The vertical shaft impact crusher consists of rotor, crushing cavity, motor, transmission device, main shaft system, lubrication system and electronic control system. In order to maintain the good performance of the sand making machine, it is necessa...

The main indicators to measure the quality of sand are: mud content, sand particle size, fineness modulus and sand hardness. 1. Mud content: According to the Quality Standards and Inspection Methods of Sand for Ordinary Concrete JGJ52-2011: The limit...

The mechanism sand refers to the sand processed by the sand making machine and other ancillary equipment. The finished product is more regular and can be processed into sand of different rules and sizes according to different technological requiremen...

The process of recycling, crushing of waste concrete blocks and recycled aggregate production is the prerequisite for the recycling of waste concrete. Recycled aggregate concrete refers to recycled aggregate processed by crushing waste concrete. Recy...

Crushing basalt and other series of ores and stones are important links in the processing of construction stones. With the development of urban green planning such as high-speed railways, highways and real estate, the demand for construction stones i...

When calculating the mix ratio of the stone materials used in railway projects, the common particle sizes of crushed stone aggregates are divided into: 5mm, 10mm, 16mm, 20mm, 30mm, 31.5mm; common stone crushers used in railway projects include jaw cr...