{"id":6677,"date":"2026-05-11T15:29:58","date_gmt":"2026-05-11T13:29:58","guid":{"rendered":"https:\/\/www.lesta.it\/?p=6677"},"modified":"2026-05-11T15:29:37","modified_gmt":"2026-05-11T13:29:37","slug":"why-are-suction-and-blowing-crucial-phases-in-metal-coating","status":"publish","type":"post","link":"https:\/\/www.lesta.it\/en\/why-are-suction-and-blowing-crucial-phases-in-metal-coating\/","title":{"rendered":"Why are suction and blowing crucial phases in metal coating?"},"content":{"rendered":"<p><strong>Suction and blowing for metal coating <\/strong>are crucial stages to ensure surfaces are perfectly dry and uniform prior to industrial painting. For metal components manufacturers, a cleaning system is typically installed before the painting process to remove all impurities from the parts, preventing defects in the final coating.<\/p>\n<p>After cleaning, components pass through high-temperature ovens to let residual water evaporate. However, the geometry of certain parts can cause water to pool in hollow cavities and hard-to-reach areas, which can severely compromise the quality of the finish.<\/p>\n<p>In this article you can discover everything about suction and blowing for metal coating.<\/p>\n<h2><strong>The problem of residual water in coating processes<\/strong><\/h2>\n<p>Inside industrial ovens, water evaporation is not always complete, particularly on components with:<\/p>\n<ul>\n<li>Deep cavities or hollows<\/li>\n<li>Intricate geometries<\/li>\n<li>Areas shielded from the thermal flow.<\/li>\n<\/ul>\n<p>Residual water can lead to:<\/p>\n<ul>\n<li>Surface imperfections<\/li>\n<li>Poor coating adhesion<\/li>\n<li>Need for manual rework.<\/li>\n<\/ul>\n<p>Traditionally, this issue is addressed through manual intervention, but this significantly increases production times and costs.<\/p>\n<h2><strong>Automation with Lesta extraction and blowing solutions<\/strong><\/h2>\n<p>Lesta has developed a robotic solution: a <strong>suction and blowing gun<\/strong> compatible with the <a href=\"https:\/\/www.lesta.it\/en\/robot\/lesta-lebot-mv-a6\/\" target=\"_blank\" rel=\"noopener\"><strong>Lesta LEBOT MV A6<\/strong><\/a> robotic arm, designed to:<\/p>\n<ul>\n<li>Extract residual water<\/li>\n<li>Blowing critical areas<\/li>\n<li>Repeat programmed movements with precision.<\/li>\n<\/ul>\n<p>The robot records the movements &#8211; suction, and blowing actions &#8211; allowing the production cycle to be replicated automatically.<\/p>\n<p>Watch <a href=\"https:\/\/www.youtube.com\/watch?v=OMyZ4JHthoI\" target=\"_blank\" rel=\"noopener\">here<\/a> how it works.<\/p>\n<h2><strong>What are the benefits of automation?<\/strong><\/h2>\n<p>The integration of automated suction and blowing system offers several advantages:<\/p>\n<p><strong>Enhanced coating quality<\/strong><\/p>\n<p>The complete elimination of moisture prevents surface defects, ensuring a uniform and durable finish.<\/p>\n<p><strong>Reduced costs and lead times<\/strong><\/p>\n<p>Automation minimises manual intervention and rework, significantly boosting production efficiency.<\/p>\n<p><strong>Repeatability and production continuity<\/strong><\/p>\n<p>Programs can be created in advance and recalled instantly, eliminating gaps between batches.<\/p>\n<p><strong>Elimination of water traps without component modification<\/strong><\/p>\n<p>The system removes residual water without the need to redesign parts or add extra drainage holes, preserving the structural integrity of the components while saving time and money.<\/p>\n<p><strong>Energy savings<\/strong><\/p>\n<p>By targeting and removing residual water mechanically, the demand for high oven temperatures is reduced, providing benefits in:<\/p>\n<ul>\n<li>Energy consumption<\/li>\n<li>Thermal stress on components<\/li>\n<li>Process sustainability.<\/li>\n<\/ul>\n<h2><strong>Industrial applications<\/strong><\/h2>\n<p>Suction and blowing solutions are ideal for:<\/p>\n<ul>\n<li>Metal parts manufacturers<\/li>\n<li>Industrial metal coating systems<\/li>\n<li>Production lines incorporating pretreatment systems<\/li>\n<li>Facilities using high-temperature ovens for parts drying.<\/li>\n<\/ul>\n<h2><strong>Lesta innovation for industrial coating<\/strong><\/h2>\n<p>Lesta designs robotic solutions to optimise every stage of the coating process. The suction and blowing gun, integrated with the Lesta <strong>LEBOT MV A6<\/strong>, enhances quality, efficiency, and safety &#8211; adapting seamlessly to various part geometries and automation requirements.<\/p>\n<p>Implementing suction and blowing systems within metal coating operations enables you to:<\/p>\n<ul>\n<li>Eliminate residual water without the need for manual intervention<\/li>\n<li>Reduce energy consumption<\/li>\n<li>Guarantee superior coating quality and uniformity<\/li>\n<li>Fully automate the production cycle.<\/li>\n<\/ul>\n<p>With Lesta technology, manufacturers can achieve more efficient, sustainable, and repeatable production. <a href=\"https:\/\/www.lesta.it\/en\/contact-us\/\" target=\"_blank\" rel=\"noopener\">Contact us<\/a> today to book a consultation.<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Suction and blowing for metal coating are crucial stages to ensure surfaces are perfectly dry and uniform prior to industrial painting. For metal components manufacturers, a cleaning system is typically installed before the painting process to remove all impurities from the parts, preventing defects in the final coating. After cleaning, components pass through high-temperature ovens<\/p>\n","protected":false},"author":6,"featured_media":6668,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[5],"tags":[78],"class_list":["post-6677","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","tag-lesta-en"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.8.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Why are suction and blowing crucial phases in metal coating? - Lesta<\/title>\n<meta name=\"description\" content=\"Suction and blowing for metal coating are crucial stages to ensure surfaces are perfectly dry and uniform prior to industrial painting.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.lesta.it\/en\/why-are-suction-and-blowing-crucial-phases-in-metal-coating\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Why are suction and blowing crucial phases in metal coating? 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