{"id":960,"date":"2026-02-12T08:33:33","date_gmt":"2026-02-12T08:33:33","guid":{"rendered":"https:\/\/baowu-steel.com\/?p=960"},"modified":"2026-03-19T07:49:17","modified_gmt":"2026-03-19T07:49:17","slug":"ppgl-steel-coil-production-line-and-coating-technology","status":"publish","type":"post","link":"https:\/\/baowu-steel.com\/ppgl-steel-coil-production-line-and-coating-technology\/","title":{"rendered":"PPGL Steel Coil Production Line and Coating Technology"},"content":{"rendered":"<h2>Engineering Performance Through Advanced Coating Technology<\/h2>\n<p class=\"ds-markdown-paragraph\">PPGL (Pre-Painted Galvalume Steel) represents the pinnacle of coated steel technology\u2014combining the superior corrosion resistance of aluminum-zinc alloy coated steel with the aesthetic versatility and protective power of advanced paint systems. At Baowu Steel, our PPGL production lines integrate precision engineering, chemical expertise, and automated process control to deliver color coated coils that perform consistently in the world&#8217;s most demanding environments.<\/p>\n<p class=\"ds-markdown-paragraph\">This technical guide takes you inside our PPGL manufacturing process, revealing the coating technologies, quality control points, and engineering decisions that define high-performance pre-painted Galvalume steel.<\/p>\n<hr \/>\n<h2>What Makes PPGL Different from Standard PPGI?<\/h2>\n<p class=\"ds-markdown-paragraph\">Before examining the production line, it is essential to understand what distinguishes PPGL from conventional PPGI (Pre-Painted Galvanized Iron).<\/p>\n<div class=\"ds-scroll-area _1210dd7 c03cafe9\">\n<div class=\"ds-scroll-area__gutters\">\n<div class=\"ds-scroll-area__horizontal-gutter\"><\/div>\n<div class=\"ds-scroll-area__vertical-gutter\"><\/div>\n<\/div>\n<table>\n<thead>\n<tr>\n<th>Feature<\/th>\n<th>PPGL (Pre-Painted Galvalume)<\/th>\n<th>PPGI (Pre-Painted Galvanized)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Substrate Coating<\/strong><\/td>\n<td>Aluminum-zinc alloy (55% Al, 43.4% Zn, 1.6% Si)<\/td>\n<td>Pure zinc<\/td>\n<\/tr>\n<tr>\n<td><strong>Corrosion Resistance<\/strong><\/td>\n<td>2-4 times higher than galvanized<\/td>\n<td>Standard<\/td>\n<\/tr>\n<tr>\n<td><strong>Heat Reflectivity<\/strong><\/td>\n<td>Excellent, suitable for roofing in hot climates<\/td>\n<td>Moderate<\/td>\n<\/tr>\n<tr>\n<td><strong>Cut-Edge Protection<\/strong><\/td>\n<td>Sacrificial protection, slower corrosion rate<\/td>\n<td>Good sacrificial protection<\/td>\n<\/tr>\n<tr>\n<td><strong>Typical Applications<\/strong><\/td>\n<td>Coastal buildings, high-humidity environments, premium roofing<\/td>\n<td>General construction, appliances, ducting<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p class=\"ds-markdown-paragraph\">PPGL requires specialized production parameters and coating formulations to achieve optimal adhesion and performance on the aluminum-rich substrate. Our production line is specifically engineered to address these requirements.<\/p>\n<p class=\"ds-markdown-paragraph\"><strong>Explore our complete\u00a0<a href=\"https:\/\/baowu-steel.com\/product\/pre-painted-galvanized-galvalume-steel-coil\/\" target=\"_blank\" rel=\"noopener noreferrer\">PPGL Steel Coil specifications<\/a>.<\/strong><\/p>\n<hr \/>\n<h2>The PPGL Production Line: A Stage-by-Stage Technical Breakdown<\/h2>\n<h3>Stage 1: Premium Substrate Preparation<\/h3>\n<p class=\"ds-markdown-paragraph\">The foundation of quality PPGL begins with the Galvalume (GL) substrate. We source continuously hot-dip Al-Zn coated <a href=\"https:\/\/baowu-steel.com\/steel-coil-importing-problems-avoid\/\"  data-wpil-monitor-id=\"7\">steel coils<\/a> with precise coating weights (typically AZ100, AZ150, or AZ180). Before entering the coating line, each coil undergoes:<\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Uncoiling &amp; Accumulation:<\/strong>\u00a0Continuous operation ensured by dual-mandrel uncoilers and vertical accumulators.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Alkaline Cleaning:<\/strong>\u00a0High-pressure spray with heated alkaline solution to remove rolling oils and surface contaminants.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Mechanical Brushing:<\/strong>\u00a0Rotary brushes physically scrub the surface for micro-cleanliness.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Twin-Rinse Stages:<\/strong>\u00a0Cascade rinsing with deionized water to eliminate chemical residues.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Hot Air Drying:<\/strong>\u00a0Complete moisture removal before chemical treatment.<\/p>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\"><strong>Critical Control Point:<\/strong>\u00a0Surface tension testing confirms the substrate is chemically active and ready for coating adhesion.<\/p>\n<h3>Stage 2: Chemical Pretreatment \u2013 The Adhesion Bridge<\/h3>\n<p class=\"ds-markdown-paragraph\">PPGL substrates require specialized chemical conversion treatments due to the aluminum content. Standard zinc-phosphate systems used for galvanized steel perform poorly on aluminum-rich surfaces. Our line employs:<\/p>\n<p class=\"ds-markdown-paragraph\"><strong>Advanced Chrome-Free Pretreatment (Preferred):<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">Zirconium-titanium based conversion coating<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">Forms a nano-ceramic layer on the Al-Zn surface<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">Exceptional paint adhesion and corrosion resistance<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">Environmentally compliant (RoHS, REACH)<\/p>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\"><strong>Alternative Chromate Pretreatment (Available on Request):<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">Yellow or colorless chromate conversion<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">Proven long-term performance<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">Self-healing properties on scratches<\/p>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\">The chemical treatment stage is followed by cooling and drying, creating an ideal reactive surface for primer application.<\/p>\n<h3>Stage 3: Primer Coating Application<\/h3>\n<p class=\"ds-markdown-paragraph\">The primer layer serves three critical functions:<\/p>\n<ol start=\"1\">\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Adhesion promotion<\/strong>\u00a0between the metallic substrate and topcoat<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Corrosion inhibition<\/strong>\u00a0through specialized anti-corrosive pigments<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Inter-coat compatibility<\/strong>\u00a0ensuring the entire paint system performs as one<\/p>\n<\/li>\n<\/ol>\n<p class=\"ds-markdown-paragraph\">Our PPGL primer formulations are specifically modified for aluminum-zinc surfaces. We utilize:<\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Epoxy-based primers:<\/strong>\u00a0Superior adhesion and chemical resistance<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Polyester primers:<\/strong>\u00a0Excellent flexibility and inter-coat adhesion<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Anti-corrosive pigments:<\/strong>\u00a0Chrome-free inhibitive pigments (strontium aluminum polyphosphate, etc.)<\/p>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\"><strong>Application Method:<\/strong>\u00a0Two-roll reverse roller coater with precision gap control. Dry film thickness: 5-8 \u03bcm.<\/p>\n<h3>Stage 4: Precision Topcoat Technology<\/h3>\n<p class=\"ds-markdown-paragraph\">The topcoat determines the coil&#8217;s appearance, weather resistance, and long-term durability. Our coating line is equipped with computer-controlled reverse roller coaters capable of applying various high-performance paint systems.<\/p>\n<p class=\"ds-markdown-paragraph\"><strong>Available Paint Systems for PPGL:<\/strong><\/p>\n<div class=\"ds-scroll-area _1210dd7 c03cafe9\">\n<div class=\"ds-scroll-area__gutters\">\n<div class=\"ds-scroll-area__horizontal-gutter\"><\/div>\n<div class=\"ds-scroll-area__vertical-gutter\"><\/div>\n<\/div>\n<table>\n<thead>\n<tr>\n<th>Paint System<\/th>\n<th>Key Properties<\/th>\n<th>Typical Applications<\/th>\n<th>Service Life*<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Polyester (PE)<\/strong><\/td>\n<td>Good formability, economical, wide color range<\/td>\n<td>General roofing, wall cladding, light industrial<\/td>\n<td>5-10 years<\/td>\n<\/tr>\n<tr>\n<td><strong>Silicon Modified Polyester (SMP)<\/strong><\/td>\n<td>Improved chalk resistance, hardness, color retention<\/td>\n<td>Commercial buildings, moderate environments<\/td>\n<td>10-15 years<\/td>\n<\/tr>\n<tr>\n<td><strong>High Durability Polyester (HDP)<\/strong><\/td>\n<td>Superior UV resistance, flexibility, chemical resistance<\/td>\n<td>Premium architectural, coastal, industrial<\/td>\n<td>15-20 years<\/td>\n<\/tr>\n<tr>\n<td><strong>PVDF (70% PVDF)<\/strong><\/td>\n<td>Exceptional color retention, chalk resistance, chemical resistance<\/td>\n<td>Iconic architecture, extreme environments, coastal<\/td>\n<td>20-30 years<\/td>\n<\/tr>\n<tr>\n<td><strong>Specialty Coatings<\/strong><\/td>\n<td>Anti-microbial, anti-fingerprint, self-cleaning, cool roof<\/td>\n<td>Hospitals, food processing, electronics, tropical climates<\/td>\n<td>Application specific<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p class=\"ds-markdown-paragraph\">*Service life estimates vary based on environment, maintenance, and color selection.<\/p>\n<p class=\"ds-markdown-paragraph\"><strong>Coating Parameters:<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Topcoat thickness:<\/strong>\u00a020-35 \u03bcm (standard), up to 45 \u03bcm for heavy-duty applications<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Backcoat thickness:<\/strong>\u00a05-15 \u03bcm (polyester or epoxy)<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Application precision:<\/strong>\u00a0\u00b11.5 \u03bcm tolerance<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Color matching:<\/strong>\u00a0Spectrophotometer verified, \u0394E &lt; 0.5<\/p>\n<\/li>\n<\/ul>\n<h3>Stage 5: Curing \u2013 The Chemical Cross-Linking Zone<\/h3>\n<p class=\"ds-markdown-paragraph\">After coating application, the wet paint film must be transformed into a durable, cross-linked solid. Our multi-zone curing ovens are engineered for precise thermal profiling:<\/p>\n<p class=\"ds-markdown-paragraph\"><strong>Three-Stage Curing Process:<\/strong><\/p>\n<ol start=\"1\">\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Pre-heat zone:<\/strong>\u00a0Gradual temperature ramp to prevent solvent blistering<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Peak metal temperature (PMT) zone:<\/strong>\u00a0Precise temperature hold (typically 216-232\u00b0C for polyester, 232-249\u00b0C for PVDF) to activate cross-linking<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Cooling zone:<\/strong>\u00a0Controlled reduction to ambient temperature<\/p>\n<\/li>\n<\/ol>\n<p class=\"ds-markdown-paragraph\"><strong>Critical Control Point:<\/strong>\u00a0Continuous PMT monitoring ensures complete cure without over-baking, which can embrittle the coating.<\/p>\n<h3>Stage 6: Quenching, Inspection &amp; Post-Treatment<\/h3>\n<p class=\"ds-markdown-paragraph\">Following curing, the coated strip passes through:<\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Air\/Water Quenching:<\/strong>\u00a0Rapid cooling to handling temperature<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Surface Inspection Station:<\/strong>\u00a0High-resolution cameras detect surface defects, pinholes, or contamination<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Online Thickness Gauging:<\/strong>\u00a0Continuous measurement of total dry film thickness<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Optional Post-Treatments:<\/strong>\u00a0Lamination of protective film, waxing, or oiling based on customer requirements<\/p>\n<\/li>\n<\/ul>\n<h3>Stage 7: Precision Rewinding &amp; Protective Packaging<\/h3>\n<p class=\"ds-markdown-paragraph\">Approved coils are rewound under controlled tension to prevent telescoping or edge damage. Our packaging protocol for PPGL includes:<\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">VCI anti-rust paper inner wrap<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">Waterproof polyethylene outer wrapping<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">Steel edge protectors and circumferential strapping<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">Export-grade wooden pallets for sea freight<\/p>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\"><strong>View our\u00a0<a href=\"https:\/\/baowu-steel.com\/product\/pre-painted-galvanized-galvalume-steel-coil\/\" target=\"_blank\" rel=\"noopener noreferrer\">PPGL coil packaging standards and available specifications<\/a>.<\/strong><\/p>\n<hr \/>\n<h2>Advanced Coating Technologies for Enhanced Performance<\/h2>\n<h3>Cool Roof Coating Technology<\/h3>\n<p class=\"ds-markdown-paragraph\">Reflects solar radiation, reducing building cooling costs. Our cool roof PPGL achieves solar reflectance &gt;70% and thermal emittance &gt;80%, compliant with ENERGY STAR and LEED requirements.<\/p>\n<h3>Anti-Microbial Coatings<\/h3>\n<p class=\"ds-markdown-paragraph\">Incorporates silver-ion or other biocide technology. Ideal for medical facilities, food processing plants, and HVAC applications where hygiene is critical.<\/p>\n<h3>Anti-Fingerprint &amp; Easy-Clean<\/h3>\n<p class=\"ds-markdown-paragraph\">Hydrophobic and oleophobic surface treatments resist fingerprints and facilitate cleaning. Increasingly specified for visible interior applications.<\/p>\n<h3>Embossed &amp; Textured Finishes<\/h3>\n<p class=\"ds-markdown-paragraph\">Decorative surface textures (leather, wood grain, linen) created via embossing rollers before curing. Adds aesthetic value and hides minor surface imperfections.<\/p>\n<hr \/>\n<h2>Quality Assurance: Beyond the Production Line<\/h2>\n<p class=\"ds-markdown-paragraph\">Our PPGL production is governed by a comprehensive quality management system:<\/p>\n<p class=\"ds-markdown-paragraph\"><strong>ISO 9001:2015 Certified Process Control<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">IQC: Substrate certification, paint batch validation<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">IPQC: Online thickness, temperature, and appearance monitoring<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">FQC: Full mechanical and performance testing<\/p>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\"><strong>Laboratory Performance Validation<\/strong><\/p>\n<div class=\"ds-scroll-area _1210dd7 c03cafe9\">\n<div class=\"ds-scroll-area__gutters\">\n<div class=\"ds-scroll-area__horizontal-gutter\"><\/div>\n<div class=\"ds-scroll-area__vertical-gutter\"><\/div>\n<\/div>\n<table>\n<thead>\n<tr>\n<th>Test<\/th>\n<th>Standard<\/th>\n<th>Acceptance Criteria<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Salt Spray Resistance<\/strong><\/td>\n<td>ASTM B117<\/td>\n<td>500-2000+ hours (system dependent)<\/td>\n<\/tr>\n<tr>\n<td><strong>Humidity Resistance<\/strong><\/td>\n<td>ASTM D2247<\/td>\n<td>No blistering at 1000 hours<\/td>\n<\/tr>\n<tr>\n<td><strong>QUV Weathering<\/strong><\/td>\n<td>ASTM G154<\/td>\n<td>\u0394E &lt; 5 after 2000 hours (color dependent)<\/td>\n<\/tr>\n<tr>\n<td><strong>T-Bend Adhesion<\/strong><\/td>\n<td>ASTM D4145<\/td>\n<td>0T-4T (grade dependent)<\/td>\n<\/tr>\n<tr>\n<td><strong>Pencil Hardness<\/strong><\/td>\n<td>ASTM D3363<\/td>\n<td>F &#8211; 3H<\/td>\n<\/tr>\n<tr>\n<td><strong>Impact Resistance<\/strong><\/td>\n<td>ASTM D2794<\/td>\n<td>No cracking at 9J<\/td>\n<\/tr>\n<tr>\n<td><strong>MEK Rubs<\/strong><\/td>\n<td>NCCA II-19<\/td>\n<td>&gt;100 double rubs<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<hr \/>\n<h2>Why Baowu Steel for PPGL?<\/h2>\n<ol start=\"1\">\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Line Design Expertise:<\/strong>\u00a0Our PPGL coating lines are configured specifically for aluminum-zinc substrates, not retrofitted galvanizing lines.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Paint Partner Qualification:<\/strong>\u00a0We work exclusively with approved global paint suppliers (AkzoNobel, PPG, Beckers) whose PPGL-specific formulations are validated on our equipment.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Process Traceability:<\/strong>\u00a0Every coil&#8217;s production parameters\u2014pretreatment chemistry, coating weights, oven temperatures\u2014are recorded and available for quality review.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Customization Capability:<\/strong>\u00a0From specialized primers for extreme adhesion to custom colors and finishes, we engineer PPGL to project specifications.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Global Certification:<\/strong>\u00a0Our PPGL meets or exceeds ASTM A755, EN 10169, JIS G 3322, and AS\/NZS 2728 standards.<\/p>\n<\/li>\n<\/ol>\n<hr \/>\n<h2>Selecting the Right PPGL for Your Project<\/h2>\n<p class=\"ds-markdown-paragraph\"><strong>For Coastal &amp; High-Humidity Environments:<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">Recommended: AZ150 substrate minimum + HDP or PVDF topcoat<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">Enhanced edge protection and corrosion resistance<\/p>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\"><strong>For Architectural &amp; Visible Applications:<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">Recommended: Premium PVDF with custom color matching<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">Superior color retention and chalk resistance<\/p>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\"><strong>For General Industrial &amp; Commercial:<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">Recommended: AZ100-AZ150 substrate + SMP or HDP<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">Balanced performance and value<\/p>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\"><strong>For Specialized Hygiene Requirements:<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">Recommended: Anti-microbial topcoat with fully sealed edges<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">Meets food safety and healthcare standards<\/p>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\"><strong>Need technical assistance selecting the optimal PPGL specification?<\/strong>\u00a0Our engineering team provides complimentary material selection support.<\/p>\n<p class=\"ds-markdown-paragraph\"><strong>Explore our complete\u00a0<a href=\"https:\/\/baowu-steel.com\/product\/pre-painted-galvanized-galvalume-steel-coil\/\" target=\"_blank\" rel=\"noopener noreferrer\">PPGL product range and request technical datasheets<\/a>.<\/strong><\/p>\n<hr \/>\n<h2>Conclusion: Precision Engineering, Proven Performance<\/h2>\n<p class=\"ds-markdown-paragraph\">PPGL steel coil production is a sophisticated interplay of metallurgy, chemistry, and precision engineering. At Baowu Steel, our investment in advanced coating technology, process control systems, and quality validation protocols ensures that every meter of PPGL leaving our facility meets the demanding requirements of modern construction and manufacturing.<\/p>\n<p class=\"ds-markdown-paragraph\">Whether you require standard architectural grades or specialized high-performance coatings for extreme environments, our production line is engineered to deliver consistency, durability, and aesthetic excellence.<\/p>\n<p class=\"ds-markdown-paragraph\"><strong>Request a quotation, sample, or technical consultation:<\/strong><br \/>\n<strong>\u00a0<a href=\"https:\/\/baowu-steel.com\/contact\/\" target=\"_blank\" rel=\"noopener noreferrer\">Contact Baowu Steel Today<\/a><\/strong>\u00a0to discuss your PPGL requirements with our coated steel specialists.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Engineering Performance Through Advanced Coating Technology PPGL (Pre-Painted Galvalume Steel) represents the pinnacle of coated steel technology\u2014combining the superior corrosion [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":961,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[41],"tags":[],"class_list":["post-960","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-baowu"],"acf":[],"_links":{"self":[{"href":"https:\/\/baowu-steel.com\/wp-json\/wp\/v2\/posts\/960","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/baowu-steel.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/baowu-steel.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/baowu-steel.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/baowu-steel.com\/wp-json\/wp\/v2\/comments?post=960"}],"version-history":[{"count":2,"href":"https:\/\/baowu-steel.com\/wp-json\/wp\/v2\/posts\/960\/revisions"}],"predecessor-version":[{"id":1017,"href":"https:\/\/baowu-steel.com\/wp-json\/wp\/v2\/posts\/960\/revisions\/1017"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/baowu-steel.com\/wp-json\/wp\/v2\/media\/961"}],"wp:attachment":[{"href":"https:\/\/baowu-steel.com\/wp-json\/wp\/v2\/media?parent=960"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/baowu-steel.com\/wp-json\/wp\/v2\/categories?post=960"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/baowu-steel.com\/wp-json\/wp\/v2\/tags?post=960"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}