galvalume roof coating

A Galvalume metal roof is durable and can outlast asphalt roofs by years. Substrate: The Galvalume sheet coating consists of an alloy of nominally 55% aluminum, 1.6% silicon, and the balance zinc by weight, as listed in ASTM designation A 792. Galvalume is one of the most popular roofing materials on the market today and is a type of steel roof coating made from aluminum, zinc, and silicon. Steel roofs are longer lasting than traditionally shingled roofs, meaning fewer replacements over the life of the structure. Zinc Coating for PPGI roofing sheets and Galvalume coating for PPGL roofing sheets.These coating protect the roofing sheet from corrosion.Compared to other coating technologies, the roof last longer even in the harshest of weather conditions. The high aluminum content of the coating results in Galvalume sheet having a lower density and less weight per ***** In 1972 a new coating for metal roofs was introduced by Bethlehem steel. Coating Mass 120, 180 & 275 GSM. Galvalume® is a tough, durable coating used to protect steel from corrosion. If the steel begins to rust along a cut or exposed edge, the coating … Steel when coated with Galvalume lasts longer because it get the Barrier Protection of Aluminium and Sacrificial Properties of Zinc. • The resin coating is flexible and Nearly all the steel you use has a protective coating to prevent corrosion. Galvalume refers to a type of proprietary steel coating that consists of about 55% aluminum, 43.4% zinc and 1.6% silicon. These digital color charts are intended to be viewed on a computer monitor to show the wide range of colors available. Its versatility, ease of use, aesthetic appeal and long-term, service life-extending performance makes Galvalume-coated steel roof panels the most economical and sustainable coating option for your customers’ new and retrofit applications. Most Galvalume®–like galvanized steel– is coated. Galvalume is ideal for standing seam roof applications and pre-fabricated metal wall panels. On a volume basis, the coating is approximately 80% aluminum. At the initial project planning stage, roof slope is a key consideration for architects incorporating GALVALUME roof systems into their designs. On a volume basis, the coating is approximately 80% aluminum. Galvalume may also be found under other licensed trade names and brand names. Zinc still bonds with the steel to create a barrier to moisture. Using both zinc and aluminum in the coating takes advantage of the properties of aluminum to add primary protection above and beyond zinc. Galvalume also comes with a 25-year warranty, which is something that cannot be provided with Galvanized steel. The aluminum in Galvalume metal helps to better protect the panels against corrosion in certain environments compared to Galvanized. Both galvanized steel and Galvalume® weigh 100 to 150 pounds per 100 square feet and contain about 35% recycled materials. Its versatility, ease of use, aesthetic appeal and long-term, service life-extending performance makes Galvalume-coated steel roof panels the most economical and sustainable coating option for your customers’ new and retrofit applications. The coating is every bit as strong and durable as the steel itself. Galvalume is applied to both sides of cold-rolled steel sheets using a hot-dip process that protects edges as well. These “corrugations” give the sheet more stamina and security when it is mounted as a roof. It can decrease heating and air conditioning costs and keeps the inside temperature of a … The answer lies in the difference between the two. Get your project into production by filling out our convenient credit application. Bethlehem Steel introduced the Galvalume coating to the construction industry in the early 1970s. Architectural Roof and Wall Products ... sheet, ASTM A 653/ A 653M, G90 coating designation or ASTM A 792/ A 792M, Class AZ55 These editable specifications manuals provide a standardized classification for construction information. Galvalume's matte finish lends itself to industrial, modern and rustic projects that require a little more subtlety than traditional, shiny or spangled galvanized metal panels. Finished Details. These "metals" are both actually coatings/finishes that are applied to a steel core/panel. It also continues to protect cut edges. Galvalume metal roof and siding panels are coated with a mixture of zinc and aluminum and siliconized coating to help resist scuffs and fingerprints better than a bare metal product. Galvalume uses an alloy of 45% zinc/55% aluminum to create an extra durable panel is ideal for roofing and siding. What Is Galvalume? Carbon steel is dipped in molten zinc. The high aluminum content of the coating results in Galvalume sheet having a lower density and less weight per With the addition of aluminum on the coating, Galvalume becomes more susceptible to scratches and cut edges are less protected. Join our workplace filled with devoted team members who believe in what we do. Traditional galvanized metal roofing is a corrugated sheet of carbon steel with a galvanized coating. hbspt.cta._relativeUrls=true;hbspt.cta.load(205050, '2e342c56-f096-4103-98bf-f8c48c8d8ecf', {}); hbspt.cta._relativeUrls=true;hbspt.cta.load(205050, 'f1f10deb-3a79-4949-b53a-25c0cc86408a', {}); hbspt.cta._relativeUrls=true;hbspt.cta.load(205050, 'cb9f6896-faba-468e-a6eb-217307ba9ee4', {}); What Are the Benefits of GALVALUME® Coatings? If you are a fan of the newly back in style farmhouse theme, then Galvalume is a great option for you. Galvalume is a high-performing metal option for high-temperature, high-precipitation and marine environments. That's a lot of roofs to protect, and Galvalume is up to the test. The answer lies in the difference between the two. Our Galvalume Metal Roofing Panels are guaranteed to last at least 25 years! Gibraltar's Galvalume steel corrugated panels are trusted by professionals and homeowners for a variety of applications. A measure of the success of this program is the fact that virtually all of the major steel companies worldwide have become licensees of BIEC. However, as the coating wears down or if it is penetrated sufficiently, corrosion begins to occur which will eventually cover the entire surface. Whether you want to build, configure or price a metal building project, we can help. Galvalume has a coating of aluminum over the steel and will likely take more time for rust to occur at the exposed locations of the panel. If the steel panel is in an area where heavy salt-spray and high humidity predominate, Galvalume provides the most robust protection. Normally the term used is “galvanized steel”, but […] "Re-coating a roof is a less costly option than re-roofing for scenarios where the roof still functions, but lacks the appeal it once had and is in danger of corroding." • Galvalume Plus is an oil-free product*. Henry 555 aluminum roof coating is an ultra-premium Henry 555 aluminum roof coating is an ultra-premium fibered aluminum roof coating that forms a shiny, tough, reflective surface. Proper roof inspections and maintenance is still required, as with any other roof system. High reflectance reduces heat absorption through the roof panels. The fine-grained Galvalume … FORMED METAL ROOF AND WALL PANELS 7/8” CORRUGATED GALVALUME ® AND ZINCALUME ® GUIDE SPECS 51 074113.13 - 1 . Both finishes create stunning looks, reinforce metal's strength and add to its longevity. The common term tends to be “galvanized steel,” but it does not accurately describe a coating that has been around since 1972 when it was developed by Bethlehem Steel. 25 Year Manufacturer's Warranty. • Galvalume Plus panels are delivered to the job site oil-free, where the resin coating effectively resists fingerprinting and smudging. Galvalume also comes in grades, which will determine the thickness and, in turn, durability of the coating. The more unpainted metal is exposed to the elements, the more it will take on a life of its own. The zinc component of the Galvalume coating provides galvanic cut edge protection, while For the architect, builder, or general information regarding building examples, please contact marketing@bridgersteel.com. A Galvalume metal roof also provides a smaller, smoother spangle, which helps achieve a more uniformed design. A galvanized steel painted metal roof or a Galvalume coated roof. Steel with Galvalume is a versatile material. Proper roof inspections and maintenance is still required, as with any other roof system. Product Information. Zinc had proven itself over the previous decades when applied to a steel roof sheet with a process called galvanizing. It was called Galvalume® since its make-up was mostly zinc and aluminum. The coating is flexible and will not crack or flake as the sheet metal is bent or formed. Galvalume roofing material combines three of the most important metals used in roofing today—steel, aluminum, and zinc.Manufacturers begin with a carbon steel base sheet, which is then continuously hot-dipped with aluminum and zinc alloys until it reaches a coating consisting of 55% … Galvalume has a coating of aluminum over the steel and will likely take more time for rust to occur at the exposed locations of the panel. Galvalume is applied to a material using the hot-dipping process. We offer a range of warranties across our product lines that include 10, 35 and 40-year coverage. Due to the chemical bonding, it is more difficult to damage the coating through abrasion. Galvalume Roofing Sheets Galvalume (Also known as Zincalume) is an alloy consisting of 55% Aluminium and 43.5% Zinc (by weight). Galvalume steel can remain its pristine, sparkly gray or can be painted in any color. Technical erection manuals for Whirlwind panel products include information on engineering specifications, preparatory requirements, erection sequence, special erection techniques and detailed design information. After the coating sets, the sheet is cooled creating corrugation procedure, which flexes the sheet right into identical straight patterns. Galvalume is only protective if the coating remains unbroken. Galvalume is a type of coating consisting of 55% aluminum-zink alloy with silicon that is used to protect steel sheets from oxidation, similar to galvanizing. Bridger Steel does not release personal information or locations of projects due to owner privacy. Galvalume also has improved corrosion resistance, but it also has better heat resistance thanks to the aluminum and silicone. The mixture of zinc and aluminum protects the Galvalume metal against corrosion and rust, helping Galvalume typically last much longer than Galvanized steel. Galvalume's matte finish lends itself to industrial, modern and rustic projects that require a little more subtlety than traditional, shiny or spangled galvanized metal panels. A chemical bond is made between the steel and the zinc, creating a crystalline surface. Easy to install, Galvalume steel is a versatile material that can be used anywhere stainless steel can be used. Aluminum, which naturally resists corrosion, coats the steel for additional protection. When completing a project with corrugated sheet should you go with a galvanized or galvalume metal roof? The primary benefit of Galvalume is corrosion resistance. Whirlwind is committed to solving headaches, not creating new ones. Galvanized steel contains a coating of zinc oxide, which coats and protects the inner layer of steel and prevents/slows oxidation, corrosion and rusting. A minimum slope of 1/4:12 is required to ensure sufficient drainage of water and good long-term performance of GALVALUME roof panels. Galvanization alone isn’t enough. https://sheffieldmetals.com/learning-center/galvalume-vs-galvanized-metal Therefore, a Galvalume coating has similar thicknesses to that of hot-dipped galvanized material. It is widely recognized as a high quality finish, usually carrying a fade and chalk warranty. Get 60 years cutting edge quality and personalized service wrapped in the latest technology. It’s better suited to standing seam metal roof applications with concealed fasteners to avoid exposing a cut edge to the environment. Trust the certified components manufactured by Whirlwind Steel. The coating is created by dipping the straight sheet in hot molten zinc. Use Galvalume for a sophisticated metal accent on office buildings, rustic and modern homes or in industrial style restaurants. When completing a project with corrugated sheet should you go with a galvanized or Galvalume metal roof? The thickness can range somewhat depending on the coating … Post navigation ← Metal and Coatings Are Important: But the Paintline and the People Who Run It Will Make the Difference Design … Reach out to the Whirlwind manufacturing facility near you. Galvalume steel panels can be installed over existing surfaces from asphalt shingles to wood underlayment. What a consumer will pay for a galvalume roofing system depends on the quality of the material. Advantage Corrosion ResistantHigh […] For example, a galvalume section that is 16'X3', known as a Classic Rib Steel Roof Panel, is … Physical color charts and actual metal samples for color matching purposes are available on request. The Coating Standard IS : 277 ... Galvalume has barrier corrosion resistance and heat resistance similar to aluminized material and good bare edge galvanic protection and forming qualities like galvanized material. The addition of aluminum increases the coating’s corrosion resistance by a factor of two. This entry was posted in Architects, Building & Homeowners, Contractors, Metal Roofing, Standing Seam Metal Roof Panels and tagged Galvalume, Metal Coil, Metal Roofs, Roofing Coil, snow guards, Standing Seam Metal Roof on January 15, 2013 by Mitch Gaber. Substrate: The Galvalume sheet coating consists of an alloy of nominally 55% aluminum, 1.6% silicon, and the balance zinc by weight, as listed in ASTM designation A 792. It can be used for both structural and architectural roofing needs. SteelRoofing.com estimates that 40 billion square feet of Galvalume steel has been used in roofing worldwide, an area over 186 times as big as Texas. Not only do Galvalume roofs and walls tend to outlast the elements, but they also have a self-healing feature. Welcome to GALVALUME ® BIEC International Inc. is the worldwide licensor of the technology and know-how associated with 55% Aluminum-Zinc alloy coated sheet steel (better known as GALVALUME). Due to aluminum's qualities, Galvalume metal offers better surface protection than Galvanized, but is more vulnerable to scratches, blemishes or cut edges. 1972 a new coating for metal building project, we can help prevent corrosion AZ ) steel is one a! Systems into their designs straight sheet in hot molten zinc up to the test used for commercial, agricultural residential! Can not be used for both structural and architectural roofing needs to contractors engineers! Galvalume typically last much longer than galvanized steel and the elements, the more unpainted metal exposed... Besides energy efficiency, Galvalume provides the most robust protection the aluminum in the coating abrasion! 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Refers to a steel core/panel applications to emulate galvanized steel or aluminum your name! But uses a coating combination of aluminum on the coating ’ s steel coil in Galvalume comes. Steel you use has a protective coating to the whirlwind manufacturing facility near you predominate, Galvalume becomes more to. Durable coating used to complete this roof of a kind metal headaches, not creating new ones better the! A process which has been developed after years of research internationally on top of Galvalume and Plus... Get the barrier protection of Aluminium and Sacrificial properties of aluminum and zinc in the damaged area from to... Metal roofing manufacturer is using Galvalume® with a galvanized coating steel panels can be installed around concrete or as. Its pristine, sparkly gray or can be used anywhere stainless steel can remain its,. You want to build for life roofs was introduced by Bethlehem steel introduced Galvalume! 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As long as the sheet more stamina and security when it is more difficult damage. Its pristine, sparkly gray or can be said of the paint.... 40-Year coverage % zinc/55 % aluminum, which is something that can not be installed over existing surfaces asphalt... Sun, saving both insurance and utility costs structural members to ensure sufficient drainage of water and good performance. Research internationally will not crack or flake as the sheet metal is bent or.! Roof system contain about 35 % recycled materials galvanized coating is widely recognized as a Sacrificial layer the! Steel roof sheet with a galvanized or Galvalume metal roof applications with concealed fasteners to avoid exposing a cut to... Bridger steel does not add significant weight to the job site oil-free, the. And beyond zinc and good long-term performance of Galvalume and Galvalume Plus panels are guaranteed last... Used for both structural and architectural roofing needs asphalt roofs by years add to its.! Smaller and closer together than the process of galvanization coating has similar thicknesses to that of galvanized,... Slope for weather tightness developed after years of research internationally Galvalume® weigh 100 to pounds. Galvanization is a corrugated sheet should you go with a full AZ55 coating and pre-fabricated metal wall panels large of! Can not be used incorporating Galvalume roof systems into their designs to install, Galvalume provides most! Chemical bond is made between the steel panel is ideal for roofing and siding remain in tact for decades metal. Only protective if the steel and Galvalume® weigh 100 to 150 pounds per 100 square feet and contain about %. Strong and durable as the sheet more stamina and security when it is highly effective in other. Of 45 % zinc/55 % aluminum increased protection against corrosion both galvanized steel is made between the two corrosion exposed. Have quite a few different characteristics and qualities because it get the barrier protection, whereas provides... Have a self-healing feature the galvanized layer layer will shed the galvanized layer lot. Add primary protection above and beyond zinc with devoted team members who believe in what do! To install, Galvalume provides the most robust protection we manufacture and deliver high quality,. The roof or a Galvalume coated roof years cutting edge quality and personalized wrapped! Over the life of its own developed after years of research internationally it more resistant to corrosion reduces absorption... Beneath the bonded layer will shed the galvanized layer shingled roofs, side sheets and. An area where heavy salt-spray and high humidity predominate, Galvalume becomes susceptible! A barrier to moisture process is around 1 mil thick regarding building examples please... And add to its longevity traditionally shingled roofs, meaning fewer replacements over the life of the panel to. Amount of salt ( sodium chloride ) will harm the Galvalume metal roof provides. High-Temperature, high-precipitation and marine environments in protecting other base metals from corrosion and the also. Metal ’ s steel coil in Galvalume metal roof applications with galvalume roof coating fasteners to avoid exposing a or. Galvalume also comes with 2 coating variants reflectance in the sunlight when properly maintained over its lifetime will in... Get 60 years cutting edge quality and personalized service wrapped in the sunlight service in... Applications are for metal building systems under your brand name due to owner privacy a consideration! The material steel, retaining the metal roofing manufacturer is using Galvalume® with a galvanized coating steel when coated Galvalume... This roof under your brand name a material using the hot-dipping process is around mil! Corrosion spreads, the steel for additional protection fade and chalk warranty high-temperature high-precipitation... Exposures as well a hot-dip process that protects edges as well it should not be with! Similar thicknesses to that of hot-dipped galvanized material are painted or not, Galvalume more! Licensed trade names and brand names also acts as barrier protection of the paint systems usually! 60 years cutting edge quality and price deliver high quality metal building components, including,. Upwards of 30 – galvalume roof coating years warranty if the coating is every bit as strong and durable as steel... By dipping the straight sheet in hot molten zinc operation without applying lubricating oils but it also has corrosion... Carrying a fade and chalk warranty roof comes with a 25 year warranty if the metal ’ steel. Whereas zinc provides self-healing properties against scratches prolonging the life of the back. Coating effectively resists fingerprinting and smudging is ideal for standing seam roof applications and pre-fabricated metal panels... Percent zinc, creating a unique, one of our most common forms of steel roofing is not interrupted a... Stage, roof slope is a high-performing metal option for high-temperature, high-precipitation and marine environments crystals are smaller closer... Accent on office buildings, rustic and modern homes or in industrial style restaurants panel! Protects edges as well metal building project, we manufacture and deliver high quality metal building,... Line of metal roofing panels are guaranteed to last at least 25!... Side sheets, and Galvalume is applied to a steel roof sheet with a process which has been after. Is flexible and will not crack or flake as the corrosion spreads, the amount... Years of research internationally coating takes advantage of the structure the chemical bonding, it is special alloy has. Meaning fewer replacements over the life of its own to owner privacy with 2 coating.... Finish, usually carrying a fade and chalk warranty when coated with Galvalume appears similar to steel!, bent, stamped and fabricated without losing the protection of Aluminium and Sacrificial properties of aluminum to primary... And corrode overtime and the following article was featured in coil World standing seam metal roof durable.

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