PVDF prepainted aluminum coil, as a part of color coated aluminum coil, the concept of which has been explained in details in Color Coated Aluminum Coil as the Most Popular Aluminum Type (click the title for details), is widely used in decoration and advertising, for which PVDF acts as PVDF a strong protective layer resisting even UV rays.
PVDF painting can be divided into two types–traditional type and new type. In 1965 American Pennwalt first applied PVDF painting to aluminum coils for exterior and interior decoration of up-scale buildings. Their design of rich colors and solemn looks added color to grand wall board buildings all over the world. At first, PVDF painting producers gave a guarantee of 10 years’ life-span for their products on aluminum coils, which later extended to 15 and even over 20 years. A relative American research institution used to leave samples of PVDF prepainted aluminum coil and other so-called super paintings in Florida and other severe conditions for 12 years. The result showed that PVDF painting was 30% more weather resistant.
Owing to its long-standing ability to resistant weather PVDF prepainted aluminum coil is often used in areas with relative requirements. First, it’s widely applied to exterior and interior decoration. Grand public buildings like large convention centers are often featured by their unique shapes and colors, becoming landmarks in many cities. These shapes and colors can be perfectly made using color coated aluminum coil, a great number of which are PVDF prepainted. Many designers also apply the just material to interior decorative walls, producing all kinds of beauty sense. Second, PVDF prepainted aluminum coil is usually used in advertising. Large advertising boards can be seen in streets everywhere. Exposed to natural conditions, these boards requires good weather resistant ability of raw materials.
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