US5630557A Stirring bead mill with separator to strain
The invention relates to a stirring mill in whose grinding tank provided with an inlet and an outlet and charged with a load of grinding beads a stirring shaft stirring mechanism provided with stirrers is rotatable on which for holding back the grinding beads a separator is mounted ahead of the outlet and is . US3075710A Process for wet grinding solids to extreme Process for wet grinding solids to extreme fineness Download PDF Info Publication number US3075710A US3075710A US43696A US4369660A US3075710A US 3075710 A US3075710 A US 3075710A US 43696 A US43696 A US 43696A US 4369660 A US4369660 A US 4369660A US 3075710 A US3075710 A US 3075710A Authority US United States Prior art keywords grinding clay ground . Milling IKAMilling The grinding of solid samples is essential to ensure precise analysis It is important that the grinding leads to the homogeneity and desired fineness of the sample The type of mill to be used depends on the properties of the substance and the quantity of the sample For example brittle materials are ground with a beater fibrous materials with a blade and hard/brittle materials are . AENG 252 Lecture 08Hammers are rotated between 1550 to 4000 rpm strike and grind the material until it becomes small enough to pass through the bottom screen; Fineness of grinding is controlled by the screen size; There is less chances of damage of hammer in swinging hammer mill; Can grind tough fibrous solids steel chips food grains hard rock etc . Disc Mills from RETSCH fast and powerful grindingRETSCH Vibratory Disc Mills are particularly suitable for rapid loss free grinding of hard brittle and fibrous materials to analytical fineness The mills are primarily used for sample preparation for spectral analysis Due to their robust construction disc mills are used under rough conditions in laboratories and pilot plants as well as online for the quality control of raw materials