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Common blasting methods include shallow hole blasting, deep hole blasting, chamber blasting, multi-row hole differential blasting, multi-row hole differential extrusion blasting, springing blasting, etc.

Surface modification is an important way to improve the performance of calcium carbonate, improve its applicability, and expand the market.

Effective use of fly ash can not only protect the environment and reduce pollution, but also realize the comprehensive utilization of resources.

Sand and gravel aggregate is the most basic component of concrete and plays an important role in concrete construction. About 1.5 cubic meters of sand and gravel aggregate is required for every cubic meter of concrete. Therefore, the quality of sand and gravel aggregate affects the quality of the project to a certain extent. With…

Since various projects require a large amount of excavation and transportation of different materials, backhoe loaders came into being. It combines the functions of excavator and loader in one.

There are many size excavators that are suitable for different projects. You should know when to use different size of excavators. There are some tips for you.

Spiral sand washer or impeller sand washer, which is better? You should notice 5 key points if you want to get a satisfied sand washing machine.