Sealing products of KOMET has rigorous raw materials incoming quality inspection 1: The outer film and PVC material are subjected to ultraviolet irradiation and 90oC temperature resistance test after entering the factor2: The hard material of the keel of the PU-coated sealing strip is the designated PP model, and the soft material is the TPV materia 3: The density and specific gravity of the polyurethane foam of the PU-coated sealing strip must conform to the testing standards 4 All sealing products are sampled for the factory requirement is greater than the standard 1 meter.