Rolling mill and Roll pass design (basic af rolling )

We talk about Roll frame or Stand, we are actually  referring to a pair of Roll , Roll supported by Friction bearing and antifriction bearings and bearing supported a chock and chock supported in housing  and chock slide within Housing and chock open and close by screw

Example:-

 Grooves pass available in both Roll top and bottom and some Roll gap available between two Roll , it is called nominal Roll gap 

https://svinaykumar1987.blogspot.com/2021/08/roll-pass-design-for-continuous-bar-mill.html

Passes & section 

Rough passes 

It Roll stand have big groove passes as Rectangulars,  Boxs,  Diamonds etc.

Example:- 

Intermediate passes 

It stand have mediums grooves passes as Ovels , Rounds 

Example:-

Finish passes 

It stand have small passes as flat, Rounds, Slit passes 

Example:- 

Passes deformation As Ovel to round,  round to ovel , ovel to flat etc