M Amp C Mining Amp Construction Machinery Optimum
jaw crusher can crush all kinds of soft and hard materials with compressive strength between pa, such as granite, quartzite, diabase, pebble, iron ore, etc. hammer crusher is mainly used to crush ores with low hardness, and its compressive strength is generally lower than pa, such as limestone, bluestone, coal gangue, etc.jan 05, 2020 and for manual mills, a power bar attachment can make turning a flywheel easier. power sources: manual, electric, and convertible. milling was first accomplished using muscle power first human, then beasts of burden were used to move larger stone wheels. this was followed by water, wind, steam, and most recently, electricity.