{"id":1589919,"date":"2026-05-12T15:01:24","date_gmt":"2026-05-12T12:01:24","guid":{"rendered":"https:\/\/steiner.com.ua\/?p=1589919"},"modified":"2026-05-12T15:01:27","modified_gmt":"2026-05-12T12:01:27","slug":"vybir-ushhilnyuvachiv-ta-materialiv-dlya-nasosiv-v-agresyvnyh-seredovyshhah-yak-unyknuty-pryhovanyh-vytrat","status":"publish","type":"post","link":"https:\/\/steiner.com.ua\/en\/vybir-ushhilnyuvachiv-ta-materialiv-dlya-nasosiv-v-agresyvnyh-seredovyshhah-yak-unyknuty-pryhovanyh-vytrat\/","title":{"rendered":"The choice of seals and materials for pumps in aggressive media: how to avoid hidden costs"},"content":{"rendered":"<p class=\"wp-block-paragraph\">In the chemical industry the safety and reliability of equipment are critical factors. When it comes to pumping aggressive reagents, a \u201cstandard\u201d solution often becomes the cause of emergency shutdowns and costly repairs. The correct choice of materials is not simply a matter of technical compliance, but a strategy for turning environmental and safety risks into a profitable operating model.<\/p><h2 class=\"wp-block-heading\">Why do the materials of the casing and the wetted end matter?<\/h2><p class=\"wp-block-paragraph\">Aggressive substances are capable of destroying an incorrectly selected metal within a matter of weeks. Modern green engineering requires equipment not only to be resistant, but also to minimise the loss of resources.<\/p><h3 class=\"wp-block-heading\">The main types of materials:<\/h3><ul class=\"wp-block-list\"><li><strong>High-alloy steels and alloys<\/strong>: Used for acids and alkalis of medium concentration.<\/li>\n\n<li><strong>Polymers (PVDF, PTFE)<\/strong>: Ideal for working with extremely active reagents, where even special steels are subject to corrosion.<\/li>\n\n<li><strong>Ceramics<\/strong>: Provides the highest wear resistance when pumping abrasive chemical mixtures.<\/li><\/ul><h2 class=\"wp-block-heading\">Seals: the fine line between tightness and leakage<\/h2><p class=\"wp-block-paragraph\">A leak of aggressive chemicals is not only a loss of product, but also a threat to the lives of personnel and a source of environmental fines. In the conditions of the personnel shortage of 2026, the automation of tightness monitoring is becoming the only way to ensure uninterrupted operation.<\/p><h3 class=\"wp-block-heading\">Which seal should you choose?<\/h3><ol class=\"wp-block-list\"><li><strong>Mechanical face seals<\/strong>: The most widespread option, requiring precise selection of the friction pair (for example, silicon carbide) depending on the type of reagent.<\/li>\n\n<li><strong>Magnetic couplings<\/strong>: The \u201csealless pump\u201d technology, in which there are no dynamic seals. This is the gold standard for working with toxic and explosive substances.<\/li>\n\n<li><strong>Gland packings made of special fibres<\/strong>: Permissible only in specific processes where controlled seepage is possible.<\/li><\/ol><h2 class=\"wp-block-heading\">The effect on OEE and the total cost of ownership (TCO)<\/h2><p class=\"wp-block-paragraph\">An incorrect choice of materials increases the operating cost because of:<\/p><ul class=\"wp-block-list\"><li><strong>Frequent service pauses<\/strong>: Every time a pump stops for repair, you lose money.<\/li>\n\n<li><strong>Energy costs<\/strong>: A worn wetted end reduces the efficiency of the pump, which leads to excess electricity consumption.<\/li>\n\n<li><strong>Disposal costs<\/strong>: Chemical leaks require additional spending on effluent treatment.<\/li><\/ul><p class=\"wp-block-paragraph\">A tip from Steiner: the use of dosing and packaging systems with automated monitoring makes it possible to detect the wear of seals even before the moment of a critical leak.<\/p><h2 class=\"wp-block-heading\">Invest in reliability today<\/h2><p class=\"wp-block-paragraph\">Modernisation of pumping equipment using the right materials makes it possible to cut energy costs by up to 30% and to ensure a level of safety that meets the standards of 2026.<\/p><p class=\"wp-block-paragraph\">Would you like to carry out an audit of your system and select the optimal materials for your reagents? Contact Steiner Ukraine \u2014 we know how to make chemical processes safe and profitable.<\/p>","protected":false},"excerpt":{"rendered":"<p>In the chemical industry the safety and reliability of equipment are critical factors. When it comes to pumping aggressive reagents, a \u201cstandard\u201d solution often becomes the cause of emergency shutdowns and costly repairs. The correct choice of materials is not simply a matter of technical compliance, but a strategy for turning environmental&#8230;<\/p>","protected":false},"author":6,"featured_media":1589920,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[189],"tags":[],"class_list":["post-1589919","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-stattya"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u0423\u0449\u0456\u043b\u044c\u043d\u044e\u0432\u0430\u0447\u0456 \u0442\u0430 \u043c\u0430\u0442\u0435\u0440\u0456\u0430\u043b\u0438 \u0434\u043b\u044f \u043d\u0430\u0441\u043e\u0441\u0456\u0432 \u0432 \u0430\u0433\u0440\u0435\u0441\u0438\u0432\u043d\u0438\u0445 \u0441\u0435\u0440\u0435\u0434\u043e\u0432\u0438\u0449\u0430\u0445 | Steiner Ukraine<\/title>\n<meta name=\"description\" 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