By 2025, China will build 54,000 km of railway which will drive 11-16 million tons of aggregate demand.However, natural sand resources are limited. The traditional mechanism sand has uneven grading and too much impurity which can not meet the quality...

Solid waste, that is all kinds of waste including solid particles, waste, slag, sludge, etc.Grinding mill is the essential equipment for recycling of solid waste. VM series vertical mill is a large-scale grinding equipment produced by Kefid which ado...

Brucite is one of the non-metallic minerals with highest content of magnesium.Its Mohs hardness is 2.5 and is easy to be grinded. After grinded into powder,it is widely used in environmental protection, paper, building materials and other fields. Spe...

Aluminum ore belongs to metal ore, it has high hardness. Its processing is different with other non-metallic minerals. Kefid is Asias high-end production and export base of crushing and grinding equipment, we produce jaw crusher, cone crusher (hydrau...

Anthracite is commonly known as red or white coal. It is the coal with largest rank of coalification. Anthracite has highest fixed carbon content and low volatile rate, high density, high heat.The volatile release temperature is also high. Its coke h...

Nuclear power plant construction is inseparable from high-grade concrete. The particle size distribution, grain shape, surface features, flakiness particle content of aggregate are key factors affecting the quality of concrete. As the high-end crushi...