This new book, by two of the world's foremost experts, is the definitive guide to how winding machines work and how wound rolls are formed. It covers a wide array of machines in use across all web industries, including paper, film, foil, nonwovens, textiles, and more. It sets the standard for understanding and applying quality control in the field. Using hundreds of proven calculations, the book enables readers to understand and make the adjustments necessary to prevent roll defects and improve product quality. Dozens of examples and hands-on applications illustrate key techniques. Most of the book, especially the last section on measurement, is written in everyday language accessible to all responsible for machine operation and roll quality - from engineers to shop floor managers. This book provides: complete guide to all winder mechanical arrangements and control strategies; practical and theoretical know-how for predicting and avoiding roll defects; and, quantitative techniques for measuring and improving roll quality. Accompanying CD-ROM provides computer models for many winding situations.