This part of GB/T 23615 specifies the requirements, test methods and inspection rules for isocyanate mixtures and polyol resins (hereinafter collectively referred to as raw rubber) used for polyurethane thermal insulation adhesive materials (hereinafter referred to as thermal insulation adhesive) for aluminum alloy building profiles And signs, packaging, transportation, storage and quality certificates and purchase orders (or contracts). This part applies to raw rubber converted into heat-insulating glue for aluminum alloy building profiles by chemical reaction method.