Optimal hammer design and placement will provide maximum contact with the feed ingredient. Hammer mills in which the rotor speed is approximately 1,800 rpm, should be using hammers which are around 25cm (~ 10 inches) long, 6.35cm (~2.5 inches) wide, and 6.4mm (0.25 inches) thick.
For the labor union, see International Brotherhood of Teamsters. Teamster driving a team of six horses at the Oktoberfest in Munich, Germany. A teamster, in modern American English, is a truck driver, or a member of the International Brotherhood of Teamsters, a labor union in the United States and Canada. Originally, the term teamster referred to a person who drove a team of draft animals, usually a wagon drawn by oxen, horses, or mules.
About The Freight Division. The Freight Division represents the interests of more than 75,000 Teamsters members from approximately 200 local unions. Freight employees include truck drivers, dockworkers, mechanics, and office personnel.