About the Author: Waller

Paul Waller consults on extrusion and packaging and heads Plastics Touchpoint Group Inc. in Toronto, which offers engineering, plant design, machine installation, and operator training.

Paul Waller consults on extrusion and packaging and heads Plastics Touchpoint Group Inc. in Toronto, which offers engineering, plant design, machine installation, and operator training. He is the author of the recently published book, A Practical Guide to Blown Film Troubleshooting. He can be reached by e-mail at paul@plasticstouchpoint.com; plasticstouchpoint.com