论文部分内容阅读
1.非烧结砂砖主要原料是砂、包括河砂、钼尾矿砂、工业废淹、粉煤灰、掺合料和外加剂加压成型。待自然养护到一定强度即可出厂上墙,其投资仅是粘士砖的1/2～1/3,是灰砂砖的1/10左右。经质量检测部门检测,外观质最达到一等品。抗压和抗折强度达到部颁指标,抗冻、耐水等性能良好。该砖生产工艺
1. Non-sintered sand bricks The main raw materials are sand, including river sand, molybdenum tailings sand, industrial waste flooding, fly ash, admixtures and admixtures for pressure forming. It can be factory-mounted on the wall after being cured to a certain strength, and its investment is only about 1/2 to 1/3 of the stick brick, and about 1/10 of the sand-lime brick. The quality inspection department detected that the appearance quality reached the highest grade. Compressive strength and flexural strength meet the requirements of the Ministry of Industry, and have good performance in antifreeze and water resistance. The brick production process