As a pure natural stone with high usage value, river gravel is formed in the long-term impact, squeeze and friction function. River gravel generally shows the color of black, white, yellow, red, green gray, etc.
Ball mill is also called grinding ball mill, which is widely used for grinding raw materials or finished products in mining, cement, refractory, building materials, ore dressing, chemical industry,
In the past, straw burning has been a major source that plagued atmospheric environmental pollution problems. However, the emergence of corn stover pellet mill can solve this problem.
Drum dryer is of strong adaptability to materials and can be used to dry all kinds of materials. This equipment is applied to cement plant for drying limestone, clay,
Trommel screen is also referred to as rotary screen, which is a new kind of screening equipment according to the particle size of material. It has simple layout, which mainly consists of inlet and outlet, motor, reducer, frame, roller device, etc.
Hammer crusher is suitable for the fine crushing of limestone, coal or other medium hard brittle materials in metallurgical industry, building materials industry, chemical industry and hydropower industry.