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Sand and gravel aggregate is one of the components of concrete and plays an important role in construction. Its quality will also affect the quality of the project. So improving the quality of sand and gravel aggregate is very important.

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.

There are many types of crushers, such as jaw crushers, cone crushers, etc. Choose a suitable crusher to crush the raw materials to the required particle size.

Safe operation of asphalt mixing plants can not only ensure the smooth progress of production, but also effectively protect the personal safety of operators.

Using concrete pump can not only help you improve the working efficiency, but also save manpower and reduce labor costs. Invest a right pump now!

Concrete work requires some tools. Here is a list of tools for your reference. Concrete contractors need professional tools to finish projects quickly.

The development of road traffic directly affects the development of the national economy. Today, roads mainly include asphalt road and concrete road.

Among the top ten companies, the United States and Japan each have two companies on the list, China has three companies on the list, and Sweden, Germany and South Korea each have one company on the list.