Vertical mill roller sleeve

Description

The grinding rolls of the vertical mill include 3 auxiliary rolls and 3 main
rolls, as well as the roller rocker arm, hydraulic cylinder, hydraulic cabinet
and lubricating cabinet, etc. Each of the three auxiliary rollers has a rolling
bearing and a ring seal for the inner oil chamber. The purpose of the auxiliary
roller design is to smooth the grinding machine before grinding; Each of the
three main rollers has a double-row tapered ball bearing, a cylindrical roller
bearing and a ring seal for the inner oil chamber. Each auxiliary roll and main
roll has a sleeve, which is made of cast steel with a repeatable soldered hard
layer with an average thickness of 30 Mm.