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According to online information, nearly 700 million pigs are produced every year in China, and the annual output of pig blood is more than 2 million tons. In 2018, according to the feed output of farmed animals, pig feed was 97.2 million tons, accounting for 42.7%. According to the drying method of pig blood rice […]

Wollastonite is a naturally produced calcium metasilicate mineral that is widely used in industrial sectors such as ceramics, plastics, rubber, paints and coatings. Among them, wollastonite consumption is growing fastest in the plastics market. Wollastonite is used as a filler in plastics and rubbers to take advantage of its low viscosity, high dispersion and low […]

In the process of iron and steel smelting, a large amount of iron and steel waste residue will be produced. According to different sources, it can be divided into blast furnace slag and steel slag. Among them, 0.25-0.50t blast-furnace slag is produced for every 1t of iron, and 0.15-0.20t steel slag is produced for every […]

Processing phosphate rock into powder requires mining, crushing, grinding, and other procedures. Grinding machines are essential for creating powder suitable for various uses, particularly in agriculture and industry. Different grinding machines, including ball mills, Raymond mills, vertical roller mills, hammer mills, and ultrafine grinding mills, can enhance efficiency, product quality, and sustainability in phosphate rock […]

In recent years, there is a kind of new technology in steel slag comprehensive utilization–to utilize the slag after crushing, drying, sieving, grinding and pelletizing. In this way, the steel slag can be fully utilized without any waste, it solve the problem of land occupation and environmental pollution of steel slag. It will also bring […]

There maybe resonance in Vertical Mill operation. When the machine is operating under certain driving force, resonance will largely increase the vibration and may cause damage. The rotation speed causing resonance is called ‘danger rotation speed’. This could be danger in grinding mill operating. To reduce parts resonance, manufacturers must try to increase the value […]