Kaps engineers is a well-known manufacturer of various size reduction machines. As part of that the company offers screenless air-classifier mills. These mills are specially designed and manufactured for micron particle size. Multi-tip rotor and serrated liners are provided to liners generate numerous air-whirls, turbulence and progressive grinding. Frequent changing of direction and speed of the particle ensures collision between particles resulting micronised fine and free-flowing product. The high air volume helps to retain low temperature. It also helps to handle sensitive materials. These are available in three models.