Currently, raw-material suppliers are the sole providers of polyurethane-processing information. In most cases, they give instruction only on how to mix products and do not always explain why these recommendations are made. Castable Polyurethane Elastomers explains the production process of polyurethane components from both the theoretical and practical points of view. It describes the concepts underlying the recommendations of raw-material suppliers and explains how to achieve application-specific properties in polyurethane.