is 211°C;
[0054] The temperature in the second zone of the barrel is 218°C;
[0055] The temperature in the third zone of the barrel is 224°C;
[0056] The temperature in the fourth zone of the barrel is 211°C;
[0057] The temperature in the fifth zone of the barrel is 201°C;
[0058] The temperature in the sixth zone of the barrel is 199°C;
[0059] Confluence ...
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