| The hammer crusher without inlet grate are basically secondary crushers, but their robust and sturdy design makes them well-suited for primary crushing for materials which have been quarried by ripping or similar fragmenting methods as well as for gypsum and raw coal. They can also handle materials containing some degree of moisture. jaw crusher without inlet grate are available with one or two sets of rotors. The rotor shafts are fitted with hammer discs on which the hammers are pivotally mounted. The jaw crusher has a heavy anvil with replaceable crushing plates which are adjustable in relation to the hammers to compensate for wear. The double hammer crusher has a heavy anvil with replaceable crushing jaws and outlet grate, both of which can be adjusted to compensate for wear. FLS hammer crushers without inlet grate are available with rotational speeds suitable for primary as well as secondary crushing, and can be tailored to suit individual raw materials. The slot widths in the outlet grates may be adapted to the operational conditions in question. A mill machine is a machine tool used for the complex shaping of metal and other solid materials. The rotor shafts run in sturdy oilbath-lubricated roller bearings and are supported on the crusher casing of heavy cast steel and weldedup sections bolted together. The casing is fined with replaceable wear plates. | 
