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Henan Xingyang Mining Machinery Manufactory (formerly China State-owned Enterprise Xingyang Mining Machinery Factory) was established in 1956 as one of the designated manufacturers of the former Ministry of Metallurgy. After decades of development, it has become a Mines, building materials, metallurgy, and environmental protection machinery are the mainstays. It is a mechanical manufacturing enterprise integrating design, research and development, production, sales and installation.

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Dry ball milling and ultrafine grinding of quartz stone

Dry ball milling and ultrafine grinding of quartz stone

2026.07.21

Dry ball milling is the core process for producing high-purity, ultra-fine quartz powder; selecting the appropriate ball mill model and operating parameters is crucial.   Regarding parameters, the feed particle size is typically controlled to below 25 mm. For ultra-fine grinding, the output fineness is a key indicator, generally ranging from 0.074 mm (approx. 200 mesh) to 0.89 mm; achieving finer output requires the use of high-efficiency classification equipment. The grinding media charg...

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