Production of profiled elements for e.g. coolers comprises coating of a cubic inner skin with polyurethane foam and incorporating layers of polyurethane

摘要

The production of profiled elements for e.g. coolers has forming of a cubic inner skin, for coating with injected polyurethane foam. The inner skin is made by spraying at least one layer of rapid-setting polyurethane on to the surface of a mold to reduce the drying work prior to the foam injection.