This blog provides Rolling Mill included Guide Shop, Work Shop , Roll Shop , Production Knowledge And Roll Pass Design By Vinay Kumar Verma ( Production Engineer)
Roll Pass Design( today we will explain three high rolling mill stand )
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Three high rolling mill stand have three roll - Top , Middle and bottom.top and bottom roll rotate always same direction and Middle roll rotate opposite direction
Example:- three high rolling mill
Roll connect with pinion gear box and gear box connect to electric motor
How to calculate section weights 1:- Billet weight = Side × Side × Density × Lengths 2:- Over weights = a × b × 3.1428571429 = Area Area × Density = Weight 3:- Round weight= πr^× Density = Area × .00785= weight
Section Area 1:- Square Area = Side × Side 2:- Ovel Area = a × b × 3.1428571429 https://svinaykumar1987.blogspot.com/2021/09/roll-pass-design-number-of-passes.html 3:- Round Area = 3.1428571429 × r × r https://svinaykumar1987.blogspot.com/2021/08/roll-pass-design-for-continuous-bar-mill.html 4:- Rectangular Area = L × W
Basic knowledge of Rolling Mill We are explaining type of Rolling Mill There are five types of Rolling Mill 1- 2- 3- 4- 5- Reversing rolling mills and three high rolling mills are part of hot rolling and four high mills , cluster mills and Tandom mills are part of cold Rolling mills We will explain step by step all pass , stand and All doubts
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