The container can hold a product to be ground.

The container can hold a product to be ground.

The application further relates to a device for analyzing a grinding stock.

The cutting plates (4) interact with a comb (3) to comminute the grinding stock (1).

A container (10) having a feed opening (12) for the material to be reduced and a delivery opening (13) for the reduced material is designed with a floor (11).

The invention relates to a crusher (1) for crushing ice, which comprises a housing (2, 3) to be put over the ice to be crushed and a knife (5) with a serrated cutting edge (52).

A driven hub (14) has striking tools (21) for effecting the material to be reduced and has baffle components (30) fastened thereto.

The product to be ground is introduced on the front side of the cylinder core, and the ground product is discharged on the other front side of the cylinder core; corresponding devices (20, 36; 21, 37, 38) are provided to this effect.

The inventive device is characterised in that the centrifugal force existing in the milling chamber, and possibly pressing applied by the milling bodies and flowing of said product to be ground are balanced.

A small-scale or micro media-mill and a method of milling materials or products, especially pharmaceutical products, use a dispersion containing attrition milling media and the product to be milled.

The invention relates to the determination of the fineness of a ground material (120) in a mill (100), wherein the acoustic spectrum of the mill during the grinding process is used for concluding the fineness.