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今年四月份,我們在苏州砖瓦厂試用水玻璃溶液涂刷粘土砖坯表面,来防止条面裂紋和加速自然干燥,收到了一定的效果,目前已經正常使用。坯場废坯总損失由原来的12.25%,降低到4.20%,基本上消灭了由于风裂和晒裂所造成的損失。干燥周期由原来平均28~31天縮短到15天以內?F将試驗情况簡要介紹如下: 一、原料土性能該厂制砖原料土系就地現挖現用,开挖深度8~10m。上层土屬于高可塑性(塑性指
In April of this year, we tested the water glass solution on the brick surface of a brick factory in Suzhou to prevent stripping cracks and accelerate natural drying. It has received certain results and is now in normal use. The total loss of billet in the billet was reduced from 12.25% to 4.20%, basically eliminating the losses caused by wind cracking and sunburn. Drying cycle shortened from the original average of 28 to 31 days to less than 15 days? F will briefly introduce the test as follows: First, the performance of raw materials Soil brick factory raw materials are excavated on-site use, excavation depth of 8 ~ 10m. Upper soil is highly plastic (plastic