Crushing Equipment, Grinding Equipment, Mineral Processing, Building Materials Equipment

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coal machinery and equipment in germany

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coal machinery and equipment in germany

The Zhengzhou Coal Mining Machinery Group Company Limited ZMJ was founded in 1958 in Zhengzhou China We are one of the world leading manufacturers of longwall mining system Our key business is to develop and manufacture hydraulic roof supports with supporting height from 055m to 85m and supporting force from 1600KN to 21000KN...As a leading global manufacturer of crushing equipment, milling equipment,dressing equipment,drying equipment and briquette equipment etc. we offer advanced, rational solutions for any size-reduction requirements, including quarry, aggregate, grinding production and complete plant plan.