{"id":17313,"date":"2026-03-15T02:21:12","date_gmt":"2026-03-14T20:51:12","guid":{"rendered":"https:\/\/aluminiummagazine.com\/mag\/?p=17313"},"modified":"2026-05-22T14:59:54","modified_gmt":"2026-05-22T09:29:54","slug":"how-thin-aluminum-cans-are-made-strong","status":"publish","type":"post","link":"https:\/\/aluminiummagazine.com\/mag\/aluminium\/cans\/how-thin-aluminum-cans-are-made-strong.html","title":{"rendered":"Why Aluminium Cans Are Only 0.1 mm Thick \u2014 Yet Strong Enough to Hold 90 PSI"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Walk into any supermarket, and you&#8217;ll see rows of beverage cans stacked high, shipped across countries, and dropped onto conveyor belts. They survive all of this while holding liquids under pressure, yet they feel almost impossibly light. Here is the engineering paradox: <strong>a standard aluminium (aluminum) can has a wall thickness of just 0.1 mm\u2014about the thickness of two human hairs\u2014yet it can hold internal pressure up to 90 PSI without bursting.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The secret to this incredible performance lies in a combination of precision metallurgy, advanced structural design, and high-speed manufacturing.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Exactly How Thin is an Aluminium Can?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">When people first learn the dimensions of a beverage can, the numbers seem too extreme to believe. A standard 12-ounce aluminium can has a wall thickness typically ranging between <strong>90 and 110 microns<\/strong>.<\/p><div class=\"pai-ad\" style=\"min-height:250px;visibility:hidden;\"><span style=\"display: block; text-align: center; font-size: 10px; margin: 0 0 10px 0; color: #999999;\">Ads<\/span>\r\n<!-- Display-300x250-1 -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:inline-block;width:300px;height:250px\"\r\n     data-ad-client=\"ca-pub-3838168351244230\"\r\n     data-ad-slot=\"9933646018\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">To put that in perspective:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Human hair<\/strong>: Roughly 70 microns thick.<\/li>\n\n\n\n<li><strong>Printer paper<\/strong>: About 100 microns\u2014roughly the same as the can wall.<\/li>\n\n\n\n<li><strong>Automotive steel<\/strong>: Typically 700\u2013800 microns\u2014nearly eight times thicker than the can wall.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"616\" src=\"https:\/\/aluminiummagazine.com\/mag\/wp-content\/uploads\/2026\/03\/aluminum-can-wall-thickness-comparison-1024x616.jpg\" alt=\"aluminum can wall thickness compared with human hair printer paper and automotive steel\" class=\"wp-image-17315\" srcset=\"https:\/\/aluminiummagazine.com\/mag\/wp-content\/uploads\/2026\/03\/aluminum-can-wall-thickness-comparison-1024x616.jpg 1024w, https:\/\/aluminiummagazine.com\/mag\/wp-content\/uploads\/2026\/03\/aluminum-can-wall-thickness-comparison-300x181.jpg 300w, https:\/\/aluminiummagazine.com\/mag\/wp-content\/uploads\/2026\/03\/aluminum-can-wall-thickness-comparison-768x462.jpg 768w, https:\/\/aluminiummagazine.com\/mag\/wp-content\/uploads\/2026\/03\/aluminum-can-wall-thickness-comparison.jpg 1080w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><em>Comparison of aluminium beverage can wall thickness with everyday materials.<\/em><\/figcaption><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">While the sidewall is astonishingly thin, the top and bottom are thicker (300 to 400 microns) to handle the concentrated stress of sealing, stacking, and opening.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>The Metallurgy: Why Alloy Selection Matters<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">You cannot make a can this thin from pure aluminium; it would be too soft and rupture instantly. Instead, the industry relies on specific &#8220;workhorse&#8221; alloys designed for both formability and strength.<\/p><div class=\"pai-ad\" style=\"min-height:250px;visibility:hidden;\"><span style=\"display: block; text-align: center; font-size: 10px; margin: 0 0 10px 0; color: #999999;\">Ads<\/span>\r\n<!-- Display-300x250-1 -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:inline-block;width:300px;height:250px\"\r\n     data-ad-client=\"ca-pub-3838168351244230\"\r\n     data-ad-slot=\"9933646018\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">The Body: Alloys 3004 &amp; 3104<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">These alloys contain <strong>Magnesium<\/strong> (0.8\u20131.3%) for solid solution strengthening and <strong>Manganese<\/strong> (1.0\u20131.5%) to pin grain boundaries. This allows the metal to be stretched into thin walls without tearing while resisting corrosion from acidic beverages.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">The Lid: Alloy 5182<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The can lid uses a different material: <strong>Aluminium 5182<\/strong>. This alloy is significantly <strong>stronger<\/strong> than the body alloys, providing the necessary structural integrity to support the tab opening mechanism.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Manufacturing at Impossible Speeds<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The transformation from a flat sheet to a finished vessel happens through the <strong>Draw and Wall Ironing (DWI)<\/strong> process. Modern manufacturing plants are marvels of efficiency, producing:<\/p><div class=\"pai-ad\" style=\"min-height:250px;visibility:hidden;\"><span style=\"display: block; text-align: center; font-size: 10px; margin: 0 0 10px 0; color: #999999;\">Ads<\/span>\r\n<!-- Display-300x250-1 -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:inline-block;width:300px;height:250px\"\r\n     data-ad-client=\"ca-pub-3838168351244230\"\r\n     data-ad-slot=\"9933646018\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>2,000 cans per minute<\/strong><\/li>\n\n\n\n<li><strong>120,000 cans per hour<\/strong><\/li>\n\n\n\n<li><strong>370 billion cans globally<\/strong> every year<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Modern can plants operate continuously, often producing more than <strong>1.5 million cans per day<\/strong> on a single production line. This massive scale is achieved through the DWI process:<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"616\" src=\"https:\/\/aluminiummagazine.com\/mag\/wp-content\/uploads\/2026\/03\/aluminum-can-dwi-manufacturing-process-1024x616.jpg\" alt=\"aluminum beverage can manufacturing process draw and wall ironing diagram\" class=\"wp-image-17316\" srcset=\"https:\/\/aluminiummagazine.com\/mag\/wp-content\/uploads\/2026\/03\/aluminum-can-dwi-manufacturing-process-1024x616.jpg 1024w, https:\/\/aluminiummagazine.com\/mag\/wp-content\/uploads\/2026\/03\/aluminum-can-dwi-manufacturing-process-300x181.jpg 300w, https:\/\/aluminiummagazine.com\/mag\/wp-content\/uploads\/2026\/03\/aluminum-can-dwi-manufacturing-process-768x462.jpg 768w, https:\/\/aluminiummagazine.com\/mag\/wp-content\/uploads\/2026\/03\/aluminum-can-dwi-manufacturing-process.jpg 1080w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><em>Draw and Wall Ironing (DWI) process used to manufacture aluminum beverage cans.<\/em><\/figcaption><\/figure>\n<\/div>\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>Blanking<\/strong>: Circular discs are punched from a 0.3 mm thick coil.<\/li>\n\n\n\n<li><strong>Cup Forming<\/strong>: The disc is pressed into a shallow cup, maintaining its original thickness.<\/li>\n\n\n\n<li><strong>Wall Ironing<\/strong>: The cup is pushed through progressively smaller rings that squeeze and <strong>stretch the walls<\/strong> down to 0.09\u20130.10 mm.<\/li>\n\n\n\n<li><strong>Necking<\/strong>: The top diameter is reduced in 10 to 12 stages to fit the smaller lid without buckling the wall.<\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Engineering Authority: The Hoop Stress Formula<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">To understand why the can doesn&#8217;t burst, engineers look at <strong>Hoop Stress<\/strong>\u2014the force acting circumferentially against the cylinder wall.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong>Hoop Stress Equation<\/strong> is defined as:<\/p><div class=\"pai-ad\" style=\"min-height:250px;visibility:hidden;\"><span style=\"display: block; text-align: center; font-size: 10px; margin: 0 0 10px 0; color: #999999;\">Ads<\/span>\r\n<!-- Display-300x250-1 -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:inline-block;width:300px;height:250px\"\r\n     data-ad-client=\"ca-pub-3838168351244230\"\r\n     data-ad-slot=\"9933646018\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center has-x-large-font-size\"><strong>\u03c3 = Pr \/ t<\/strong><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"616\" src=\"https:\/\/aluminiummagazine.com\/mag\/wp-content\/uploads\/2026\/03\/aluminum-can-hoop-stress-pressure-diagram-1024x616.jpg\" alt=\"hoop stress acting on aluminum beverage can cylinder due to internal pressure\" class=\"wp-image-17317\" srcset=\"https:\/\/aluminiummagazine.com\/mag\/wp-content\/uploads\/2026\/03\/aluminum-can-hoop-stress-pressure-diagram-1024x616.jpg 1024w, https:\/\/aluminiummagazine.com\/mag\/wp-content\/uploads\/2026\/03\/aluminum-can-hoop-stress-pressure-diagram-300x181.jpg 300w, https:\/\/aluminiummagazine.com\/mag\/wp-content\/uploads\/2026\/03\/aluminum-can-hoop-stress-pressure-diagram-768x462.jpg 768w, https:\/\/aluminiummagazine.com\/mag\/wp-content\/uploads\/2026\/03\/aluminum-can-hoop-stress-pressure-diagram.jpg 1080w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><em>Internal pressure creates hoop stress along the walls of an aluminium beverage can.<\/em><\/figcaption><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">Where:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><strong>\u03c3<\/strong> =<\/strong> Hoop stress<\/li>\n\n\n\n<li><strong><em>P<\/em><\/strong> = Internal pressure<\/li>\n\n\n\n<li><strong><strong><em>r<\/em><\/strong> =<\/strong> Radius of the can<\/li>\n\n\n\n<li><em><strong>t<\/strong> <\/em>= Wall thickness<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Because the wall thickness (<strong><em>t<\/em><\/strong>) is in the denominator, any decrease in thickness significantly increases the stress the metal must endure. Aluminium cans survive this because the <strong>Wall Ironing<\/strong> process causes <strong>Work Hardening<\/strong>. By deforming the metal, the atomic lattice becomes tangled with dislocations, exponentially increasing the material&#8217;s yield strength.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Structural Design: The Dome and the Pressure<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Look closely at the base of any beverage can and you will notice that it curves inward instead of remaining flat. This design is one of the most important structural features of the entire container.<\/p><div class=\"pai-ad\" style=\"min-height:250px;visibility:hidden;\"><span style=\"display: block; text-align: center; font-size: 10px; margin: 0 0 10px 0; color: #999999;\">Ads<\/span>\r\n<!-- Display-300x250-1 -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:inline-block;width:300px;height:250px\"\r\n     data-ad-client=\"ca-pub-3838168351244230\"\r\n     data-ad-slot=\"9933646018\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"616\" src=\"https:\/\/aluminiummagazine.com\/mag\/wp-content\/uploads\/2026\/03\/aluminum-can-dome-bottom-pressure-diagram-1024x616.jpg\" alt=\"flat bottom vs dome bottom aluminum beverage can pressure distribution diagram\" class=\"wp-image-17318\" srcset=\"https:\/\/aluminiummagazine.com\/mag\/wp-content\/uploads\/2026\/03\/aluminum-can-dome-bottom-pressure-diagram-1024x616.jpg 1024w, https:\/\/aluminiummagazine.com\/mag\/wp-content\/uploads\/2026\/03\/aluminum-can-dome-bottom-pressure-diagram-300x181.jpg 300w, https:\/\/aluminiummagazine.com\/mag\/wp-content\/uploads\/2026\/03\/aluminum-can-dome-bottom-pressure-diagram-768x462.jpg 768w, https:\/\/aluminiummagazine.com\/mag\/wp-content\/uploads\/2026\/03\/aluminum-can-dome-bottom-pressure-diagram.jpg 1080w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><em>Why aluminum beverage cans use a dome-shaped bottom instead of a flat base.<\/em><\/figcaption><\/figure>\n<\/div>\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Avoiding Failure<\/strong>: A flat bottom would fail quickly as internal pressure creates bending stress, leading to bulging or ruptures.<\/li>\n\n\n\n<li><strong>Membrane Stress<\/strong>: A curved dome distributes internal pressure as uniform tension along its surface. This &#8220;arch&#8221; principle allows a thin bottom to withstand high pressure with minimal material.<\/li>\n\n\n\n<li><strong>Stabilizing Pressure<\/strong>: A full, pressurized can is actually stronger than an empty one. Internal pressure (50\u201390 PSI) keeps the thin walls in tension, acting as a structural support that resists buckling.<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<h3 class=\"wp-block-heading\">Why Empty Cans Crush So Easily<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">An empty can lacks the internal pressure that provides structural stability. Without this outward force, the thin 0.1 mm walls are highly susceptible to <strong>buckling instability<\/strong>\u2014a single small dent causes the entire structure to lose its load-bearing capacity and collapse.<\/p>\n<\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Why the Can Has Rings and Grooves<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Subtle circular grooves near the top and bottom of a can are not decorative\u2014they are structural reinforcements. Thin cylindrical walls are naturally vulnerable to buckling. These rings interrupt the smooth surface to create <strong>stiffening bands<\/strong> that significantly increase resistance to deformation.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Key Benefits of Reinforcement Rings:<\/strong><\/p><div class=\"pai-ad\" style=\"min-height:250px;visibility:hidden;\"><span style=\"display: block; text-align: center; font-size: 10px; margin: 0 0 10px 0; color: #999999;\">Ads<\/span>\r\n<!-- Display-300x250-1 -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:inline-block;width:300px;height:250px\"\r\n     data-ad-client=\"ca-pub-3838168351244230\"\r\n     data-ad-slot=\"9933646018\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Anti-buckling<\/strong>: Stabilizes the thin wall against external pressure during shipping.<\/li>\n\n\n\n<li><strong>Stacking Strength<\/strong>: Reinforces the area most likely to buckle under the weight of full pallets.<\/li>\n\n\n\n<li><strong>Consumer Grip<\/strong>: Improves handling, especially when the surface is wet with condensation.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Comparing Materials: Why Aluminium Wins<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><td><strong>Material<\/strong><\/td><td><strong>Strength-to-Weight<\/strong><\/td><td><strong>Recycling Energy<\/strong><\/td><td><strong>Recyclability<\/strong><\/td><td><strong>Barrier Properties<\/strong><\/td><\/tr><\/thead><tbody><tr><td><strong>Aluminium<\/strong><\/td><td>Excellent<\/td><td><strong>95% energy saving<\/strong><\/td><td><strong>100% (Infinite)<\/strong><\/td><td>Excellent<\/td><\/tr><tr><td><strong>Steel<\/strong><\/td><td>Good<\/td><td>~60% energy saving<\/td><td><strong>High<\/strong><\/td><td>Good<\/td><\/tr><tr><td><strong>Plastic (PET)<\/strong><\/td><td>Low<\/td><td>~20% energy saving<\/td><td><strong>Downcycled<\/strong><\/td><td>Poor<\/td><\/tr><tr><td><strong>Glass<\/strong><\/td><td>Moderate<\/td><td>High melting energy<\/td><td><strong>High<\/strong><\/td><td>Excellent<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Aluminium remains the dominant choice because it can be recycled <strong>indefinitely<\/strong> without losing its metallurgical properties. A used can can be back on the shelf as a new product in as little as 60 days.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>FAQs<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>What is the specific lid alloy?<\/strong><br>The lid uses <strong>Aluminium 5182<\/strong>, which is stronger than the body to support the opening tab.<\/li>\n\n\n\n<li><strong>How much does a modern can weigh?<\/strong><br>Through &#8220;lightweighting,&#8221; a 12-ounce can now weighs approximately <strong>13 grams<\/strong>, down from 85 grams in the 1960s.<\/li>\n\n\n\n<li><strong>How thick is the wall exactly?<\/strong><br>It is roughly 0.1 mm, which is equivalent to two human hairs or a single sheet of printer paper.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><em>This article is part of our comprehensive coverage of aluminum applications. For more on aluminum alloys, read about <strong><a href=\"https:\/\/\/mag\/aluminium\/aluminium-3004.html\" target=\"_blank\" rel=\"noreferrer noopener\">Aluminum 3004 properties<\/a><\/strong> and the <strong><a href=\"https:\/\/\/mag\/aluminium\/cans\/aluminum-can-recycling-process.html\" target=\"_blank\" rel=\"noreferrer noopener\">aluminum can recycling process<\/a><\/strong>. For environmental comparisons, see <strong><a href=\"https:\/\/\/mag\/aluminium\/cans\/aluminum-cans-vs-plastic-bottles.html\" target=\"_blank\" rel=\"noreferrer noopener\">aluminum cans vs plastic bottles<\/a><\/strong>.<\/em><br><br><br><br><br><br><br><br><br><br><br><br><br><br><\/p><script>document.addEventListener(\"DOMContentLoaded\",function(){\n        if(window.innerWidth <= 768){\n            if (\"immediate\" === \"delay\") {\n                setTimeout(function(){document.querySelectorAll(\".pai-ad\").forEach(el=>el.style.visibility=\"visible\")},0);\n            } else if (\"immediate\" === \"scroll\") {\n                window.addEventListener(\"scroll\",function(){\n                    let s=window.scrollY\/(document.body.scrollHeight-window.innerHeight);\n                    if(s>0.1){\n                        document.querySelectorAll(\".pai-ad\").forEach(el=>el.style.visibility=\"visible\");\n                    }\n                });\n            } else {\n                document.querySelectorAll(\".pai-ad\").forEach(el=>el.style.visibility=\"visible\");\n            }\n        } else {\n            document.querySelectorAll(\".pai-ad\").forEach(el=>el.remove());\n        }\n    });<\/script>","protected":false},"excerpt":{"rendered":"<p>Walk into any supermarket, and you&#8217;ll see rows of beverage cans stacked high, shipped across countries, and dropped onto conveyor belts. They survive all of this while holding liquids under pressure, yet they feel almost impossibly light. Here is the engineering paradox: a standard aluminium (aluminum) can has a wall thickness of just 0.1 mm\u2014about &#8230; <a title=\"Why Aluminium Cans Are Only 0.1 mm Thick \u2014 Yet Strong Enough to Hold 90 PSI\" class=\"read-more\" href=\"https:\/\/aluminiummagazine.com\/mag\/aluminium\/cans\/how-thin-aluminum-cans-are-made-strong.html\" aria-label=\"Read more about Why Aluminium Cans Are Only 0.1 mm Thick \u2014 Yet Strong Enough to Hold 90 PSI\">Read more<\/a><\/p>\n","protected":false},"author":12,"featured_media":17320,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2527],"tags":[4115,4116,4164],"class_list":["post-17313","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cans","tag-aluminium-cans","tag-aluminum-cans","tag-history-of-aluminum-cans"],"_links":{"self":[{"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/posts\/17313","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/users\/12"}],"replies":[{"embeddable":true,"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/comments?post=17313"}],"version-history":[{"count":1,"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/posts\/17313\/revisions"}],"predecessor-version":[{"id":18358,"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/posts\/17313\/revisions\/18358"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/media\/17320"}],"wp:attachment":[{"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/media?parent=17313"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/categories?post=17313"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aluminiummagazine.com\/mag\/wp-json\/wp\/v2\/tags?post=17313"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}