*** Please note, each row and course# listed below is a separate, complete course. ***

Blown Film Extrusion Processing

Course# Date Time Location
151-1151 04/17/2025 - 04/17/2025 8:30 AM - 4:00 PM Microsoft Teams
Cost: $1,200.00 USD
Online Registration
CEU's: 1.6
Instructor: Mr. Christopher Paige

Course Overview

This one-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 one-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


If you have any questions or need more information about this course, please contact:

Penelope Pinkston


Online Registration


Registration Form

Registration information: Registration shall remain open until posted as closed on the course listing on this site.

Registrations must be guaranteed by check, a purchase order number or a credit card, otherwise the registration will not be processed. Checks should be made payable to "The Akron Polymer Technology Services Training Center" and must include a copy of your completed registration form. Course fees are due before attending.

All registrations—whether by online, phone, fax or mail—will be confirmed and considered binding and subject to all cancellation policies. If you do not receive a confirmation prior to the class, please call The Akron Polymer Technology Services Training Center to verify your registration.

Course fee includes classroom instruction, instructional materials, parking permits, continental breakfast, lunch, beverages and refreshment breaks. Travel and hotel accommodations are not included.


Visit our registration webpage to view our cancellation/withdrawal policy.