Liquid PVDF coatings were developed earlier, with mature. Consult your AEP Span representative for more information. Fluropon 70% PVDF Coil Coatings from Sherwin-Williams offer best-in-class performance for metal wall panel systems and metal roofing. Flush Panel offers architects and building owners a unique yet flexible design when the product is installed vertically or combined with other building materials. Chainmail Cut-Protection Gloves. Lead, cast iron and carbon steel all depend for their corrosion resistance. Remarks :The. . 45 µm MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents. 0 (±0. It is recommended that fasteners be sourced. 24 inches by 8 inches (610 mm by. Iron and steel production caused 3. box cells. com 86--13225105678 NhàHusaini et al. Solar Reflectance Index (SRI) by Color. Metal Panels, Metal Trim, Metal Roofing, Steel Building Supplies. 5 % (H2SO4) 98 % (H2SO4) UNS 92. Kynar 500® 70% PVDF for shake sidewall colors. Polyvinylidene fluoride (PVDF) – This resin is made up of about 70% PVDF and 30% acrylic. *Special material. 用甲醇活化不能超过15秒，时间太久会对pvdf膜造成损伤。. • 24 and 22 ga steel • . 0 mil thick 70% PVDF EXTERIOR/INTERIOR Embossed INTERIOR PROFILE Isoleren ML INTERIOR GAUGE 26, 24 INTERIOR FINISH Siliconized Polyester (USDA White), Plastisol available SUBSTRATE 55% Al-Zn Alloy Coated Steel with Acrylic Coating, G90 Galvanized (Grade 33), and Stainless Steel (Type 304) CORE FLUROPON® 70% PVDF EXTRUSION COATING SYSTEMS FLUROPON ® 70% PVDF COATINGS FROM SHERWIN-WILLIAMS Field-proven exterior metal finishes that provide lasting durability for monumental structures. From the quantitative FTIR analysis (Fig. Application: Roofing & Siding. 30 pieces per carton; Feature Trim. 26 Gauge Colors. It is made of 70% fluorocarbon resin and 30% acrylic resin, with special weather-resistant pigments. 70% PVDF – Standard or Low Gloss Interior Gauge. Lasting BeautySTEEL GRAY. (70% of the resin system is Kynar 500 or Hylar 5000) Kynar 500 –Arkema Hylar 5000 –Solvay. , Ltd. Contains 70% Polyvinylidene Fluoride (PVDF). 018 through . Finish Color - Maroon, DIY(Do-It-Yourself). 040 Aluminum painted Fluropon® 70% PVDF and Mill Finish. 03" Thickness x 8" Width x 8" Length, 304 Stainless Steel Metal Strip Plate (Brushed Finish) for Industry, Machinery, DIY Engineer, Home Decoration, 2 Pcs. In addition, Wieland is your source for 24 gauge painted 70% PVDF galvalume steel. Chosen from an extensive list of colors, Sherwin-Williams’ Fluropon 70 percent PVDF coating in Terra Cotta is a premium, high performance product that offers some of the most advanced durability and aesthetic features. taining a minimum 70% PVDF resin meet the high-performance weathering criteria established by the American ArchitecturalThe steel is coated with Zinc by the hot-dip process in accordance with ASTM A 653. The average metal roof cost comes in at $11,412 for a 2,300-square-foot-home but can reach $90,000 for a copper roof on a 3,000-square-foot home. 8% and is expected to remain constant. 2. paint system shall contain 70% PVDF (Hylar 5000. Gauge: lb/SF: 22ga 1. The oxidization of steel sees the reaction of iron and oxygen to environmental elements such as moisture, to create a reddish-brown oxide, often known as rust. 16cm - 121. 0285min - . Deduct channel weight from the beam loads. Shandong Chasing Light Metal Co. PVDF coating systems are a high-performance formula that is used to coat metal architecture and metal building components. Shandong Chasing Light Metal Co. Durapore® membranes provide high flow rates and throughput, low extractables and broad chemical compatibility. 02 S304 1. Li + /Li), as well as good inhibition of lithium dendrites, the lithium symmetric battery can be stably cycled for 1500 h under 0. For the downstream manufacturing of metal roofing and wall cladding, Colourcoil has developed special lead-free, high quality prepainted steel products (i. ). 0 indicates total reflectance. Colors: Choice of over 40 stock colors Custom colors and finishes available*. 040 aluminum. It has a high degree of purity, robust mechanical properties, electrochemical stability, and broad chemical resistance at high temperatures. AAMA 2605 is the mainstay of liquid options like 70% PVDF liquid, but of course there are powder equivalents with the same or better technical performance as. 70 to 0. Substrate: ZINCALUME® or TruZinc. 26 & 24 Ga. They are widely used when a durable coating is needed on project exteriors to resist weathering, chalking, fading, and UV rays while offering exceptional protection to the substrate. Installation costs make up roughly 60% to 70% of the overall cost of the roof. 50 TPS, Injection General Purpose: 0. Spray. Duranarcoatings are superior because they are manufactured. Meets. The Architect's First Choice. We’ll contact you within 24 hours! Resources. DURA TECH™ mx. Today, Kynar 500® PVDF resin-based metal coatings provide billions of square feet of protection against weathering, aging and pollution on commercial, industrial, institutional and residential buildings around the globe. 12 Ga. Weight: 1. 040 aluminum or 24 gauge metallic coated steel. 125 in aluminum and 48″ wide coil in 24 gauge steel. Lc | 31. 92cm) (1. 032 or . It was noted in that the treatment of PVDF films with aqueous solutions of alkalis in the presence of ammonium and phosphonium halides at 70–90 °C for 24 h led to the formation of only fluorine-substituted polyene structures. 063 aluminum = Pricing. 5 mm) ASTM A1011 SS GR 33. 316 stainless steel – 2. compared to 31. Today, Kynar 500® PVDF resin-based metal coatings provide billions of square feet of protection against weathering, aging and pollution on commercial, industrial, institutional and residential buildings around the globe. DUR NAR coatings. A twenty-year warranty is available on standard colors on extruded aluminum products. 040” Coil Flat Coil Flat Coil Flat Coil Flat AGED COPPER 4 0. Consult your AEP Span representative for more information. Saves up to 70% of labor on preparation of old roofs. e. 0. 26 & 24 Ga. ver 08-Aug-2017 % Vacuum. Standard Architectural Colors in our premium 70% fluoropolymer (PVDF) paint system. The phase diagram of the hydrogen molecule H 2 is shown in Fig. 7mm hole size; Woven Stainless Steel Wire 28 Mesh 0. Custom colors available. Locations offering this product: Russel Metals is one of the largest metals distribution and processing companies in North America. 70 - 79% 60 - 69% 50 - 59% 40 - 49% 30 - 39% 20 - 29% 10 - 19% 00 - 09% Show More; Show Less. What Are Perforated Metal Panels Used For? Perforated metal panels have many uses including: Roof coverings for patios or shade structures steel complying with ASTM A 653. Galvalume®, Aluminum, and Hot-Dipped Galvanized (HDG) steel. 2 – Use with caution to concentration, temperature and pressure. Sale. SRI: 26 • LRV: 7. 5 % (H2SO4) 98 % (H2SO4) 1. Many Valspar customers wonder if all 70% PVDF coatings offer equal resistance to weathering and substrate protection. 75mm) gels and 20 min/7%, 10% and 12. favorite_border. SDS; View Products on Sigmaaldrich. Seller: B AND B ( FFL) Gun #: 949910001. com 86--13225105678 HomeWe assume that: load_current = fuse_size/1. Gauge: 22. 90. 24 gauge Flurpon® 70% PVDF, 26 gauge painted Synergy™ 70% PVDF and Bare Galvalume® and G90. VWR International, a global laboratory supplier and distributor of chemicals, life science products, consumables, equipment, instruments, furniture, e-commerce and servicesThe cost of a new metal roof can range between $5,609 and $17,220, depending on the size of your home and the type of roof you choose. . 24 Gauge Panels (PVDF) $2. All colors shown are approximate to actual finish colors. net, Uplay and Indie games up to 70% off! Digital games, Instant delivery 24/7!The real risk-free rate (r*) is 2. Hussein A. The capability of Kynar 500® resins to deliver long-term durability is unparalleled in the. 6mm) Galvanized Welded Mesh Extra-Heavy 10g (3mm) Galvanized Welded Mesh Medium-weight 16g (1. ZincaIume®, Galvalume®) and Aluminum substrates. 24 gauge steel. The Panel Rib wall panels come standard in 26 gauge steel, with 24 gauge or 22 gauge options. Size(s):KYNAR (PVDF) Chemical Compatibility & Chemical Resistance Chart Explanation of Footnotes 1. 032, . 24, 22*, 20* ga. 000. It is a trade name for PVDF (polyvinylidene fluoride) resin. Choose. This Chemical Compatibility Chart is a shorthand tool for describing the suitability of miniature fluidic and pneumatic component materials for use in contact with various chemicals. This guide is just a sample of over 50,000 colors available to you. ABSeam Panel Specifications – 24 Gauge. In order to be called Kynar 500, a minimum of 70% in the resin portion had to be Kynar resin. 2″ Rib by using factory fabricated Elite Series, including the Z Box and Closure Angle shown. PVDF is a resin made up of about 70% polyvinylidene thermoplastic fluoropolymer and 30% acrylic. 23 pounds per square foot. 0. PVdF-HFP (88:12) (Kynar 2801, Alf Chem, Japan), poly (vinyl chloride) (Aldrich, USA) were used as received. In Oklahoma call (918) 641-0641. SMP Brick Red SMP CharcoalOil canning in the flat areas of panels is inherent of coil steel products and shall not be a cause for product refusal. above and keep the wire. 80% Lowers is an American-owned small business proudly operated by hunters, veterans, competition shooters and people who are passionate about the Second Amendment. The resin system determines the properties and performance of the paint. Quickview. Durapore ®. b. (Request color chart or chips). 032", . Lithium ion battery electrodes were manufactured using a new, completely dry powder painting process. Kynar Finish: 70% PVDF Fluropon Sherwin-Williams Kynar 500. 2 First narrow-gauge Japanese high-speed. 032 Aluminum, . 023,” and 26-gauge has a minimum of approximately 0. 063 aluminum • Stainless steel, zinc, and copper • Over 40 stock 70% PVDF paint colors (not standard on all gauges) • Custom colors and gauges available True curved radius and vaulted available on most products Accessories available - standard cinched and Steel Gauge Aluminum. The simple answer is no. 25”, Hydraulic Tensioning is recommended to achieve more uniform gasket stress. 66. Recommended for use in HPLC and protein recovery applications. PVDF-TrFE nanofiber scaffolds were prepared as described by our previous work [8]. Steel Gray - Rawhide STEEL GRAY. (1. 0 mil total dry film thickness (. 50% PVDF Baked EnamelThis long-lasting, durable, and sustainable metal panel also comes in several energy-efficient colors and paint systems. A product may be produced several thousandths of an inch, either over or under the stated thickness, and still be within "mill tolerance". PVDF liquid coatings still represent the majority of highperformance architectural finishing - products in the world. This can be done by multiplying the present value factor by the amount received at a future date. Cut to length availability. , Ltd. 016 min) Grade 80 • 28-gauge (. Protective coatings made using Solef. 5% NaCl @ 100°F / 38°C: 1/16" maximum undercutting :PVDF or 70% & 50% Kynar™ Coatings: PVDF coatings are the most weather resistant of all finishes. steel ASTM A 653 structural steel SS 50 (SS 37 for 48” width) with G90 coating or ASTM A 792 Structural Steel grade 50 (grade 37 for 48” width) with AZ50 coating. Corrosion protection of 316L stainless steel by (PVDF/HA. 032 to . Alcohol, especially Isopropyl alcohol, is a common surface sanitizing ingredient but it has varying levels of efficacy depending on its purity in a solution. new palettes that have never before been achieved in 70% PVDF coating systems. Commonly referred to as Kynar 500® or Hylar 5000®, PVDF resins are the best protective coatings available to stand up to extreme temperatures, sun exposure, oxygen, humidity, and even pollution particles in the atmosphere. ColorKlad is made of a PVDF coating containing 70% Kynar 500 resin over a high quality primer, permanently bonded to commercial quality, extra smooth grade 50 AZ50 Galvalume sheet or coil. kPa negative gauge. 040 Aluminum painted Fluropon® 70% PVDF and Mill Finish. All standard estimates are subject to a 24 hours turn around for preparation. ?UNA-CLAD PVDF Coated Galvanized Steel Architectural Sheet & Coil is AISI-G90 extra smooth, minimum spangle, tension leveled, hot-dipped galvanized steel that is primed and coated on one side with UNA-CLAD full strength Hylar 5000/Kynar 500 (contains a minimum of 70% Hylar/Kynar polyvinylidene fluoride (PVDF) resins) premium fluoropolymer coating system of 1. For exterior weather sheeting we offer two options: Colorcoat HPS200 Ultra on Galvalloy coated Tata steel from England, or American steel, coated in AZ-50 Galvalum or G-90 Galvanized and painted with Fluropon 70% PVDF from Sherwin-Williams. without the use of Fluorinated Surfactants. PVDF resin is the raw material used to manufacture a PVDF resin-based coating. We specialize in structural steel columns, beams, moment frames. Inflation is expected to be 7% per year for each of the next four years and 6% thereafter. Hussein A. 4 x 4 Ft. For actual job, Tubelite will supply Linetec color chips. In fact, the color stability of CERAM-A-STAR 1050 rivals that of 70% PVDF coatings, while offering excellent resistance to stain, scratch and abrasion. The degree of crystallinity of PVDF depends on the crystallization conditions and can reach 50–70%. 0239" Thk) CS 24 Ga (. As shown in Figure 1, PVDF to acrylic in a 70:30 ratio provides the ideal balance of coating weatherability, hardness, flexibility and clarity. Special Offerings: 22 gauge metallic coated steel and 16 oz. 2 x 4 Ft. Milano Series MW-30 Heavy Intermediate; Venetian Series MW-20 Light Intermediate; Integra Series MW-40 Heavy Intermediate; Victoria Series MW-50 Standard IntermediateElectrical cables are typically categorized by an AWG (American Wire Gauge) size. 3) Finish: Exterior skin to have two coats of paint, one primer coat and one finish coat. com ChemicalCompatibilityTable For All Non-Metals For Metals R=Resistant E<2milsPenetration/YearSTEEL GRAY. Today, Kynar 500® PVDF resin-based metal coatings provide billions of square feet of protection against weathering, aging and pollution on commercial, industrial, institutional and residential buildings around the globe. SRI: 26 • LRV: 7. Now available in Aluminum (click here to learn more) Application: Roofing & Siding. 050 GAUGE:. Low Gloss Corten Steel. Special Offerings: 18 and 20 gauge metallic. Specialty Colors — UC43350T. Frames and blades shall be joined by welding and/or riveting, and frame will be. Chief reserves the right to change designs, prices and specifications at any time without notice. Fluropon delivers maximum color and gloss retention so your vision stays as true as the day you imagined it. 70% PVDF 50% PVDF Ultra-Durable Polyester Acrylic Polyester Coating Layers Two coats Two coats Three or four coats Two coats One or. (PVDF) is a resin comprised of about 70% PVDF and 30% acrylic. Details. Cashback 1%. Rib Height: 1-1/2”. 2 mil primer. 60: 1. 8 mil top. 50 to $3. Galvalume is an aluminum-zinc alloy coated cold-rolled steel ideally suited for metal roofing and metal wall panel applications. Colors shown are for preliminary selection only. $18. 0. 30. E. PVDF resin is the raw material used by licensed formulators to manufacture PVDF based coatings. (1. Liquid 70% PVDF, 2 coat+ paint sytems are based on PVDF resins. This channel is co. This does NOT apply to Cut To Size items. C and then more quickly to about 5% at 60 deg. Available materials include PAC-CLAD PAC-CLAD is a versatile and durable coating of 70% prefinished 24 and 22 gauge steel; . Fluoropolymer (70% PVDF + 30% Acrylic) Application. Valspar’s 70% PVDF coatings result in both an excellent appearance and outstanding protection. At a load of 260,000 lb, the height has been reduced to 1. 1. Most ductwork manufactured with galvanized metal is hot-dip galvanized, a process of coating steel with a thin zinc layer. 24 gauge and aluminum substrate options available in limited quantities. 24 Gauge Rogers Steel currently stocks 24 gauge Galvalume® for painting for metal roofing, siding, and canopy applications. A value of 0 indicates that the material absorbs all solar energy and a value of 1. steel & . Shandong Chasing Light Metal Co. Bone White Texture - UC43350T. Fluropon coatings are 70% PVDF liquid metal coating systems for metal building products that meet or exceed AAMA 2065 standards. 24 C O P P ER METALLIC E: 0. 15 0. 050 aluminum. 0 µm MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents. The system consists of Fluropon® top coat applied over a polyester primer. At 80% Lowers, we provide the tools to give you the greatest access to the Constitution's most important right: The inalienable right to keep and bear. Coverage: 36". 0 mil Duranar powder topcoat, 3. 26 & 24 Ga. ICD-10-CM Code:_____ and more. Application: Roofing & Siding. A versatile cellulose-based hydrophilic membrane that is resistant to a very large range of solvents, including aqueous solutions and organic solvents. 7 kg/m 3). SVLP04700. PVDF coating: more than 25micron: PE coating : more than 18 micron:. While this color provides warmth and an appealing visual effect for certain designs, rust represents the degradation of the metal. 17-12-2. Roll; 48"x100' Other Sizes; 6" x 6" Sample; 3/4" Mesh T304 Stainless Steel 20 Gauge (. Email . Optional copolymer PVDF-TrFE 70/30 (70 mol% vinylidene fluoride monomer; 30 mol% trifluoroethylene; Solvay). Galvalume/Galvanized (24 Gauge) $2. 63 0. High strength material to perform as designed. PVDF finish with 70% Kynar 500 or Hylar 5000 standard. 24" Tall 12 Gauge Galvanized Welded Steel with 3" mounting flange DAMPER 26"x26" SD60 UL 555S Leakage Class 1 Classified. Choose from solid and metallic colors or add organic. 9 kN, the natural frequency was 766 Hz, and the sensitivity was 31. Maximum Usage Temperatures for KYNAR (PVDF) *NR Indicated KYNAR is not recommended for use *Temperatures listed do not take into account vacuum, mixtures, and close tolerances. 50+ years of proven performance;. Satisfactory to 72°F (22°C) 2. Pearledize 50 (50% PVDF): Meets the AAMA 2604 specification. PVDF on coated steel conforms to ASTM A 755. For example, if a panel has a . Panels shall be manufactured from 24 gauge or 22 gauge, 50,000 PSI. 70% PVDF finish. Application: Siding. Substrate: ZINCALUME® or TruZinc. 018”. Paint System: Dura Tech TM 5000P (PVDF) Gauge: 26, 24 & 22. 2 mil primer with a . Hardened Super-Corrosion-Resistant 316Stainless Steel Threaded Rods—Grade B8M. 302 and 304 stainless steels – 1. 30- $2. 0225min - . 040 Aluminum NOA: 21-0506. Coil and Flat Sheet Metal Fabrication – In addition to offering the industry’s widest selection of 70% PVDF (Kynar) finishes in steel and aluminum, Petersen also provides mill finish sheet and coil in a variety of gauges and widths. Substrate: ZINCALUME® or TruZinc. A wash coat is applied to the reverse 70% PVDF finish. 016 min) Grade 40 • 24 industry standard colors ready to ship • Full product line of Post Frame accessories including screws, closures, and much more • Bare Galvalume and Bare Galvanized • 24 gauge, 26 gauge Painted Fluropon® 70% PVDFArkema Inc. 6. com - All your favourite games for Steam, Origin, Battle. In a 70%. steel ASTM A 653 structural steel SS 50 (SS 37 for 48” width) with G90 coating or ASTM A 792 Structural Steel grade 50 (grade 37 for 48” width) with AZ50 coating. 063" aluminum; Sentriclad's clean metal lines accent architectural detail from contemporary to classic to. They come in a wide range of colours with warranties against colour fading, chalking, peeling. 3 mil total. 26 & 24 Ga. There are more than two dozen color choices alongside elegant bare metals. 8 mil top. Harga (Pengambilan Di Gudang) SEVEN ACP PVDF 4. PVDF Standard Colors; Panel Coverage: 12″ or 16″ Tensile Strength: 50,000 psi min (for UL) Substrate Thickness. nominal wall thickness. Wieland-Wrisco Industries Inc. 4401, 316) – This grade offers a significant advantage over 304 at low concentrations, up to 22% at room temperature only gradually falling with temperature up to 40 deg. Cool metal roofing coated with a coating made with Kynar 500 ® PVDF resin is one way to limit the urban heat island. 34 delivery Nov 6 - 7 . Increasing temperature quickly makes the steel useless. M. Our Bone White color choice is a pre-painted Aluminum finish with 70% PVDF and offers excellent long life durability and works great with sheet metal forming and fabrication. Benefits. Made from 10 gauge or 3/16” thick 316L stainless less;. Plate. The high and low molecular weight proteins are efficiently transferred to nitrocellulose membrane with the use of normal transfer buffer that was heated to 70–75 °C. The company offers some of the best finish warranties on the market. com. T-Butylamine Aqueous Solution or Solid 70 20 1-Butylene 285 140 Butylphenol 225 110 Butylaldehyde 150 65 Butyric Acid 225 110Scarborough. $25. 70%: Water Flow RateIf you can’t find the mesh you’re looking for here — we weave wire cloth, so many other specs can be woven per request! – or want the weight of wire screen woven from another metal, please try our wire cloth calculators. 10: 0. The capability of Kynar 500® resins to deliver long-term durability is unparalleled in the. 016" thick steel panels and accessories. Gauge: 26, 24, 22, & 20. EXTERIOR GAUGE 26, 24 EXTERIOR FINISH 1. Electrical properties. Metal roofing painted with a coating made with Kynar 500 ® PVDF can achieve solar reflectance of over 70%. Panels shall have an interlocking seam 3” deep spaced at 24” on center, with minor ribs between major ribs. 26 Gauge 24 Gauge Galvalume WeatherXL ™ (SMP) Fluropon (70% PVDF) Galvalume WeatherXL ™ (SMP) Fluropon (70% PVDF) 1. 1000+ Listings Found. for stock decorative panel sizes 24" x 48" and 24" x 60" and custom cut decorative panels (excludes samples). Containing 70% polyvinylidene fluoride (PVDF) with Kynar 500® resins— the industry’s gold standard — and a proprietary acrylic from Sherwin-Williams®, metal panel roofing and. Torr (mm Hg) negative gauge. Standard coating thickness on the exterior is 1 mil including 0. 032, 0. You want to specify a 70% PVDF coating system that meets AAMA 2605 specs (for aluminum substrate) or AAMA 621 (for steel substrate). SRI: 26 • LRV: 7. 035") Wire Dia Hex Mesh . Commonly known as 12 Gauge Standard or Deep Slotted Channel, it is the global standard for strut metal framing. A - Thickness: 24 Gauge. PVDF Coated Galvalume Steel and Aluminum Architectural Flat Sheet & Coil Typical Properties and Characteristics Property Value Color Visit for a full listing of available colors. 0230 min) weather sheets and 26 gauge (. Sizes: Rigid Wall II panels have an 8”, 12”, or 16” wide Exterior Gauge: 26 24 22. 2 Product: PPG Duranar, Duranar Sunstorm Dry Film Thickness, ASTM D 7091: 0. Custom Metal Options, 22 gauge, Grade D steel, Pre-painted Aluminum; Available Colors. 125 gauge mill finish aluminum; and is applied to Galvalume steel or prime quality aluminum. 040", . 6 C. At A Glance: Our Top 5 Picks for Hygrometers in 2023. 70%: Water Flow RateLouver construction – Standard louver frames are a minimum 20 gauge steel with louver blades of a minimum 24 gauge steel. Reversed Box Rib offers a unique, yet flexible design when combined with other building materials. Maximum Panel Length. An ES device consisting of an injection spinneret was powered by a syringe pump (KDS 101 Series, KD scientific, USA), which was connected to a Teflon tube attached to a stainless steel. com. 55% Al-Zn alloy coated steel with acrylic coating, subject to minimum quantities and lead time. 4 ≧25 24 4. 0 mil color coat, 1. , Al-Kawaz A. fluoropolymer-based coating can. Quick Snap 16© panel is coated with a silicone-modified polyester system (CERAM-A-STAR© 1050). Fluropon delivers maximum color and gloss retention so your vision stays as true as the day you imagined it. 60: 0. Definition of a Membrane;- No Data Aluminum Carbon Steel Cast/Ductile Iron 304 Stainless Steel 316 Stainless Steel Acetal Buna CSM (Hypalon) EPR, EPDM Fluorocarbon Fluoroelastomer (FKM) Geolast (Buna &. 22 Gauge Panels (PVDF). 84 pounds per cubic foot (8,038. SRI values in accordance with ASTM E1980 and are based on independent testing. Its inherent mechanical properties meet or exceed those of commonly accepted 70% PVDF finishes, yet are available without the high cost of application and the negative environmental impact. 55% Al-Zn alloy coated steel with acrylic coating.