In recent years, with the development of situation in the country, a variety of large-scale projects continue, but also increasing the demand for sand and gravel. On the other hand countries in order to regulate the exploitation of resources industry, some large and small polluting production lines, gravel pits be banned,integration,environmental protection, a large gravel…

In order to meet the demand for high-quality sand and gravel aggregates in the infrastructure field, we need to finely process raw materials such as granite, pebbles, quartz and basalt. So, what key equipment do we need in the processing process? What is the process flow of these equipment? How to configure them efficiently? Next,…