Pvdf Metal Roof Coating

Pvdf coatings can be applied to metal both before and after forming.

Pvdf metal roof coating.

Surface preparation just like with any coating process the surface must be properly prepared to be sound clean dry and free of contamination. For over 50 years pvdf polyvinylidene fluoride has been the preferred metal roofing finish by building owners architects and contractors across america. Pvdf coatings are one of the most common types of industrial coatings in use today this type of coating is created by polymerizing vinylidenedifluoride it s a specialty plastic that belongs to the family of fluoropolymers and is used in applications that require high levels of purity and strength as well as those that require excellent resistance to acids solvents bases and heat. As seen above in less than 10 years the pvdf fade resistance difference is clear.

The metal roofing alliance refers to this concept as investment grade roofing. Pvdf coating polyvinylidene fluoride or kynar coating is a pure thermoplastic fluoropolymer that is non reactive and possesses multiple coating benefits. Galvanized steel 5v crimp roof panel model 4737001000 21 56 21 56. Metal roofing 1 plastic panels 2 compare.

Sunsky 5v crimp polycarbonate roof panel in white opal. Coatings are applied in factory in coil coating applications for metal roofs garage doors and wall panels or spray applied to formed aluminum extrusions on curtain walls aluminum window and door framing gutters soffits and sunshades. The pvdf latex is used in the top layer or topcoat of the system and should be used as part of a three step process to restore the metal substrate. Kynar 500 hylar 5000 pvdf metal roofing finishes.

However with kynar 500 based prepainted metal roofing the proven durability of the coating allows the performance to remain consistent over the life of the roof. Cool metal roofs coated with kynar 500 pvdf based resin can reduce energy consumption by up to 40 as part of a total system design as reported by the lawrence berkeley national laboratory. The roofing material is coated in zincalume and other metals to form a barrier that protects the base metal from corrosion. No other paint coating stands up to the sun s harsh uv rays like premium pvdf finishes.

Some roof systems begin to depreciate and degrade as soon as they are installed. Set your store to see local availability add to cart. While advanced smp paints siliconized modified polyester come close in performance pvdf is still the industry leader with a. Kynar coating is a chemical resistant thick film barrier coating primarily used on chemical processing equipment due to it s low weight and low thermal conductivity.

Pvdf polyvinylidene difluoride is a fluoropolymer resin that is the industry standard for the highest performing paints. The pvdf material contains 70 kynar resin which fades slower than other paint resins.