Mtsy-26 ultraviolet weathering test chamber (UV) this instrument meets the current standards of ultraviolet accelerated weathering test machine, such as GB / t14522, GB / t16422.3, GB / t16585, etc. It is used for non-metallic materials, organic materials (such as waterproof materials, other materials, coatings, paints, rubber, plastics and their products). It is used to test the aging degree of relevant products and materials under the change of sunshine, temperature, humidity, condensation and other climatic conditions. The types of hazards include: Brown, discoloration, light loss, pulverization, cracking and foaming, brittle, strength decline and oxidation, so as to evaluate the weather resistance of test products.