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Blown Film Extrusion - 2 Day Course

Course Number: AP3564-1
Date: 07/21/2020 - 07/22/2020
Time: 8:00 AM - 4:00 PM
Location: Akron Polymer Training Center, Akron, OH 44325-5404, U.S.A.
Cost: $1,000.00 USD
Online Registration
CEU's: 1.6
Instructor: Mr. Christopher Paige

Course Overview

This two-day course will cover Blown Film Extrusion equipment operations, applications and trouble-shooting process issues that can occur. The course will include a hands-on demonstration and operation overview on a Blown Film Line. The course can be taken as a single 2-day course or as part of the discounted four-day course on Blown Film Extrusion and Cast Film Extrusion.

Instructor Biography:


Christopher (Chris) Paige holds a M. S. Degree in Plastics Engineering - 2005 (University of Massachusetts – Lowell) and a M.S. Degree in Polymer Chemistry – 1991 (University of Cincinnati). He is a member of Society of Plastics Engineers (SPE), American Chemical Society (ACS) and America Society of Materials (ASM) and has over 30 years’ experience, working in Industry. As a Laboratory Manager, at the University of Akron, Chris performed numerous hands-on plastics processing projects, for domestic and International corporate clients. He is a subject matter expert on Single Screw Extrusion, Twin Screw Extrusion, Blown Film Processing, 3-D Printing, Thermoforming and Injection Molding. Chris also trained Graduate and Undergraduate students on the hands-on operation of Large scale plastic processing equipment and characterization equipment (Thermal Analysis and mechanical Inston), while at the University of Akron.

Day 1:

Blown Film Line Processing Equipment

  • Blown Film Operational Line Set-up.
  • Extrusion System, Annular Die, Collapsing Frame, Nip Rolls, Idler Rolls, Winder.
  • Terminology Ratios – Blow- Up Ration (BUR), Drawdown Ration (DDR), Blow Ratio (BR).
  • Terminology – Die Gap, Die Diameter, Bubble Diameter and Film Thickness.
  • Terminology Orientations - Transverse Direction (TD) and Machine Direction (MD).
  • Preventive Maintenance.
  • Safety Precautions.

Operation and Application of Blown Film Processing Line

  • Simple Monolayer films for plastic bags.
  • Multilayer Structures for Plastics Food Packaging

Trouble Shooting and Resolving Injection Molding Issues

  • What is Trouble-Shooting? – Note: Trouble- shooting is not Process Development or Process Scale-Up.
  • Identification the problems that can occur with Blown Film Processing equipment.
  • Finding the Best Approach to resolving Blown Film Problems, or Issues.

Day 2:

Hands-on Demonstration and Operation Overview of a Blown Film Processing Line

  • Blown Film Line Hands-on Demonstration
  • Blown Film Line Operation Overview