{"id":8794,"date":"2026-06-12T08:00:00","date_gmt":"2026-06-12T08:00:00","guid":{"rendered":"https:\/\/gordakelec.com\/?p=8794"},"modified":"2026-05-18T08:43:34","modified_gmt":"2026-05-18T08:43:34","slug":"why-solder-wont-stick-to-my-tip","status":"publish","type":"post","link":"https:\/\/gordakelec.com\/zh\/why-solder-wont-stick-to-my-tip.html","title":{"rendered":"Why Solder Won\u2019t Stick to My Tip"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Solder won\u2019t stick to a soldering iron tip is usually caused by <strong>tip oxidation, contamination, incorrect temperature, or lack of proper flux and maintenance<\/strong>, not by the solder itself.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A properly working soldering tip should instantly attract solder and form a thin, shiny protective layer. When this does not happen, heat transfer becomes inefficient, solder joints become unreliable, and overall soldering performance drops significantly.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This guide explains the real technical reasons behind this issue and provides practical, industry-tested solutions used in PCB repair and electronics assembly.<\/p>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-color has-link-color wp-elements-8bd7bdccff14c30c001c0c2430055958\" id=\"h-how-a-soldering-iron-tip-should-work\" style=\"color:#004f87\"><strong>How a Soldering Iron Tip Should Work<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">To understand why solder fails to stick, it is important to first understand how a healthy soldering tip behaves.<\/p>\n\n\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\" id=\"h-heat-transfer-and-wetting-principle\"><strong>Heat transfer and wetting principle<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A soldering iron tip works by transferring heat to the PCB pad and component lead. When the correct temperature is reached, solder melts and wets both surfaces.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Wetting means the molten solder spreads evenly across the metal surface instead of forming beads. A properly tinned tip supports this process by improving thermal contact and reducing surface resistance.<\/p>\n\n\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\" id=\"h-role-of-flux-in-wetting\"><strong>Role of flux in wetting<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Flux plays a key role in removing oxidation from metal surfaces during soldering. It helps solder flow smoothly and bond properly to the tip, pad, and component leads.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Without flux, oxidation remains on the surface and prevents proper wetting, making solder more likely to bead or slide off.<\/p>\n\n\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\" id=\"h-importance-of-a-tinned-surface\"><strong>Importance of a tinned surface<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A good soldering tip should always have a thin layer of solder covering its working surface. This layer:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Protects the tip from oxidation<\/li>\n\n\n\n<li>Improves heat transfer efficiency<\/li>\n\n\n\n<li>Helps solder flow quickly and evenly<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">When this layer is missing or damaged, solder adhesion becomes difficult.<\/p>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-color has-link-color wp-elements-8c00038c8801d41f4114cca25ac64922\" id=\"h-main-reasons-why-solder-won-t-stick-to-the-tip\" style=\"color:#004f87\"><strong>Main Reasons Why Solder Won\u2019t Stick to the Tip<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">There are several common causes behind poor solder adhesion. In most real-world PCB repair cases, multiple factors are involved.<\/p>\n\n\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\" id=\"h-tip-oxidation-most-common-cause\"><strong>Tip oxidation (most common cause)<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Oxidation occurs when the soldering tip is exposed to high temperature and air for too long. This forms a dark, non-conductive layer on the tip surface.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This issue is more severe when using lead-free solder because it requires higher working temperatures, which accelerates oxidation.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Signs of oxidation include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Black or dark brown tip surface<\/li>\n\n\n\n<li>Solder rolling off instead of sticking<\/li>\n\n\n\n<li>Poor heat transfer<\/li>\n<\/ul>\n\n\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\" id=\"h-incorrect-soldering-temperature\"><strong>Incorrect soldering temperature<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Temperature has a direct impact on solder wetting behavior.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">If the temperature is too low:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Solder does not fully melt<\/li>\n\n\n\n<li>Wetting is weak<\/li>\n\n\n\n<li>Solder may clump or slide off<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">If the temperature is too high:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Flux burns too quickly<\/li>\n\n\n\n<li>Tip oxidation accelerates<\/li>\n\n\n\n<li>Surface becomes non-wettable<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Stable temperature control is essential for maintaining tip performance.<\/p>\n\n\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\" id=\"h-dirty-or-contaminated-tip-surface\"><strong>Dirty or contaminated tip surface<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Contamination is another major cause of poor solder adhesion. Common contaminants include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Burnt flux residue<\/li>\n\n\n\n<li>Old oxidized solder layers<\/li>\n\n\n\n<li>Oil or dirt from handling<\/li>\n\n\n\n<li>Residue from improper cleaning tools<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">These materials block direct metal contact and prevent proper wetting.<\/p>\n\n\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\" id=\"h-lack-of-flux\"><strong>Lack of flux<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Flux is essential for breaking down oxidation during soldering. Without it, the tip surface remains chemically inactive, and solder cannot bond properly.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This often happens when:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Using low-quality solder with insufficient flux core<\/li>\n\n\n\n<li>Skipping external flux in rework tasks<\/li>\n\n\n\n<li>Working on heavily oxidized surfaces<\/li>\n<\/ul>\n\n\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\" id=\"h-improper-cleaning-method\"><strong>Improper cleaning method<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Cleaning practices strongly affect tip condition.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Common mistakes include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Using wet sponge too aggressively<\/li>\n\n\n\n<li>Not re-tinning after cleaning<\/li>\n\n\n\n<li>Scraping with abrasive tools<\/li>\n\n\n\n<li>Leaving tip dry after wiping<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Wet sponges can cause thermal shock, while abrasive tools permanently damage the protective plating layer.<\/p>\n\n\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\" id=\"h-using-low-quality-solder\"><strong>Using low-quality solder<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Not all solder wires are suitable for electronics work.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Poor-quality solder may:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Contain weak or inconsistent flux<\/li>\n\n\n\n<li>Melt unevenly<\/li>\n\n\n\n<li>Leave heavy residue on the tip<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Plumbing solder or non-electronic solder types are especially problematic.<\/p>\n\n\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\" id=\"h-leaving-the-iron-dry-after-use\"><strong>Leaving the iron dry after use<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">One of the most common beginner mistakes is turning off the soldering iron without leaving a protective solder layer on the tip.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">When the tip cools without protection:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Oxygen attacks the metal surface<\/li>\n\n\n\n<li>Oxidation forms quickly<\/li>\n\n\n\n<li>Future solder adhesion becomes difficult<\/li>\n<\/ul>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-color has-link-color wp-elements-a4840dbe4468570249a632a4e4b9c43c\" id=\"h-how-to-fix-a-solder-that-won-t-stick-to-the-tip\" style=\"color:#004f87\"><strong>How to Fix a Solder That Won\u2019t Stick to the Tip<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Most cases can be recovered without replacing the tip.<\/p>\n\n\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\" id=\"h-step-1-clean-the-tip-properly\"><strong>Step 1 \u2013 Clean the tip properly<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Use brass wool to gently remove oxidation and residue. This method preserves the plating layer while restoring surface cleanliness.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Avoid aggressive scraping or sanding.<\/p>\n\n\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\" id=\"h-step-2-apply-flux-and-fresh-solder\"><strong>Step 2 \u2013 Apply flux and fresh solder<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Apply a small amount of flux to the tip, then melt fresh solder onto it. This helps reactivate the surface and restore wetting ability.<\/p>\n\n\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\" id=\"h-step-3-re-tin-the-tip\"><strong>Step 3 \u2013 Re-tin the tip<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Coat the entire working surface of the tip with a thin layer of solder. This protective layer is essential for preventing further oxidation.<\/p>\n\n\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\" id=\"h-step-4-use-tip-tinner-if-oxidation-is-severe\"><strong>Step 4 \u2013 Use tip tinner if oxidation is severe<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">For heavily oxidized tips, a tip tinner compound can help restore surface wetting by removing oxidation chemically and re-coating the surface.<\/p>\n\n\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\" id=\"h-step-5-check-temperature-stability\"><strong>Step 5 \u2013 Check temperature stability<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">After restoration, ensure the soldering station is operating within the correct temperature range. Unstable temperature settings can quickly recreate the same issue.<\/p>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-color has-link-color wp-elements-559f918730f10ce55d87bae36f56926f\" id=\"h-how-to-prevent-solder-from-not-sticking-again\" style=\"color:#004f87\"><strong>How to Prevent Solder From Not Sticking Again<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Prevention is more effective than repair.<\/p>\n\n\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\" id=\"h-always-keep-the-tip-tinned\"><strong>Always keep the tip tinned<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A thin solder layer should always remain on the tip surface. This is the simplest and most effective protection against oxidation.<\/p>\n\n\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\" id=\"h-use-correct-temperature-settings\"><strong>Use correct temperature settings<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Avoid unnecessarily high temperatures. Use only the heat required for proper solder flow and wetting.<\/p>\n\n\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\" id=\"h-clean-with-brass-sponge-instead-of-abrasive-tools\"><strong>Clean with brass sponge instead of abrasive tools<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Brass wool removes oxidation while preserving the protective plating. This helps maintain long-term tip performance.<\/p>\n\n\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\" id=\"h-use-quality-flux-core-solder\"><strong>Use quality flux-core solder<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Good solder improves wetting behavior and reduces oxidation buildup on the tip.<\/p>\n\n\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\" id=\"h-avoid-leaving-the-tip-dry-after-use\"><strong>Avoid leaving the tip dry after use<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Always apply a small amount of solder before turning off the soldering iron to protect the surface during cooling.<\/p>\n\n\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\" id=\"h-use-temperature-controlled-soldering-stations\"><strong>Use temperature-controlled soldering stations<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Stable temperature control reduces thermal stress and slows oxidation. This is especially important for lead-free soldering and continuous PCB work.<\/p>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-color has-link-color wp-elements-5c1fda96e54fe47152c13f5ecc91ed56\" id=\"h-common-mistakes-that-damage-soldering-tips\" style=\"color:#004f87\"><strong>Common Mistakes That Damage Soldering Tips<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Some habits permanently reduce tip lifespan.<\/p>\n\n\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\" id=\"h-scraping-the-tip-with-metal-tools-or-sandpaper\"><strong>Scraping the tip with metal tools or sandpaper<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">This removes the protective plating layer and exposes the core material, leading to rapid failure.<\/p>\n\n\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\" id=\"h-using-excessive-temperature-continuously\"><strong>Using excessive temperature continuously<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">High heat accelerates oxidation and reduces tip lifespan significantly.<\/p>\n\n\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\" id=\"h-over-cleaning-with-wet-sponge\"><strong>Over-cleaning with wet sponge<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Repeated thermal shock weakens surface coating and reduces wetting ability over time.<\/p>\n\n\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\" id=\"h-ignoring-maintenance-habits\"><strong>Ignoring maintenance habits<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Small issues such as not re-tinning or improper storage accumulate and eventually cause complete tip failure.<\/p>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-color has-link-color wp-elements-734d7b01a9d2086b3e94446a96703cbf\" id=\"h-when-to-replace-a-soldering-iron-tip\" style=\"color:#004f87\"><strong>When to Replace a Soldering Iron Tip<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A tip should be replaced when:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The copper core becomes exposed<\/li>\n\n\n\n<li>Oxidation cannot be removed even with tip tinner<\/li>\n\n\n\n<li>Heat transfer becomes inconsistent<\/li>\n\n\n\n<li>Surface becomes uneven or pitted<\/li>\n\n\n\n<li>Solder no longer wets even after cleaning and flux use<\/li>\n<\/ul>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-color has-link-color wp-elements-03bf73d64bfd7c718f0ff42ff0a671e7\" id=\"h-professional-tips-to-maintain-a-healthy-soldering-tip\" style=\"color:#004f87\"><strong>Professional Tips to Maintain a Healthy Soldering Tip<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Experienced technicians follow consistent habits:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Re-tin the tip frequently during work<\/li>\n\n\n\n<li>Use appropriate flux for different PCB types<\/li>\n\n\n\n<li>Maintain stable temperature control<\/li>\n\n\n\n<li>Avoid long idle heating periods<\/li>\n\n\n\n<li>Always store with a protective solder coating<\/li>\n\n\n\n<li>Match tip size to the application<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">These practices significantly improve both soldering quality and tool lifespan.<\/p>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-color has-link-color wp-elements-88ff004eb1762a15e30dc9b73212a2ea\" id=\"h-conclusion\" style=\"color:#004f87\"><strong>\u7ed3\u8bba<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Solder not sticking to a soldering iron tip is almost always caused by oxidation, contamination, improper temperature, or poor maintenance habits rather than solder quality itself.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">With correct cleaning methods, proper flux usage, and consistent re-tinning practices, most tip performance issues can be quickly resolved and prevented.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Stable temperature control and good maintenance routines are key to achieving reliable solder joints and extending soldering tip lifespan in PCB repair and electronics assembly.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For technical support, OEM\/ODM cooperation, or product inquiries, contact us at <strong><a href=\"mailto:info@gordakelec.com\">info@gordakelec.com<\/a><\/strong> to get professional soldering and PCB rework solutions.<\/p>","protected":false},"excerpt":{"rendered":"<p>Solder won\u2019t stick to a soldering iron tip is usually caused by tip oxidation, contamination, incorrect temperature, or lack of proper flux and maintenance, not by the solder itself. A properly working soldering tip should instantly attract solder and form a thin, shiny protective layer. When this does not happen, heat transfer becomes inefficient, solder [&hellip;]<\/p>","protected":false},"author":3,"featured_media":8797,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[79],"tags":[],"class_list":["post-8794","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-faqs-beginner-tips"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.0 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Why Solder Won\u2019t Stick to My Tip<\/title>\n<meta name=\"description\" content=\"Learn why solder won\u2019t stick to a soldering iron tip and how to fix it. 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