Rolls and Water Cooling Systems - 8h

Content:

Rolls Concept for Rolling Mills

Types of Rolls

Common Rolls to Stands with two supported Sides

Ring Rolls to Stands with two supported Sides

Rings for Cantilever Stands

Fabrication Process and Quality of Rolls

Chemical Composition, Surface Hardness and Thermal Treatment

Rolls Surface Wear

Uniform and No Uniform Rolls Surface Wear

Rolls Life - Maximum and Minimum Diameter

Roll Barrel Design and Templates Definition

Types of Rolling Grooves

Rolls Machining: CNC System and Mechanical System

Forces at the Rolls

Safety Calculation for Rolls Neck

Safety Calculation at the Center of Grooves

Rolling Temperature

Roll Surface Heating during Rolling

Water Cooling Systems for Rolls

Thermal Cycles in Rolls Operation

Thermal Cracks at Rolls

Types of Water Cooling Systems

Cooling Variables

Temperature, Pressure and Water Flow

Sprays: Quantity, Position and Angle

Cooling Optimization

Optimization of Rolls Operation

Process Quality: Passes and Rolls

 

Recommended Training:

Rolling Mill Operational Workers

Rolling Mill Technical People

Rolling Mill Engineers

Rolling Project People

Rolling Mill Maintenance People

Roll Pass Designers