There are various ways to categorize rolls, mainly:
1. according to the type of product
strip rolls, section rolls, wire rod rolls, etc.;
2. according to the position of the roll in the mill series are: used for billet mill called billet roll, and so on, there are roughing rolls, rolling rolls, pre-finishing rolls, finishing rolls, finishing rolls, finishing rolls, finishing rolls, rolling the front section, finishing rolls, cross-cutting rolls, longitudinal cutting rolls, cutting rolls, vertical rolls, rolls, edge rolls, perforating rolls, rolling rolls, stripping rolls, tension reducer rolls, straightening rolls, and so on.
3. according to the manufacturing method: casting rolls, forging rolls, surfacing rolls, set of rolls, etc.;
4. according to the state of rolled steel: rolling temperature is higher than the recrystallization temperature of the rolling material is called hot rolling, the corresponding roll is called hot roll. Rolling temperature below the recrystallization temperature of the rolling material is called cold rolling, the corresponding roll is called cold roll.
5. according to the calendering of metal types: rolling of iron and steel products known as black rolls. Rolling non-ferrous metal materials (copper, aluminum, etc.) products called non-ferrous rolls.
6. according to the position of the rolls in the mill: direct contact with the rolls of the rolling material is called the work roll.
Roller mill to support the role of the roll is called the support roll, multi-roll mill in the furthest away from the position of the work roll is called the support roll.
Multi-roll mill in the work rolls and support rolls between the rolls, called intermediate rolls.
7. roll material: rolls are divided into cast steel rolls, cast iron rolls, forged steel rolls and powder metallurgy rolls four categories
Understand the current performance of various roll materials and manufacturing process, in order to more correctly formulate the technical conditions of the mill rolls and choose the appropriate and economical roll materials. src is worthy of your most trustworthy rolls and rolls manufacturers and suppliers, welcome to consult.
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