{"id":1050,"date":"2026-01-19T03:34:05","date_gmt":"2026-01-19T03:34:05","guid":{"rendered":"https:\/\/template01.zehannet.net\/?p=1050"},"modified":"2026-01-19T03:34:06","modified_gmt":"2026-01-19T03:34:06","slug":"whats-the-thermal-conductivity-difference-between-1w-2w-3w-and-4w-aluminum-cores","status":"publish","type":"post","link":"https:\/\/template01.zehannet.net\/es\/whats-the-thermal-conductivity-difference-between-1w-2w-3w-and-4w-aluminum-cores\/","title":{"rendered":"What&#8217;s the thermal conductivity difference between 1W, 2W, 3W, and 4W aluminum cores?"},"content":{"rendered":"<div class=\"wp-block-rank-math-toc-block\" id=\"rank-math-toc\"><h2>Table of Contents<\/h2><nav><ul><li><a href=\"#dielectric-thermal-conductivity-w-m-k-vs-aluminum-base\">Dielectric thermal conductivity (W\/m\u00b7K) vs aluminum base<\/a><ul><li><a href=\"#argument-a-1w-2w-3w-4w-usually-means-dielectric-k-w-m-k-\">Argument A: 1W, 2W, 3W, 4W usually means dielectric k (W\/m\u00b7K)<\/a><\/li><li><a href=\"#argument-b-aluminum-metal-is-much-higher-dielectric-is-the-bottleneck\">Argument B: aluminum metal is much higher\u2014dielectric is the bottleneck<\/a><\/li><li><a href=\"#argument-c-1-2-w-m-k-is-common-3-4-w-m-k-is-a-higher-grade\">Argument C: 1\u20132 W\/m\u00b7K is common; 3\u20134 W\/m\u00b7K is a higher grade<\/a><\/li><\/ul><\/li><li><a href=\"#thermal-resistance-math-for-1w-vs-2w-vs-3w-vs-4w\">Thermal resistance math for 1W vs 2W vs 3W vs 4W<\/a><ul><li><a href=\"#table-relative-dielectric-thermal-resistance-same-thickness-same-area-\">Table: Relative dielectric thermal resistance (same thickness, same area)<\/a><\/li><\/ul><\/li><li><a href=\"#ims-pcb-and-aluminum-mcpcb-where-3w-4w-actually-earns-its-keep\">IMS PCB and Aluminum MCPCB: where 3W\u20134W actually earns its keep<\/a><ul><li><a href=\"#real-world-scenario-1-automotive-led-modules-vibration-heat-tight-optics-\">Real-world scenario 1: automotive LED modules (vibration + heat + tight optics)<\/a><\/li><li><a href=\"#real-world-scenario-2-led-power-modules-compact-hot-and-unforgiving-\">Real-world scenario 2: LED power modules (compact, hot, and unforgiving)<\/a><\/li><\/ul><\/li><li><a href=\"#how-to-choose-1w-2w-3w-4w-without-overthinking-it\">How to choose 1W \/ 2W \/ 3W \/ 4W without overthinking it<\/a><ul><li><a href=\"#table-pick-the-dielectric-k-by-symptom-not-by-vibes\">Table: Pick the dielectric k by symptom, not by vibes<\/a><\/li><\/ul><\/li><li><a href=\"#test-methods-and-why-k-numbers-don-t-always-match-your-results\">Test methods and why k numbers don\u2019t always match your results<\/a><\/li><li><a href=\"#where-this-fits-in-a-b2b-oem-flow-prototype-pilot-mass-production-\">Where this fits in a B2B OEM flow (prototype \u2192 pilot \u2192 mass production)<\/a><\/li><li><a href=\"#quick-wrap-up-what-s-the-difference-in-one-sentence-\">Quick wrap-up: what\u2019s the difference, in one sentence?<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n<p>If you\u2019ve ever ordered an aluminum-core PCB (MCPCB \/ IMS), you\u2019ve seen the dropdown:&nbsp;<strong>1W, 2W, 3W, 4W<\/strong>. People call it \u201caluminum core thermal conductivity,\u201d but that label trips teams up. In most quotes, those numbers&nbsp;<strong>don\u2019t describe the aluminum metal<\/strong>. They describe the&nbsp;<strong>dielectric (insulating) layer\u2019s thermal conductivity<\/strong>, measured in&nbsp;<strong>W\/m\u00b7K<\/strong>.<\/p>\n\n\n\n<p>This matters because your LED or power device doesn\u2019t care how \u201cgood\u201d the aluminum is if the heat gets stuck in the insulation like it\u2019s hitting a traffic jam.<\/p>\n\n\n\n<p>For quick-turn builds, volume orders, and OEM\/ODM programs, you also need a factory that can hold the stack-up steady from prototype to mass production. That\u2019s exactly how we position&nbsp;<strong><a href=\"https:\/\/template01.zehannet.net\/es\/\">MC PCB Co., Ltd.<\/a><\/strong>: China-based B2B PCB manufacturing with fast prototyping, stable fabrication, and reliable assembly workflows\u2014built around repeatability for OEM brands, EMS, design houses, labs, and sourcing teams.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"720\" src=\"https:\/\/template01.zehannet.net\/wp-content\/uploads\/2026\/01\/Whats-the-thermal-conductivity-difference-between-1W-2W-3W-and-4W-aluminum-cores-1.jpg\" alt=\"What&#039;s the thermal conductivity difference between 1W, 2W, 3W, and 4W aluminum cores\" class=\"wp-image-1052\" title=\"\" srcset=\"https:\/\/template01.zehannet.net\/wp-content\/uploads\/2026\/01\/Whats-the-thermal-conductivity-difference-between-1W-2W-3W-and-4W-aluminum-cores-1.jpg 960w, https:\/\/template01.zehannet.net\/wp-content\/uploads\/2026\/01\/Whats-the-thermal-conductivity-difference-between-1W-2W-3W-and-4W-aluminum-cores-1-600x450.jpg 600w, https:\/\/template01.zehannet.net\/wp-content\/uploads\/2026\/01\/Whats-the-thermal-conductivity-difference-between-1W-2W-3W-and-4W-aluminum-cores-1-300x225.jpg 300w, https:\/\/template01.zehannet.net\/wp-content\/uploads\/2026\/01\/Whats-the-thermal-conductivity-difference-between-1W-2W-3W-and-4W-aluminum-cores-1-768x576.jpg 768w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"dielectric-thermal-conductivity-w-m-k-vs-aluminum-base\">Dielectric thermal conductivity (W\/m\u00b7K) vs aluminum base<\/h2>\n\n\n\n<p>Your typical aluminum-core PCB stack looks like this:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Copper circuit layer<\/li>\n\n\n\n<li><strong>Dielectric \/ insulation layer<\/strong>\u00a0(this is where the\u00a0<strong>1W\u20134W<\/strong>\u00a0rating usually belongs)<\/li>\n\n\n\n<li>Aluminum base plate (the \u201ccore\u201d)<\/li>\n<\/ul>\n\n\n\n<p>Heat flows from the component into copper, then tries to cross the dielectric, then spreads into the aluminum base and your heatsink.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"argument-a-1w-2w-3w-4w-usually-means-dielectric-k-w-m-k-\">Argument A: 1W, 2W, 3W, 4W usually means dielectric k (W\/m\u00b7K)<\/h3>\n\n\n\n<p>When a supplier says \u201c2W aluminum core,\u201d they\u2019re usually shortening the real spec:&nbsp;<strong>dielectric thermal conductivity = 2 W\/m\u00b7K<\/strong>.<\/p>\n\n\n\n<p>That dielectric is thin, but it\u2019s still the main choke point. So the W rating is a simple shorthand for \u201chow hard is it for heat to cross the insulation.\u201d<\/p>\n\n\n\n<p><strong>Source (no external link):<\/strong>&nbsp;dielectric thermal conductivity specs used in IMS\/MCPCB stack-up datasheets; thermal path definition in IMS design guides.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"argument-b-aluminum-metal-is-much-higher-dielectric-is-the-bottleneck\">Argument B: aluminum metal is much higher\u2014dielectric is the bottleneck<\/h3>\n\n\n\n<p>Aluminum itself conducts heat far better than 1\u20134 W\/m\u00b7K. In real builds, the aluminum base can spread heat nicely, but only&nbsp;<strong>after<\/strong>&nbsp;the heat crosses the dielectric.<\/p>\n\n\n\n<p>So if your junction temperature keeps climbing, upgrading the dielectric k often helps more than \u201cthicker aluminum.\u201d<\/p>\n\n\n\n<p><strong>Source (no external link):<\/strong>&nbsp;material property references for aluminum alloys; IMS\/MCPCB thermal path modeling practice.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"argument-c-1-2-w-m-k-is-common-3-4-w-m-k-is-a-higher-grade\">Argument C: 1\u20132 W\/m\u00b7K is common; 3\u20134 W\/m\u00b7K is a higher grade<\/h3>\n\n\n\n<p>In many supply chains,&nbsp;<strong>1W\u20132W<\/strong>&nbsp;is the \u201cstandard\u201d insulation option.&nbsp;<strong>3W\u20134W<\/strong>&nbsp;tends to be the \u201chigh thermal\u201d option you choose when you\u2019re chasing lower hotspot temperature, tighter lumen maintenance, or better power derating margin.<\/p>\n\n\n\n<p><strong>Source (no external link):<\/strong>&nbsp;common vendor lineup for IMS dielectric options; typical procurement categories for standard vs high-thermal IMS.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"thermal-resistance-math-for-1w-vs-2w-vs-3w-vs-4w\">Thermal resistance math for 1W vs 2W vs 3W vs 4W<\/h2>\n\n\n\n<p>Here\u2019s the clean way to think about it: for the dielectric layer, a first-pass approximation is<\/p>\n\n\n\n<p><strong>R \u2248 t \/ (k \u00b7 A)<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>R<\/strong>\u00a0= thermal resistance<\/li>\n\n\n\n<li><strong>t<\/strong>\u00a0= dielectric thickness<\/li>\n\n\n\n<li><strong>k<\/strong>\u00a0= thermal conductivity (your 1\u20134 W\/m\u00b7K choice)<\/li>\n\n\n\n<li><strong>A<\/strong>\u00a0= heat-transfer area<\/li>\n<\/ul>\n\n\n\n<p>So, if&nbsp;<strong>thickness and area stay the same<\/strong>, increasing&nbsp;<strong>k<\/strong>&nbsp;drops thermal resistance almost linearly.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"table-relative-dielectric-thermal-resistance-same-thickness-same-area-\">Table: Relative dielectric thermal resistance (same thickness, same area)<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-right\" data-align=\"right\">Dielectric k (W\/m\u00b7K)<\/th><th>Common shorthand<\/th><th class=\"has-text-align-right\" data-align=\"right\">Relative thermal resistance (vs 1W)<\/th><th>What it feels like in the lab<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-right\" data-align=\"right\">1<\/td><td>1W<\/td><td class=\"has-text-align-right\" data-align=\"right\">1.00<\/td><td>Baseline; hotspots show up fast on dense LEDs<\/td><\/tr><tr><td class=\"has-text-align-right\" data-align=\"right\">2<\/td><td>2W<\/td><td class=\"has-text-align-right\" data-align=\"right\">0.50<\/td><td>Often the \u201cfirst real upgrade\u201d teams notice<\/td><\/tr><tr><td class=\"has-text-align-right\" data-align=\"right\">3<\/td><td>3W<\/td><td class=\"has-text-align-right\" data-align=\"right\">0.33<\/td><td>Helps when you\u2019re already doing solid copper pour + good mounting<\/td><\/tr><tr><td class=\"has-text-align-right\" data-align=\"right\">4<\/td><td>4W<\/td><td class=\"has-text-align-right\" data-align=\"right\">0.25<\/td><td>For tight thermal budgets, high power density, or harsh ambient<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>Source (no external link):<\/strong>&nbsp;Fourier heat conduction model (engineering standard); IMS thermal-resistance estimation practice.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"720\" src=\"https:\/\/template01.zehannet.net\/wp-content\/uploads\/2026\/01\/Whats-the-thermal-conductivity-difference-between-1W-2W-3W-and-4W-aluminum-cores-2.jpg\" alt=\"What&#039;s the thermal conductivity difference between 1W, 2W, 3W, and 4W aluminum cores\" class=\"wp-image-1051\" title=\"\" srcset=\"https:\/\/template01.zehannet.net\/wp-content\/uploads\/2026\/01\/Whats-the-thermal-conductivity-difference-between-1W-2W-3W-and-4W-aluminum-cores-2.jpg 960w, https:\/\/template01.zehannet.net\/wp-content\/uploads\/2026\/01\/Whats-the-thermal-conductivity-difference-between-1W-2W-3W-and-4W-aluminum-cores-2-600x450.jpg 600w, https:\/\/template01.zehannet.net\/wp-content\/uploads\/2026\/01\/Whats-the-thermal-conductivity-difference-between-1W-2W-3W-and-4W-aluminum-cores-2-300x225.jpg 300w, https:\/\/template01.zehannet.net\/wp-content\/uploads\/2026\/01\/Whats-the-thermal-conductivity-difference-between-1W-2W-3W-and-4W-aluminum-cores-2-768x576.jpg 768w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"ims-pcb-and-aluminum-mcpcb-where-3w-4w-actually-earns-its-keep\">IMS PCB and Aluminum MCPCB: where 3W\u20134W actually earns its keep<\/h2>\n\n\n\n<p>This isn\u2019t about chasing specs for fun. It\u2019s about fixing the annoying stuff that burns schedules:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>LEDs dimming after soak tests<\/li>\n\n\n\n<li>Color shift complaints in the field<\/li>\n\n\n\n<li>Driver IC throttling<\/li>\n\n\n\n<li>Thermal camera showing one nasty hotspot that ruins everything<\/li>\n<\/ul>\n\n\n\n<p>On our product pages, we call out the same pain point in plain terms:&nbsp;<strong>heat limits lifetime<\/strong>, and IMS structure exists to move heat away fast for LED lighting and power modules. See&nbsp;<strong><a href=\"https:\/\/template01.zehannet.net\/es\/oem-high-thermal-conductivity-ims-pcb-for-led-power-modules\/\">OEM High Thermal Conductivity IMS PCB for LED Power Modules<\/a><\/strong>&nbsp;for the typical build intent and usage direction, and&nbsp;<strong><a href=\"https:\/\/template01.zehannet.net\/es\/b2b-oem-aluminum-mcpcb-panel-for-automotive-led-lighting\/\">B2B OEM Aluminum MCPCB Panel for Automotive LED Lighting<\/a><\/strong>&nbsp;for how this shows up in panelized, production-friendly designs.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"real-world-scenario-1-automotive-led-modules-vibration-heat-tight-optics-\">Real-world scenario 1: automotive LED modules (vibration + heat + tight optics)<\/h3>\n\n\n\n<p>Automotive lighting doesn\u2019t give you much mercy. If heat builds up, lumen stability drops and lifetime gets ugly. This is where&nbsp;<strong>2W or 3W<\/strong>&nbsp;becomes the normal conversation, and&nbsp;<strong>4W<\/strong>&nbsp;shows up when the LED density climbs and you can\u2019t expand the board outline.<\/p>\n\n\n\n<p>If your design also needs clean routing, repeatable unit arrays, and stable hole positioning, you\u2019ll care as much about fabrication control as the dielectric rating. That\u2019s why teams usually check the factory\u2019s&nbsp;<strong><a href=\"https:\/\/template01.zehannet.net\/es\/capabilities\/\">Capabilities<\/a><\/strong>&nbsp;before they lock the stack-up.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"real-world-scenario-2-led-power-modules-compact-hot-and-unforgiving-\">Real-world scenario 2: LED power modules (compact, hot, and unforgiving)<\/h3>\n\n\n\n<p>Power modules run like a crowded subway at rush hour\u2014heat piles up fast, and a single bottleneck ruins the ride. If your thermal camera shows concentrated hotspots under MOSFETs, regulators, or high-current LEDs, moving from&nbsp;<strong>1W to 2W<\/strong>&nbsp;can be a big step. Moving from&nbsp;<strong>2W to 4W<\/strong>&nbsp;makes more sense when you\u2019ve already done the basics: solid copper area, smart component placement, good mounting contact to the heatsink.<\/p>\n\n\n\n<p>If you\u2019re doing turnkey builds, pair the board choice with a stable process flow. That\u2019s where&nbsp;<strong><a href=\"https:\/\/template01.zehannet.net\/es\/services\/pcb-assembly\/\">PCB Assembly<\/a><\/strong>&nbsp;matters\u2014especially for thermal pads, void control, and consistent reflow.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"how-to-choose-1w-2w-3w-4w-without-overthinking-it\">How to choose 1W \/ 2W \/ 3W \/ 4W without overthinking it<\/h2>\n\n\n\n<p>You don\u2019t need a 40-page thermal report to make a solid call. Start with symptoms and constraints.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"table-pick-the-dielectric-k-by-symptom-not-by-vibes\">Table: Pick the dielectric k by symptom, not by vibes<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Your symptom \/ constraint<\/th><th>Typical build type<\/th><th>Practical k pick<\/th><th>Why it works<\/th><th>What to watch next<\/th><\/tr><\/thead><tbody><tr><td>\u201cIt\u2019s warm, but passes basic tests\u201d<\/td><td>moderate LEDs, roomy layout<\/td><td>1W\u20132W<\/td><td>standard option, stable supply<\/td><td>mounting flatness and interface material<\/td><\/tr><tr><td>\u201cHotspot under LEDs \/ power IC\u201d<\/td><td>dense LEDs, compact drivers<\/td><td>2W\u20133W<\/td><td>drops dielectric resistance where it hurts<\/td><td>copper pour, thermal spreading, panel design<\/td><\/tr><tr><td>\u201cHigh power density + harsh ambient\u201d<\/td><td>automotive, outdoor, industrial<\/td><td>3W\u20134W<\/td><td>more margin when airflow is poor<\/td><td>mechanical clamping, heatsink contact, reliability<\/td><\/tr><tr><td>\u201cWe already optimized layout and still fail soak\u201d<\/td><td>tuned copper + good mounting<\/td><td>4W<\/td><td>last-mile improvement inside the stack-up<\/td><td>validate via test coupons \/ thermal characterization<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>Source (no external link):<\/strong>&nbsp;IMS design practice; thermal troubleshooting workflows used in LED\/power hardware teams.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"test-methods-and-why-k-numbers-don-t-always-match-your-results\">Test methods and why k numbers don\u2019t always match your results<\/h2>\n\n\n\n<p>Two boards can both say \u201c3W,\u201d yet behave differently on your bench. Why?<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Dielectric\u00a0<strong>thickness<\/strong>\u00a0changes<\/li>\n\n\n\n<li>Actual\u00a0<strong>contact resistance<\/strong>\u00a0to the heatsink changes<\/li>\n\n\n\n<li>Copper coverage and component footprints change<\/li>\n\n\n\n<li>Test methods differ<\/li>\n<\/ul>\n\n\n\n<p>When suppliers talk about measuring thermal conductivity for dielectric systems, you\u2019ll often see lab methods aligned with standards such as&nbsp;<strong>ASTM D5470<\/strong>&nbsp;(commonly referenced for thermal interface\/through-thickness measurements). That\u2019s useful, but it doesn\u2019t replace a build-level check on your exact stack-up.<\/p>\n\n\n\n<p>If you want fewer surprises, align early on:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>stack-up definition<\/li>\n\n\n\n<li>target dielectric thickness<\/li>\n\n\n\n<li>test coupon plan (if needed)<\/li>\n\n\n\n<li>production control points under your\u00a0<strong><a href=\"https:\/\/template01.zehannet.net\/es\/quality\/\">Quality<\/a><\/strong>\u00a0system expectations<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"where-this-fits-in-a-b2b-oem-flow-prototype-pilot-mass-production-\">Where this fits in a B2B OEM flow (prototype \u2192 pilot \u2192 mass production)<\/h2>\n\n\n\n<p>A lot of thermal drama is really a process drama: the prototype looks fine, then pilot build drifts, then the field returns start.<\/p>\n\n\n\n<p>The fix is boring\u2014but it works:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Lock the thermal stack-up early<\/li>\n\n\n\n<li>Get DFM feedback before you freeze mechanics<\/li>\n\n\n\n<li>Keep the panelization and routing stable for volume<\/li>\n\n\n\n<li>Run consistent fabrication through\u00a0<strong><a href=\"https:\/\/template01.zehannet.net\/es\/services\/pcb-fabrication\/\">PCB Fabrication<\/a><\/strong>\u00a0and, when needed, higher-end build controls via\u00a0<strong><a href=\"https:\/\/template01.zehannet.net\/es\/services\/advanced-pcb\/\">Advanced PCB<\/a><\/strong><\/li>\n<\/ul>\n\n\n\n<p>If you\u2019re sourcing for OEM brands, EMS, design+build houses, labs, or fast-moving hardware teams, that end-to-end stability matters as much as the \u201c3W vs 4W\u201d debate.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"quick-wrap-up-what-s-the-difference-in-one-sentence-\">Quick wrap-up: what\u2019s the difference, in one sentence?<\/h2>\n\n\n\n<p><strong>1W, 2W, 3W, and 4W usually describe the dielectric layer\u2019s thermal conductivity (W\/m\u00b7K), and higher k cuts the dielectric\u2019s thermal resistance\u2014helping heat reach the aluminum base faster, which keeps LEDs and power parts cooler when layout and mounting are already under control.<\/strong><\/p>\n\n\n\n<p>If you want more context on how we handle metal-core jobs in production, start from the&nbsp;<strong><a href=\"https:\/\/template01.zehannet.net\/es\/\">homepage<\/a><\/strong>&nbsp;and then check&nbsp;<strong><a href=\"https:\/\/template01.zehannet.net\/es\/services\/\">Services<\/a><\/strong>&nbsp;to match your prototype or batch workflow.<\/p>","protected":false},"excerpt":{"rendered":"<p>Learn what 1W\u20134W aluminum-core MCPCB ratings really mean, how dielectric W\/m\u00b7K changes heat flow, and when 2W, 3W, or 4W makes sense.<\/p>","protected":false},"author":1,"featured_media":1052,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_gspb_post_css":"","footnotes":""},"categories":[1],"tags":[711,713,708,718,717],"class_list":["post-1050","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-market-trends","tag-aluminum-core-pcb","tag-ims-pcb","tag-mcpcb","tag-thermal-conductivity","tag-w-mk-dielectric"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/template01.zehannet.net\/es\/wp-json\/wp\/v2\/posts\/1050","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/template01.zehannet.net\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/template01.zehannet.net\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/template01.zehannet.net\/es\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/template01.zehannet.net\/es\/wp-json\/wp\/v2\/comments?post=1050"}],"version-history":[{"count":1,"href":"https:\/\/template01.zehannet.net\/es\/wp-json\/wp\/v2\/posts\/1050\/revisions"}],"predecessor-version":[{"id":1053,"href":"https:\/\/template01.zehannet.net\/es\/wp-json\/wp\/v2\/posts\/1050\/revisions\/1053"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/template01.zehannet.net\/es\/wp-json\/wp\/v2\/media\/1052"}],"wp:attachment":[{"href":"https:\/\/template01.zehannet.net\/es\/wp-json\/wp\/v2\/media?parent=1050"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/template01.zehannet.net\/es\/wp-json\/wp\/v2\/categories?post=1050"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/template01.zehannet.net\/es\/wp-json\/wp\/v2\/tags?post=1050"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}