{"id":8583,"date":"2025-04-14T15:21:37","date_gmt":"2025-04-14T15:21:37","guid":{"rendered":"https:\/\/premiumalu.com\/?post_type=product&#038;p=8583"},"modified":"2026-07-08T15:01:17","modified_gmt":"2026-07-08T15:01:17","slug":"8079-%e9%93%9d%e5%90%88%e9%87%91","status":"publish","type":"product","link":"https:\/\/premiumalu.com\/zh\/%e4%ba%a7%e5%93%81\/8079-%e9%93%9d%e5%90%88%e9%87%91\/","title":{"rendered":"8079 \u94dd\u5408\u91d1"},"content":{"rendered":"<h2>What Is 8079 Aluminum Alloy?<\/h2>\n<p>8079 is an Al&ndash;Fe&ndash;Si foil alloy whose fine, iron-rich constituent particles deliver high strength and pinhole resistance at very low thickness. Its extremely low gas and moisture permeability makes it ideal for laminated and printed flexible packaging. Note: 8079 is a foil\/packaging alloy and is <em>not<\/em> a lithium-bearing grade &mdash; some sources mistakenly list it with Al&ndash;Li chemistry.<\/p>\n<h2>Available 8079 Aluminum Products<\/h2>\n<p>Typical production ranges are listed below; custom dimensions are available on request.<\/p>\n<table>\n<thead>\n<tr>\n<th>\u5f62\u5f0f<\/th>\n<th>\u813e\u6c14<\/th>\n<th>Dimension<\/th>\n<th>Range<\/th>\n<th>Note<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Foil &amp; Coil<\/td>\n<td>O\u3001H14\u3001H18<\/td>\n<td>\u539a\u5ea6<\/td>\n<td>0.006 &ndash; 0.2 mm<\/td>\n<td>Flexible packaging<\/td>\n<\/tr>\n<tr>\n<td>\u7247\u6750<\/td>\n<td>O\u3001H14\u3001H18<\/td>\n<td>\u539a\u5ea6<\/td>\n<td>0.2 &ndash; 3 mm<\/td>\n<td>Laminate base<\/td>\n<\/tr>\n<tr>\n<td>\u5706\u68d2<\/td>\n<td>O\u3001H14\u3001H18<\/td>\n<td>\u76f4\u5f84<\/td>\n<td>6 &ndash; 150 mm<\/td>\n<td>Cut to length<\/td>\n<\/tr>\n<tr>\n<td>\u7ba1\u6750<\/td>\n<td>O\u3001H14\u3001H18<\/td>\n<td>\u5916\u5f84<\/td>\n<td>10 &ndash; 150 mm<\/td>\n<td>Wall 1 &ndash; 15 mm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>8079 Specifications &amp; Equivalent Designations<\/h2>\n<ul>\n<li><strong>AA \/ EN AW:<\/strong> 8079<\/li>\n<li><strong>UNS:<\/strong> A98079<\/li>\n<li><strong>Designation:<\/strong> AlFeSi<\/li>\n<li><strong>\u5e38\u89c1\u813e\u6c14\uff1a<\/strong> O\u3001H14\u3001H18<\/li>\n<\/ul>\n<h2>Chemical Composition of 8079 Aluminum<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u8981\u7d20<\/th>\n<th>\u6784\u6210\uff08%\uff09<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u7845 (Si)<\/td>\n<td>0.05 &ndash; 0.30<\/td>\n<\/tr>\n<tr>\n<td>\u94c1\uff08Fe\uff09<\/td>\n<td>0.70 &ndash; 1.30<\/td>\n<\/tr>\n<tr>\n<td>\u94dc (Cu)<\/td>\n<td>0.05 \u6700\u5927\u503c<\/td>\n<\/tr>\n<tr>\n<td>\u9530 (Mn)<\/td>\n<td>0.05 \u6700\u5927\u503c<\/td>\n<\/tr>\n<tr>\n<td>\u9541\uff08Mg\uff09<\/td>\n<td>0.05 \u6700\u5927\u503c<\/td>\n<\/tr>\n<tr>\n<td>\u950c (Zn)<\/td>\n<td>\u6700\u5927 0.10<\/td>\n<\/tr>\n<tr>\n<td>\u949b (Ti)<\/td>\n<td>0.05 \u6700\u5927\u503c<\/td>\n<\/tr>\n<tr>\n<td>\u5176\u4ed6\uff08\u6bcf\u9879\uff09<\/td>\n<td>0.05 \u6700\u5927\u503c<\/td>\n<\/tr>\n<tr>\n<td>\u5176\u4ed6\uff08\u5171\u8ba1\uff09<\/td>\n<td>0.15 \u6700\u5927\u503c<\/td>\n<\/tr>\n<tr>\n<td>\u94dd (Al)<\/td>\n<td>\u5269\u4f59<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u4e0d\u540c\u56de\u706b\u72b6\u6001\u4e0b\u7684\u529b\u5b66\u6027\u80fd<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u813e\u6c14<\/th>\n<th>\u62c9\u4f38\u5f3a\u5ea6\uff08\u5146\u5e15\uff09<\/th>\n<th>\u5c48\u670d\u5f3a\u5ea6\uff08\u5146\u5e15\uff09<\/th>\n<th>\u4f38\u957f\u7387 (%)<\/th>\n<th>Note<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>O<\/td>\n<td>100 &ndash; 140<\/td>\n<td>40 &ndash; 90<\/td>\n<td>15 &ndash; 25<\/td>\n<td>Soft foil, max drawability<\/td>\n<\/tr>\n<tr>\n<td>H14<\/td>\n<td>140 \u2013 180<\/td>\n<td>120 &ndash; 160<\/td>\n<td>4 &ndash; 10<\/td>\n<td>Half-hard<\/td>\n<\/tr>\n<tr>\n<td>H18<\/td>\n<td>170 &ndash; 210<\/td>\n<td>150 &ndash; 190<\/td>\n<td>2 &ndash; 5<\/td>\n<td>Full-hard foil<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u786c\u5ea6\u9009\u62e9\u6307\u5357<\/h2>\n<ul>\n<li><strong>O<\/strong> &ndash; soft foil for laminating and drawing.<\/li>\n<li><strong>H14<\/strong> &ndash; half-hard; stiffer converted foil.<\/li>\n<li><strong>H18<\/strong> &ndash; full-hard; high-strength packaging foil.<\/li>\n<\/ul>\n<h2>Key Characteristics of 8079 Aluminum<\/h2>\n<h3>Barrier Performance<\/h3>\n<p>Very low gas and moisture transmission, the reason it is used in pharma and food laminates.<\/p>\n<h3>Thin-Gauge Strength<\/h3>\n<p>Iron-rich constituents give pinhole resistance uncommon at sub-0.05 mm thickness.<\/p>\n<h3>Printability<\/h3>\n<p>Takes coating, lamination, and printing well after surface treatment.<\/p>\n<h2>\u5e38\u89c1\u5e94\u7528<\/h2>\n<ul>\n<li>Food and beverage flexible packaging foil<\/li>\n<li>Pharmaceutical blister and sachet foil<\/li>\n<li>Cosmetic and tobacco laminates<\/li>\n<li>Insulation and technical laminates<\/li>\n<\/ul>\n<h2>\u52a0\u5de5\u4e0e\u8868\u9762\u5904\u7406\u8bf4\u660e<\/h2>\n<p>8079 is processed by slitting, laminating, coating, and printing rather than structural machining. Edge quality and pinhole count are the key quality metrics for foil; specify surface treatment (e.g. primer or lacquer) when laminating to polymer films.<\/p>\n<h2>\u8d28\u91cf\u6587\u4ef6\u4e0e\u68c0\u9a8c<\/h2>\n<p>Every shipment is accompanied by an MTC report detailing chemical composition and mechanical test results. Third-party inspection and SGS test reports can be arranged on request. Incoming and outgoing inspection covers dimensions, surface condition, and mechanical properties.<\/p>\n<h2>Why Choose Linsy for Your Aluminum Procurement<\/h2>\n<p>Linsy operates a Shenzhen production base with over 20 years of aluminum manufacturing experience, supplying 1000&ndash;8000 series alloys to global B2B buyers. We support custom dimensions, tempers, and processing for both prototype and production volumes.<\/p>\n<ul>\n<li><strong>Custom sizes &amp; tempers:<\/strong> non-standard thicknesses, widths, and lengths cut to order.<\/li>\n<li><strong>\u5904\u7406\u652f\u6301\uff1a<\/strong> CNC machining, laser cutting, bending, polishing, and anodizing.<\/li>\n<li><strong>\u8d28\u91cf\u6587\u4ef6\uff1a<\/strong> an MTC (Mill Test Certificate) is supplied with every order.<\/li>\n<li><strong>Standards:<\/strong> materials supplied to ISO 9001, ISO 14001, and ISO 45001 quality and environmental management systems.<\/li>\n<\/ul>\n<h2>\u76f8\u5173\u8d44\u6e90<\/h2>\n<p>Engineering guides and specification references help with alloy selection and design. The external links below are provided for background reading and should be replaced with Linsy-owned content before publication (verify before use).<\/p>\n<ul>\n<li><a href=\"https:\/\/premiumalu.com\/zh\/%e4%ba%a7%e5%93%81\/8079-%e9%93%9d%e5%90%88%e9%87%91\/\" target=\"_blank\" rel=\"noopener\">8079 packaging foil reference<\/a> <em>(external &mdash; verify \/ replace)<\/em><\/li>\n<\/ul>\n<h2>8079 Aluminum FAQ<\/h2>\n<h3>Is 8079 an Al-Li alloy?<\/h3>\n<p>No. 8079 is an Al&ndash;Fe&ndash;Si foil alloy used for packaging. The lithium chemistry sometimes seen online belongs to 8090, a different grade.<\/p>\n<h3>What makes 8079 good for packaging?<\/h3>\n<p>Its very low gas\/moisture permeability and pinhole resistance at thin gauge.<\/p>\n<h3>Which temper for laminating?<\/h3>\n<p>O temper is standard for laminated and printed foil because it is soft and drawable.<\/p>\n<h2>\u5e38\u89c1\u8ba2\u8d2d\u95ee\u9898\u89e3\u7b54<\/h2>\n<h3>\u901a\u5e38\u7684\u4ea4\u8d27\u5468\u671f\u662f\u591a\u4e45\uff1f<\/h3>\n<p>Standard sizes are usually available within 10&ndash;60 days depending on alloy, temper, and order volume. Confirm exact timing with our sales team when requesting a quote.<\/p>\n<h3>Can you supply custom dimensions?<\/h3>\n<p>Yes. We cut to customer-specified thickness, width, length, diameter, and wall thickness where the production process allows.<\/p>\n<h3>\u63d0\u4f9b\u54ea\u4e9b\u8d28\u91cf\u6587\u4ef6\uff1f<\/h3>\n<p>An MTC report is included with every order. Additional third-party or SGS reports can be arranged on request.<\/p>\n<h3>Which surface treatments are available?<\/h3>\n<p>Common options include mill finish, anodizing, polishing, and specialized coatings subject to alloy and application.<\/p>","protected":false},"excerpt":{"rendered":"<p><strong>8079 \u94dd<\/strong> is a high-performance foil alloy in the 8000 series, built on an aluminum&ndash;iron&ndash;silicon chemistry that gives excellent barrier properties, low gas permeability, and good strength in thin gauge. It is a mainstay of food, pharmaceutical, and cosmetic flexible packaging. Linsy supplies 8079 in O, H14, and H18 tempers as foil and light sheet, with custom dimensions and MTC documentation for every order.<\/p>\n<p><strong>\u53ef\u9009\u683c\u5f0f\uff1a<\/strong> foil \/ sheet \/ coil \/ bar \/ tube<br \/><strong>\u5e38\u89c1\u813e\u6c14\uff1a<\/strong> O \/ H14 \/ H18<br \/><strong>\u5904\u7406\u652f\u6301\uff1a<\/strong> slitting \/ laminating \/ coating \/ printing<br \/><strong>\u8d28\u91cf\u6587\u4ef6\uff1a<\/strong> \u6bcf\u7b14\u8ba2\u5355\u5747\u9644\u6709MTC\u62a5\u544a<\/p>","protected":false},"featured_media":8593,"template":"","meta":{"_seopress_titles_title":"8079 Aluminum Alloy | EN AW-8079 | AlFeSi Foil | O","_seopress_titles_desc":"Source 8079 (AlFeSi) aluminum foil alloy in O\/H14\/H18. Low-permeability flexible packaging for food and pharma. 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