Dry-mixed mortar is one of the emerging dry-mixed materials in the field of building materials. According to the Guangdong Standard “Technical Specification for Dry-mixed Mortar Application DBJ/T 15-36-2004â€, dry-mixed mortar refers to the production by professional manufacturers. a mixture of cement as the main binder and dry sieving fine aggregate, mineral admixture, reinforcing material and admixture in a certain ratio.
Dry-mixed mortar has grown from the European construction market in the 1950s. Today, dry-mixed mortar is used as the main mortar material in Germany, Austria, Finland and other countries. In Germany alone, there are factories with an annual output of more than 100,000 tons. More than 200, with an average of 500,000 people own a dry mortar production enterprise. In Asia, dry-mixed mortars in Singapore, Japan, South Korea, Hong Kong and other places are also developing rapidly. For example, more than 30% of plastering mortars in Hong Kong's construction sector are dry-mixed mortars. Since the 1990s in China, the development of dry-mixed mortar has become a trend of the original. The use of dry-mixed mortar in Guangzhou has been promoted for six years. The corresponding guiding policies and regulations have been gradually implemented. The local standards for applied technical regulations have also been implemented for several years, and local standards for Qingdao and Chongqing are also being formulated.
This paper will mainly analyze the advantages of ordinary dry mortar compared with traditional mortar, so that readers can deepen their understanding of dry mortar and realize that it is inevitable to replace traditional mortar with dry mortar as the needs of social development.
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