Pallmann Contra Selector Mill PPS YouTube
Oct 7, 2015 . When pulverizing spices it is important to grind the starting material cool and gentle in . With the ORIGINAL PALLMANN Contra Selector Mill, such spices can be pulverized . effect between the impeller and the screen ring rotating in the opposite direction. .. Golden Media Productions Ltd 353,111 views.
Ball mill Wikipedia
A ball mill is a type of grinder used to grind and blend materials for use in mineral dressing . A ball mill consists of a hollow cylindrical shell rotating about its axis. . on their axis, but small ones normally consist of a cylindrical capped container that sits on two drive shafts (pulleys and belts are used to transmit rotary motion).Get Price