{"id":20629,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/axial-vibration\/"},"modified":"2026-05-23T23:05:49","modified_gmt":"2026-05-23T23:05:49","slug":"axial-vibration","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/lo\/glossary\/axial-vibration\/","title":{"rendered":"What is Axial Vibration in Rotating Machinery?"},"content":{"rendered":"<h1>Understanding Axial Vibration in Rotating Machinery<\/h1>\n\t\t<section class=\"woocommerce hestia-shop products is-shortcode\" id=\"products\" data-sorder=\"hestia_shop\" >\n\t\t\t\t\t\t<div class=\"\">\n\t\t\t\t\t\t<div class=\"hestia-shop-content\">\n\t\t\t<div class=\"row\" data-aos=\"fade-up\" >\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/lo\/product\/balanset-1\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/lo\/product\/balanset-1\/\" title=\"Portable balancer &#038; Vibration analyzer Balanset-1A\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Balanset-1A full kit portable balancer and vibration analyzer\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-18x12.webp 18w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-272x182.webp 272w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/lo\/product-category\/devices\/\" rel=\"tag\">Devices<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/lo\/product\/balanset-1\/\" title=\"Portable balancer &#038; Vibration analyzer Balanset-1A\">Portable balancer &#038; Vibration analyzer Balanset-1A<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span>1,975.00<\/span> + VAT (if applicable)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/lo\/wp-json\/wp\/v2\/glossary\/20629?add-to-cart=986\" data-quantity=\"1\" data-product_id=\"986\" data-product_sku=\"BS-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Add to cart\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Add to cart\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/lo\/wp-json\/wp\/v2\/glossary\/20629?add-to-cart=986\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_986\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"986\" data-product_sku=\"BS-1\" aria-label=\"Add to cart: \u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"\u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Add to cart<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_986\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/lo\/product\/vibration-sensor\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/lo\/product\/vibration-sensor\/\" title=\"Vibration sensor\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Balanset-1A vibration sensor close-up\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-1024x682.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3.webp 1280w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/lo\/product-category\/parts\/\" rel=\"tag\">Parts<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/lo\/product\/vibration-sensor\/\" title=\"Vibration sensor\">Vibration sensor<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span>90.00<\/span> + VAT (if applicable)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/lo\/wp-json\/wp\/v2\/glossary\/20629?add-to-cart=1820\" data-quantity=\"1\" data-product_id=\"1820\" data-product_sku=\"VS-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Add to cart\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Add to cart\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/lo\/wp-json\/wp\/v2\/glossary\/20629?add-to-cart=1820\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1820\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1820\" data-product_sku=\"VS-1\" aria-label=\"Add to cart: \u201cVibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"\u201cVibration sensor\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Add to cart<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1820\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/lo\/product\/optical-sensor-for-balanset-and-arbalance\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/lo\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optical Sensor (Laser Tachometer)\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Optical Sensor (Laser Tachometer)\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-1024x682.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-1536x1023.webp 1536w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-18x12.webp 18w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-460x306.webp 460w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU.webp 1600w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/lo\/product-category\/parts\/\" rel=\"tag\">Parts<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/lo\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optical Sensor (Laser Tachometer)\">Optical Sensor (Laser Tachometer)<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span>124.00<\/span> + VAT (if applicable)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/lo\/wp-json\/wp\/v2\/glossary\/20629?add-to-cart=1832\" data-quantity=\"1\" data-product_id=\"1832\" data-product_sku=\"Tach-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Add to cart\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Add to cart\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/lo\/wp-json\/wp\/v2\/glossary\/20629?add-to-cart=1832\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1832\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1832\" data-product_sku=\"Tach-1\" aria-label=\"Add to cart: \u201cOptical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"\u201cOptical Sensor (Laser Tachometer)\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Add to cart<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1832\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/lo\/product\/balanset-4\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/lo\/product\/balanset-4\/\" title=\"Balanset-4\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Vibromera rotor balancing kit: carry case, multi-channel signal conditioner, handheld analyzer, magnetic base, vibration sensors, and coiled cables.\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-18x12.webp 18w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-460x306.webp 460w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4.webp 640w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/lo\/product-category\/devices\/\" rel=\"tag\">Devices<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/lo\/product\/balanset-4\/\" title=\"Balanset-4\">Balanset-4<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span>6,803.00<\/span> + VAT (if applicable)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/lo\/wp-json\/wp\/v2\/glossary\/20629?add-to-cart=1833\" data-quantity=\"1\" data-product_id=\"1833\" data-product_sku=\"BS-4\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Add to cart\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Add to cart\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/lo\/wp-json\/wp\/v2\/glossary\/20629?add-to-cart=1833\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1833\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1833\" data-product_sku=\"BS-4\" aria-label=\"Add to cart: \u201cBalanset-4\u201d\" rel=\"nofollow\" data-success_message=\"\u201cBalanset-4\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Add to cart<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1833\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div><!-- \/.row --><div class=\"row\">\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/lo\/product\/magnet-stand\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/lo\/product\/magnet-stand\/\" title=\"Magnetic Stand Insize-60-kgf\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Magnet base.\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-1024x682.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36.webp 1280w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/lo\/product-category\/parts\/\" rel=\"tag\">Parts<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/lo\/product\/magnet-stand\/\" title=\"Magnetic Stand Insize-60-kgf\">Magnetic Stand Insize-60-kgf<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span 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class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span>1,735.00<\/span> + VAT (if applicable)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/lo\/wp-json\/wp\/v2\/glossary\/20629?add-to-cart=4193\" data-quantity=\"1\" data-product_id=\"4193\" data-product_sku=\"BS-1OEM\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Add to cart\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Add to cart\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/lo\/wp-json\/wp\/v2\/glossary\/20629?add-to-cart=4193\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_4193\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"4193\" data-product_sku=\"BS-1OEM\" aria-label=\"Add to cart: \u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"\u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Add to cart<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_4193\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/section>\n\t\t\n<p><strong>Axial vibration<\/strong> (also called longitudinal or thrust vibration) is the back-and-forth motion of a <a href=\"https:\/\/vibromera.eu\/lo\/glossary\/rotor\/\">rotor<\/a> in the direction parallel to its axis of rotation. Where <a href=\"https:\/\/vibromera.eu\/lo\/glossary\/lateral-vibration\/\">lateral vibration<\/a> is side-to-side motion perpendicular to the shaft, axial vibration is the shaft moving in and out along its own length, much like a piston. It is usually lower in amplitude than <a href=\"https:\/\/vibromera.eu\/lo\/glossary\/radial-vibration\/\">radial vibration<\/a>, yet it is highly diagnostic for a specific family of faults \u2014 above all <a href=\"https:\/\/vibromera.eu\/lo\/glossary\/misalignment\/\">misalignment<\/a>, <a href=\"https:\/\/vibromera.eu\/lo\/glossary\/thrust-bearing\/\">thrust-bearing<\/a> problems, and process-related issues in pumps and compressors. An experienced analyst treats it as an indispensable, not optional, part of a complete measurement set.<\/p>\n<h2>1. Characteristics and Measurement<\/h2>\n<h3>Direction and motion<\/h3>\n<p>Axial vibration occurs along the shaft&#8217;s centreline axis:<\/p>\n<ul>\n<li>Motion is parallel to the axis of rotation.<\/li>\n<li>The rotor moves back and forth in a reciprocating fashion.<\/li>\n<li>It is typically measured at bearing housings or shaft ends.<\/li>\n<li>Its amplitude is usually smaller than radial vibration but, when present, far more telling diagnostically.<\/li>\n<\/ul>\n<h3>Measurement setup<\/h3>\n<p>Capturing axial motion calls for deliberate sensor placement:<\/p>\n<ul>\n<li><strong>Sensor orientation:<\/strong> an <a href=\"https:\/\/vibromera.eu\/lo\/glossary\/accelerometer\/\">accelerometer<\/a> or <a href=\"https:\/\/vibromera.eu\/lo\/glossary\/velocity-transducer\/\">velocity transducer<\/a> mounted parallel to the shaft axis.<\/li>\n<li><strong>Typical locations:<\/strong> bearing-housing end caps, motor end bells, or thrust-bearing housings.<\/li>\n<li><strong>Proximity probes:<\/strong> a <a href=\"https:\/\/vibromera.eu\/lo\/glossary\/proximity-probe\/\">proximity probe<\/a> facing the end of the shaft can measure axial position directly.<\/li>\n<li><strong>Importance:<\/strong> often overlooked, but critical for a complete machinery diagnosis.<\/li>\n<\/ul>\n<h2>2. Primary Causes of Axial Vibration<\/h2>\n<h3>Misalignment \u2014 the most common cause<\/h3>\n<p><a href=\"https:\/\/vibromera.eu\/lo\/glossary\/misalignment\/\">Shaft misalignment<\/a>, and angular misalignment in particular, is the leading source of axial vibration:<\/p>\n<ul>\n<li><strong>Symptom:<\/strong> high 1\u00d7 or 2\u00d7 axial vibration at running speed.<\/li>\n<li><strong>Mechanism:<\/strong> an angular offset between coupled shafts pumps an oscillating axial force through the coupling on every revolution.<\/li>\n<li><strong>Diagnostic indicator:<\/strong> axial amplitude greater than 50% of radial amplitude strongly suggests misalignment.<\/li>\n<li><strong>Phase relationship:<\/strong> axial readings at the drive and non-drive ends are typically about 180\u00b0 out of <a href=\"https:\/\/vibromera.eu\/lo\/glossary\/phase\/\">phase<\/a>.<\/li>\n<\/ul>\n<h3>Thrust-bearing defects<\/h3>\n<p>Problems with the <a href=\"https:\/\/vibromera.eu\/lo\/glossary\/thrust-bearing\/\">thrust bearing<\/a> that fixes axial shaft position produce characteristic axial vibration:<\/p>\n<ul>\n<li>Thrust-bearing wear or damage.<\/li>\n<li>Insufficient thrust-bearing <a href=\"https:\/\/vibromera.eu\/lo\/glossary\/preload\/\">preload<\/a>.<\/li>\n<li>Thrust-bearing failure allowing excessive axial play.<\/li>\n<li>Lubrication issues specific to the thrust faces.<\/li>\n<\/ul>\n<h3>Hydraulic or aerodynamic forces<\/h3>\n<p>Process forces in pumps, compressors and turbines generate axial loads:<\/p>\n<ul>\n<li><strong>Pump <a href=\"https:\/\/vibromera.eu\/lo\/glossary\/cavitation\/\">cavitation<\/a>:<\/strong> collapsing vapour bubbles create axial shock forces.<\/li>\n<li><strong>Impeller imbalance:<\/strong> asymmetric flow produces oscillating axial thrust.<\/li>\n<li><strong>Axial flow turbulence:<\/strong> in axial compressors and turbines.<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/lo\/glossary\/surging\/\">Surging<\/a>:<\/strong> compressor surge causes violent axial vibration.<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/lo\/glossary\/recirculation\/\">Recirculation<\/a>:<\/strong> off-design operation that triggers flow instabilities.<\/li>\n<\/ul>\n<h3>Mechanical looseness<\/h3>\n<p>Excessive clearances let the rotor shuttle axially:<\/p>\n<ul>\n<li>Worn thrust-bearing surfaces.<\/li>\n<li>Loose coupling components.<\/li>\n<li>Inadequate axial restraint in the bearing arrangement.<\/li>\n<li>Worn spacers or shims.<\/li>\n<\/ul>\n<h3>Coupling problems<\/h3>\n<p>Coupling wear or poor installation generates axial vibration:<\/p>\n<ul>\n<li>Worn gear-coupling teeth allowing axial float.<\/li>\n<li>Improperly installed flexible <a href=\"https:\/\/vibromera.eu\/lo\/glossary\/coupling-defects\/\">couplings<\/a>.<\/li>\n<li>Coupling-spacer length errors.<\/li>\n<li>Universal-joint angles creating axial force components.<\/li>\n<\/ul>\n<h3>Thermal growth issues<\/h3>\n<p>Differential thermal expansion can impose axial forces:<\/p>\n<ul>\n<li>Piping thermal expansion pushing or pulling on the equipment.<\/li>\n<li>Uneven thermal growth between coupled machines.<\/li>\n<li>Foundation settling that disturbs axial alignment.<\/li>\n<\/ul>\n<h2>3. Diagnostic Significance<\/h2>\n<h3>Diagnosing misalignment<\/h3>\n<p>Axial vibration is the single best indicator of misalignment:<\/p>\n<ul>\n<li><strong>Rule of thumb:<\/strong> if axial vibration exceeds 50% of radial vibration, suspect misalignment.<\/li>\n<li><strong>Frequency content:<\/strong> predominantly 2\u00d7 for parallel-offset misalignment; both 1\u00d7 and 2\u00d7 for angular misalignment.<\/li>\n<li><strong>Phase analysis:<\/strong> a 180\u00b0 phase difference between axial readings at opposite ends confirms misalignment.<\/li>\n<li><strong>Confirmation:<\/strong> high axial vibration that drops sharply after precision <a href=\"https:\/\/vibromera.eu\/lo\/glossary\/laser-shaft-alignment\/\">shaft alignment<\/a> proves the diagnosis.<\/li>\n<\/ul>\n<h3>Pump and compressor diagnostics<\/h3>\n<p>For fluid-handling rotating equipment:<\/p>\n<ul>\n<li><strong>Cavitation:<\/strong> high-frequency, random, broadband axial vibration.<\/li>\n<li><strong>Hydraulic unbalance:<\/strong> 1\u00d7 axial vibration from asymmetric impeller loading.<\/li>\n<li><strong>Surge:<\/strong> large-amplitude, low-frequency axial oscillation.<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/lo\/glossary\/blade-passing-frequency\/\">Blade-pass frequency<\/a>:<\/strong> an axial component at blade-passing frequency points to flow problems.<\/li>\n<\/ul>\n<h3>Bearing condition assessment<\/h3>\n<ul>\n<li>A sudden rise in axial vibration may signal thrust-bearing deterioration.<\/li>\n<li>Axial vibration at thrust-bearing defect frequencies confirms a bearing problem.<\/li>\n<li>Excessive axial float measured with proximity probes indicates bearing wear.<\/li>\n<\/ul>\n<h2>4. Acceptable Levels and Standards<\/h2>\n<h3>General guidelines<\/h3>\n<p>The general machinery-vibration standards \u2014 the modern <a href=\"https:\/\/vibromera.eu\/lo\/glossary\/iso-20816-1\/\">ISO 20816<\/a> series, which superseded ISO 10816 \u2014 focus chiefly on radial vibration, so axial limits are usually framed relative to it:<\/p>\n<ul>\n<li><strong>Relative to radial:<\/strong> under normal conditions axial vibration should stay below 50% of radial vibration.<\/li>\n<li><strong>Absolute limits:<\/strong> typically 25\u201350% of the radial limit for the machine&#8217;s class.<\/li>\n<li><strong>Baseline comparison:<\/strong> a 50\u2013100% rise from <a href=\"https:\/\/vibromera.eu\/lo\/glossary\/baseline\/\">baseline<\/a> warrants investigation, regardless of the absolute value.<\/li>\n<\/ul>\n<h3>Equipment-specific standards<\/h3>\n<ul>\n<li><strong>API 610 (centrifugal pumps):<\/strong> specifies both radial and axial vibration limits.<\/li>\n<li><strong>API 617 (centrifugal compressors):<\/strong> includes axial vibration acceptance criteria.<\/li>\n<li><strong>Turbomachinery:<\/strong> often monitored continuously with dedicated axial-position and axial-vibration sensors, frequently to <a href=\"https:\/\/vibromera.eu\/lo\/glossary\/api-670\/\">API 670<\/a> machinery-protection practice.<\/li>\n<\/ul>\n<h2>5. Correction and Mitigation Methods<\/h2>\n<h3>For misalignment<\/h3>\n<ol>\n<li><strong>Precision shaft alignment:<\/strong> use laser alignment tools to correct angular and parallel misalignment.<\/li>\n<li><strong>Soft-foot correction:<\/strong> ensure every mounting foot sits flat before aligning \u2014 see <a href=\"https:\/\/vibromera.eu\/lo\/glossary\/soft-foot\/\">soft foot<\/a>.<\/li>\n<li><strong>Thermal-growth allowance:<\/strong> account for operating-temperature expansion when setting cold alignment targets.<\/li>\n<li><strong>Pipe-strain relief:<\/strong> eliminate piping forces that drag equipment out of alignment.<\/li>\n<\/ol>\n<h3>For thrust-bearing issues<\/h3>\n<ul>\n<li>Replace worn thrust-bearing components.<\/li>\n<li>Verify correct thrust-bearing preload and clearances.<\/li>\n<li>Ensure adequate lubrication to the thrust faces.<\/li>\n<li>Check correct installation and shimming.<\/li>\n<\/ul>\n<h3>For process-related axial forces<\/h3>\n<ul>\n<li><strong>Eliminate cavitation:<\/strong> raise inlet pressure, lower fluid temperature, clear inlet blockages.<\/li>\n<li><strong>Optimise the operating point:<\/strong> keep pumps and compressors within their design range.<\/li>\n<li><strong>Balance hydraulic forces:<\/strong> use balance holes or back vanes on impellers.<\/li>\n<li><strong>Anti-surge control:<\/strong> implement effective surge prevention on compressors.<\/li>\n<\/ul>\n<h3>For mechanical issues<\/h3>\n<ul>\n<li>Replace worn couplings and coupling components.<\/li>\n<li>Tighten loose mechanical connections.<\/li>\n<li>Verify correct spacer and shim dimensions.<\/li>\n<li>Install couplings per the manufacturer&#8217;s specification.<\/li>\n<\/ul>\n<h2>6. Measurement Best Practices<\/h2>\n<h3>Sensor installation<\/h3>\n<ul>\n<li><strong>Firm mounting:<\/strong> prefer studs or adhesive over magnets for axial measurements where possible \u2014 see <a href=\"https:\/\/vibromera.eu\/lo\/glossary\/mounting\/\">sensor mounting<\/a>.<\/li>\n<li><strong>Verify orientation:<\/strong> make sure the sensor is truly parallel to the shaft axis, not skewed at an angle.<\/li>\n<li><strong>Both ends:<\/strong> measure axial vibration at both drive and non-drive ends so phase can be compared.<\/li>\n<li><strong>Proximity probes:<\/strong> for critical equipment, install permanent axial-position sensors.<\/li>\n<\/ul>\n<h3>Data collection<\/h3>\n<ul>\n<li>Always collect axial data alongside horizontal and vertical radial measurements.<\/li>\n<li>Record the phase relationship between axial readings at different locations.<\/li>\n<li>Compare axial-to-radial amplitude ratios.<\/li>\n<li><a href=\"https:\/\/vibromera.eu\/lo\/glossary\/trending\/\">Trend<\/a> axial vibration over time to catch developing problems early.<\/li>\n<\/ul>\n<h2>7. Axial vs Radial Vibration<\/h2>\n<p>Keeping the two directions distinct is central to fault identification:<\/p>\n<table border=\"1\" style=\"width:100%; border-collapse:collapse;\">\n<tr>\n<th>Aspect<\/th>\n<th>Radial (lateral) vibration<\/th>\n<th>Axial vibration<\/th>\n<\/tr>\n<tr>\n<td>Direction<\/td>\n<td>Perpendicular to shaft axis<\/td>\n<td>Parallel to shaft axis<\/td>\n<\/tr>\n<tr>\n<td>Typical amplitude<\/td>\n<td>Higher<\/td>\n<td>Lower (usually &lt; 50% of radial)<\/td>\n<\/tr>\n<tr>\n<td>Primary causes<\/td>\n<td><a href=\"https:\/\/vibromera.eu\/lo\/glossary\/unbalance\/\">Unbalance<\/a>, <a href=\"https:\/\/vibromera.eu\/lo\/glossary\/bent-shaft\/\">bent shaft<\/a>, bearing defects<\/td>\n<td>Misalignment, thrust-bearing issues, process forces<\/td>\n<\/tr>\n<tr>\n<td>Diagnostic value<\/td>\n<td>General machinery condition<\/td>\n<td>Specific to misalignment and thrust problems<\/td>\n<\/tr>\n<tr>\n<td>Monitoring priority<\/td>\n<td>Primary focus<\/td>\n<td>Secondary but critical for diagnosis<\/td>\n<\/tr>\n<\/table>\n<h2>8. Practical Field Diagnosis<\/h2>\n<p>In the field, the decisive axial-vibration test is comparative: read amplitude and phase axially at both bearing ends and weigh them against the radial readings. A portable two-channel <a href=\"https:\/\/vibromera.eu\/lo\/glossary\/vibration-analyzer\/\">vibration analyser<\/a> such as the <a href=\"https:\/\/vibromera.eu\/lo\/product\/balanset-1\/\">Balanset-1A<\/a> is well suited to this, because its two channels can capture both ends at once with a shared <a href=\"https:\/\/vibromera.eu\/lo\/glossary\/tachometer\/\">tachometer<\/a> phase reference \u2014 making the tell-tale 180\u00b0 axial phase split of misalignment, and the 1\u00d7\/2\u00d7 <a href=\"https:\/\/vibromera.eu\/lo\/glossary\/harmonics\/\">harmonic<\/a> pattern in the <a href=\"https:\/\/vibromera.eu\/lo\/glossary\/fft\/\">FFT<\/a> spectrum, immediately visible. That same comparison guards against a costly mistake: high radial 1\u00d7 vibration is easily blamed on <a href=\"https:\/\/vibromera.eu\/lo\/glossary\/unbalance\/\">unbalance<\/a>, but a strong matching axial component points instead to misalignment, which no amount of <a href=\"https:\/\/vibromera.eu\/lo\/glossary\/balancing\/\">balancing<\/a> will cure. Confirming the direction of the dominant motion before reaching for trial weights is what separates a lasting repair from a wasted afternoon.<\/p>\n<h2>9. Industry Applications<\/h2>\n<p>Axial-vibration monitoring is especially valuable for:<\/p>\n<ul>\n<li><strong>Centrifugal pumps:<\/strong> hydraulic-force and cavitation detection.<\/li>\n<li><strong>Compressors:<\/strong> thrust-bearing monitoring and surge detection.<\/li>\n<li><strong>Turbines:<\/strong> axial blade forces and thrust-bearing condition.<\/li>\n<li><strong>Coupled equipment:<\/strong> alignment verification and coupling condition.<\/li>\n<li><strong>Process equipment:<\/strong> flow-condition monitoring.<\/li>\n<\/ul>\n<p>Although axial vibration is often overshadowed by the more prominent radial signal, experienced analysts prize its diagnostic value. A great many faults that radial measurements alone would miss are laid bare by the axial pattern \u2014 which is exactly why a thorough <a href=\"https:\/\/vibromera.eu\/lo\/glossary\/condition-monitoring\/\">condition-monitoring<\/a> programme always measures all three directions.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/lo\/glossary\/\">\u2190 Back to Main Index<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Learn about axial vibration, the back-and-forth motion parallel to the shaft axis caused by misalignment, thrust bearing issues, and hydraulic forces in rotating equipment.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,110],"tags":[],"class_list":["post-20629","glossary","type-glossary","status-publish","hentry","category-glossary","category-vibration-diagnostics"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/lo\/wp-json\/wp\/v2\/glossary\/20629","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/lo\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/lo\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/lo\/wp-json\/wp\/v2\/glossary\/20629\/revisions"}],"predecessor-version":[{"id":101453,"href":"https:\/\/vibromera.eu\/lo\/wp-json\/wp\/v2\/glossary\/20629\/revisions\/101453"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/lo\/wp-json\/wp\/v2\/media?parent=20629"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/lo\/wp-json\/wp\/v2\/categories?post=20629"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/lo\/wp-json\/wp\/v2\/tags?post=20629"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}