22 AerospAce Design guiDe BALL BEArInGS BAsic consTrucTion TYpes Any of four basic ball bearing constructions in sizes ranging from 10 mm bore to 600 mm ( in. to in.) can be manufactured to meet the most demanding performance requirements. Selection of the bearing construction best suited to the
Apr 09, 2015· Ball mill is a versatile grinding mill and has a wide range of applications. The mill can vary in size from small batch mills up to mills with outputs of hundreds of tons per hour. They are the most widely used of all mills. Roller mills. Roller mills are basically of two distinct types.