Rolling of long products - Cages and trains

A rolling mill, or rolling train, consists of a set of tools organized in various ways depending on the products manufactured and the history of the facility.

The basic components of all rolling mills are roll stands, commonly referred to as stands.

A rolling mill can comprise from two to more than 30 stands, in one or more groups.

The first part of this article presents the different types of cages used in rolling and their design. The second part explains how to assemble and organize these cages to form different rolling mills.

To supplement this article, other aspects of long product rolling are discussed in:

• [M 7 900]  Rolling of long products. Definitions and parameters;

• [M 7 902]  Rolling of long products. Semi-finished and finished products;

• [M 7 903]  Rolling of long products. Rolls, calibration, defects, and economic data.