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HNM's mainly business contain quarry crushing for aggregates, metal ore crushing for mineral dressing and stone grinding for powder making.including plant design, crushers production and installation, spare parts,etc.
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Taking into account the specific characteristics of granite, we've opted for a dual system capable of producing 300 tons per hour, resulting in an annual output of 1 million tons of construction aggregates.
Heavy calcium carbonate, referred to as heavy calcium, is made from ground natural carbonate minerals such as calcite, marble, and limestone.
The flotation process consists of main equipment such as jaw crusher, impact crusher, ball mill, classifier, mixing barrel, flotation machine, thickener and dryer, and can be composed of feeder, elevator and belt conveyor. Complete mineral processing production line. This production line has the advantages of high output, low energy, high processing capacity, and economical reasonableness.

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