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Production of autoclaved lime-sand brick equipment

The production of autoclaved lime-sand bricks is an ordinary lime-sand brick made of sand and lime as the main raw material, pigments and admixtures are allowed, prepared from blanks, pressed into shape, and cured by high-pressure steam.

①The silica content in the sand should be greater than 65%

②The clay content in the sand should be less than 15%

③The total amount of potassium oxide and sodium oxide in the sand shall not exceed 2.5%

④The sand should not contain organic impurities such as gravel, grass roots, and bark.

⑤The moisture content of the sand shall not exceed 6%.

⑥Sand should have good gradation and porosity, and its reference gradation is as follows:

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