According to the current construction condition, gravel aggregate is the most basic and widely used raw material no matter in road and bridge construction or in high-speed highway and railway construction. Building sand ...
In recent years, with the unceasing trend of thorough economic globalization, the domestic economy develops rapidly. Due to the enhancement of urbanization, people's living standards and requirements for the quality of t...
Machinery industry development reflects the industrial development level of a region. The birth of crusher promotes the whole crushing industry. With the development of technology, more models of crushers unceasingly com...
The coal industry is pillar industry in national economy. Coal is also an important basic energy resource and plays a pivotal role in a variety of industries. It accounts for about 70% of the primary energy.However, the ...
Traffic development of the western region is the guarantee of sustainable, rapid social development. The rapid development has the significant practical significance for infrastructure construction, industrial structure ...
River pebbles are the most appropriate raw materials for sand making. The granularity of river pebbles after being crushed is commonly below 5 mm. Because of the long-term erosion by river bed, the dust and impurity are ...
It's known that the total scale of national railway fixed assets investment in 2012 can reach 580 billion, among which the infrastructure investment reaches 406 billion. Initially, the planned total investment scale is 5...
Grinding work is the continuation of the crushing process, belonging to preparation work before ore selecting. Ball mill is the most widely used machine in grinding operation. The grinding process is like this: material ...
