Exterior wall insulation material - building wall insulation powder
First, the preparation method:
(1) The coal gangue is fired in the open air for 700-800, and after roasting, it is selected by the pulverizer, and the pulverizer is used for the preliminary crushing, and the stone material after the initial crushing enters the storage bin;
(2) The calcined coal gangue, calcium carbonate, cement clinker, gypsum and yuanming powder are compounded by microcomputer. After the ingredients are finished, they are sent to a ball mill for fine grinding, and sorted by a classifier to reach 325 mesh. Fine powder is the finished product.
Second, product application:
This product can be used as a building material to replace cement and white ash for indoor plastering, and also for refractory materials.
Third, product characteristics:
The raw materials of this product are abundant, the process is simple, and the useless coal gangue in the coal mining process is fully utilized, which is beneficial to environmental protection and cost reduction, stable product quality, excellent performance, good heat preservation effect and wide application.
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