6. From the head to the sheet die
• The head adaptor
• The screen changer
• The choke valve
• The gear pump
• The feed block
7. The flat sheet die
• Various die configurations
• Deckling options
• Die adjustments
• Auto die lip adjusters
8. The cooling roll stack
• Roll stack configurations
• Roll face and diameter
• Cooling roll construction
• Roll stack actuators and controls
9. Downstream equipment
• Pull roll (haul-off) unit
• Cooling rack and other cooling methods
• Sheet slitters
• Gauge scanners and monitoring systems
• Sheet coating options
• Lamination for decoration and barriers
• Sheet accumulators
• The winding system
• Extrusion control systems
• Safety
• Start-up and shut down procedures
• Pre-start setup procedures and checks
• Maintaining steady state conditions
• Stringing up the roll stand the correct way
• Process parameters
• Maintenance
10. Troubleshooting sheet extrusion problems
• Requirement for efficient troubleshooting
• Troubleshooting tools and techniques
• Surging
• High melt temperatures
• Thickness variation (MD and TD)
• Sheet defects
• Case studies and exercises
Books authored by Chris Rauwendaal:
The following books are discounted when you register for a seminar. If you want to order check appropriate box on registration form.
Click on the image or name for a description of the book.
