: There are many kinds of rocks used to make sand. Generally there are Granite, Basalt, Natural river pebbles, Andesite, Rhyolite, Diabase, Diorite, Sandstone and Limestone, etc. The sand produced is of different intensity and purposes according to the rocks kinds Why choose Zenith Sand Making PlantAs a professional manufacturer of sand making equipment, Zenith also provide the most professional design of sand making palnt. Unitll mow, Zenith have designed sand process for thousands of clients from more than 60 countries and serviced for field of sand making and sand shaping for more than ten years.
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According to the definition of machine-made sand, sand is kind of rock particles with diameter less than 4.75mm after removing dirt, crushed and screened while soft rock and weathered rock are not included. Sand specifications: according to fineness modulus, sand specification is divided into coarse, medium and thin. And among this, fineness modulus of coarse sand is 3.7-3.1, and the medium sand is 3.3-3.0, and the thin sands fineness modulus is 2.2-1.6.
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