论文部分内容阅读
1 商品砂浆的研制 1.1 推广商品砂浆的必要性 建筑砂浆广泛用于砌筑、抹灰、地(屋)面找平等工程。传统砂浆(砌筑和抹灰)一般都在施工现场拌制,在拌制过程中为改善砂浆的和易性及柔软性,都不同程度地加入了石灰膏拌制成混合砂浆。由于石灰膏含水50％,重量计量难以实现,工地现场一般采
1 Development of commercial mortar 1.1 The necessity of promoting commodity mortar Building mortar is widely used in masonry, plastering and land (housing) surface to find equal projects. Traditional mortar (masonry and plastering) are generally mixed at the construction site, in the mixing process to improve the workability and flexibility of mortar, have varying degrees to join the lime paste mixed into mortar. Due to lime 50% water content, weight measurement is difficult to achieve, the site generally mining