{"id":6010,"date":"2026-09-17T05:12:07","date_gmt":"2026-09-17T05:12:07","guid":{"rendered":"https:\/\/www.railgrindingwheel.com\/?page_id=6010"},"modified":"2026-09-17T06:25:43","modified_gmt":"2026-09-17T06:25:43","slug":"vossloh-hsg","status":"publish","type":"page","link":"https:\/\/www.railgrindingwheel.com\/pt\/railgrinderlibrary\/vossloh-hsg\/","title":{"rendered":"Vossloh HSG-2 High-Speed Grinding Train"},"content":{"rendered":"<style>\n.rgw-hsg{--blue:#075ca8;--navy:#072a45;--pale:#f2f6f8;--line:#d4e0e7;--ink:#14344b;--muted:#5d7281;color:var(--ink);font-family:Montserrat,Arial,sans-serif}.rgw-hsg *{box-sizing:border-box}.rgw-hsg a{color:var(--blue)}.rgw-shell{width:min(1180px,calc(100% - 36px));margin:auto}.rgw-breadcrumb{padding:16px 0;color:#637887;font-size:13px}.rgw-hero{padding:56px 0;color:#fff;background:linear-gradient(120deg,#061d31,#0a3557 72%,#075ca8)}.rgw-hero-grid{display:grid;grid-template-columns:1fr 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a{padding:20px;border:1px solid var(--line);text-decoration:none}.rgw-related-grid strong{display:block;margin:7px 0;font:700 21px \"Roboto Slab\",Georgia,serif}.rgw-related-grid span{color:#667b89;font-size:11px}.rgw-related-grid .rgw-library{color:#fff;background:#0b3d5d}.rgw-related-grid .rgw-library span{color:#c5d7e1}@media(max-width:760px){.rgw-hero-grid,.rgw-layout,.rgw-wheel-body{grid-template-columns:1fr}.rgw-aside{position:static}.rgw-facts,.rgw-gallery,.rgw-usecases,.rgw-process,.rgw-checklist,.rgw-related-grid{grid-template-columns:1fr 1fr}}@media(max-width:600px){.rgw-facts,.rgw-gallery,.rgw-usecases,.rgw-process,.rgw-checklist,.rgw-related-grid,.rgw-wheel-specs{grid-template-columns:1fr}.rgw-spec-row{grid-template-columns:1fr}.rgw-spec-row:first-child{display:none}.rgw-wheel-copy{padding:0 24px 25px}}\n<\/style>\n<div class=\"rgw-hsg\">\n<div class=\"rgw-shell rgw-breadcrumb\"><a href=\"https:\/\/www.railgrindingwheel.com\/railgrinderlibrary\/\">Grinding Trains Library<\/a> \/ Vossloh \/ HSG-2<\/div>\n<section class=\"rgw-hero\">\n<div class=\"rgw-shell rgw-hero-grid\">\n<div>\n<div class=\"rgw-brand\">VOSSLOH \u00b7 High-Speed Grinding<\/div>\n<h1>Vossloh HSG-2 High-Speed Grinding Train<\/h1>\n<p class=\"rgw-answer\">The Vossloh HSG, specifically the HSG-2 mainline train, is a hauled high-speed rail grinder for preventive maintenance on standard-gauge routes. It grinds at 60\u201380 km\/h, treats up to 60 km non-stop depending on wheel configuration, and is designed to work within the normal train schedule.<\/p>\n<p class=\"rgw-review\">Source reviewed: Vossloh HSG-2 Technical Datasheet, July 2025; cross-checked against the current Vossloh High Speed Grinding page<\/p>\n<div class=\"rgw-actions\"><a class=\"rgw-btn rgw-btn-primary\" href=\"#specifications\">View specifications<\/a><a class=\"rgw-btn rgw-btn-secondary\" href=\"#grinding-wheel\">View wheel reference<\/a><\/div>\n<\/div>\n<figure class=\"rgw-hero-media\"><img decoding=\"async\" data-src=\"https:\/\/www.railgrindingwheel.com\/wp-content\/uploads\/2026\/09\/vossloh-hsg-2-high-speed-grinding-train.png\" alt=\"Vossloh HSG-2 high-speed grinding train for preventive mainline rail maintenance\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" class=\"lazyload\" style=\"--smush-placeholder-width: 1025px; --smush-placeholder-aspect-ratio: 1025\/647;\"><figcaption>Vossloh HSG-2 high-speed grinding train.<\/figcaption><\/figure>\n<\/div>\n<\/section>\n<div class=\"rgw-shell rgw-facts\">\n<div><small>Operating speed<\/small><strong>60\u201380 km\/h<\/strong><\/div>\n<div><small>Non-stop grinding<\/small><strong>Up to 60 km<\/strong><\/div>\n<div><small>Transport speed<\/small><strong>120 km\/h<\/strong><\/div>\n<div><small>Track type<\/small><strong>Standard gauge<\/strong><\/div>\n<\/div>\n<p><main class=\"rgw-body\"><\/p>\n<div class=\"rgw-shell rgw-layout\">\n<article class=\"rgw-main\">\n<nav class=\"rgw-toc\"><strong>On this page<\/strong><a href=\"#overview\">Overview<\/a><a href=\"#applications\">Applications<\/a><a href=\"#gallery\">Gallery<\/a><a href=\"#specifications\">Specifications<\/a><a href=\"#comparison\">HSG vs HSG-city<\/a><a href=\"#grinding-wheel\">Grinding wheel<\/a><a href=\"#faq\">FAQ<\/a><\/nav>\n<section id=\"overview\" class=\"rgw-section\"><span class=\"rgw-kicker\">Machine overview<\/span><\/p>\n<h2>What is the Vossloh HSG-2?<\/h2>\n<p>HSG means High Speed Grinding. HSG-2 is Vossloh&#8217;s mainline HSG train and is also described by Vossloh as smart HSG-2 in current product information; some references use HSG II. It uses passive grinding technology: rail contact drives the grinding wheels while the train is hauled through the worksite.<\/p>\n<p>The process is intended for frequent, low-removal preventive treatment. Vossloh explains that early treatment removes the approximately 0.1 mm hardened surface layer associated with rolling contact fatigue, helping limit head checks and squats before deeper corrective machining becomes necessary.<\/p>\n<p>The July 2025 datasheet identifies a 44.28 m two-vehicle consist comprising a 24.64 m machining vehicle and a 19.64 m support vehicle. It is not self-propelled and requires suitable traction.<\/p>\n<p class=\"rgw-note\"><strong>Short answer for machine selection:<\/strong> choose HSG-2 when the priority is long-distance preventive grinding on mainline or high-speed routes at timetable-compatible speed. Choose HSG-city when compact urban geometry is the controlling requirement.<\/p>\n<p class=\"rgw-note\"><strong>Evidence boundary:<\/strong> this page covers the HSG-2 mainline configuration in Vossloh&#8217;s July 2025 technical datasheet. HSG-city is a separate, compact urban vehicle; its dimensions and operating range must not be transferred to HSG-2.<\/p>\n<\/section>\n<section id=\"applications\" class=\"rgw-section\"><span class=\"rgw-kicker\">Published operating scope<\/span><\/p>\n<h2>What work is HSG-2 designed to perform?<\/h2>\n<div class=\"rgw-usecases\">\n<div><strong>Preventive rail machining<\/strong><\/p>\n<p>Regular light material removal to slow the development of rail surface defects.<\/p>\n<\/div>\n<div><strong>Limited corrective machining<\/strong><\/p>\n<p>The datasheet includes corrective work with limitations; project suitability depends on defect depth and removal target.<\/p>\n<\/div>\n<div><strong>New-rail mill-scale removal<\/strong><\/p>\n<p>Vossloh lists mill-scale removal on newly laid rail, also with limitations.<\/p>\n<\/div>\n<div><strong>Noise and residue treatment<\/strong><\/p>\n<p>Published applications include noise reduction and removal of slippery residues.<\/p>\n<\/div>\n<\/div>\n<p>Vossloh reports noise reduction of 3\u201310 dB and rail-life extension of up to 100%. These are manufacturer claims and should be interpreted as project-dependent outcomes, not universal guarantees.<\/p>\n<\/section>\n<section id=\"gallery\" class=\"rgw-section\"><span class=\"rgw-kicker\">Manufacturer images<\/span><\/p>\n<h2>Vossloh HSG-2 gallery<\/h2>\n<div class=\"rgw-gallery\"><a href=\"https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/09\/vossloh-hsg-2-mainline-grinding-train-scaled.jpg.webp\" data-smush-webp-fallback=\"{&quot;href&quot;:&quot;https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/vossloh-hsg-2-mainline-grinding-train-scaled.jpg&quot;}\"><img decoding=\"async\" data-src=\"https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/09\/vossloh-hsg-2-mainline-grinding-train-scaled.jpg.webp\" alt=\"Vossloh HSG-2 high-speed grinding train\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" class=\"lazyload\" style=\"--smush-placeholder-width: 1080px; --smush-placeholder-aspect-ratio: 1080\/871;\" data-smush-webp-fallback=\"{&quot;data-src&quot;:&quot;https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/vossloh-hsg-2-mainline-grinding-train-scaled.jpg&quot;}\"><\/a><a href=\"https:\/\/www.railgrindingwheel.com\/wp-content\/uploads\/2026\/09\/vossloh-hsg-2-rail-grinding-operation.jpg\"><img decoding=\"async\" data-src=\"https:\/\/www.railgrindingwheel.com\/wp-content\/uploads\/2026\/09\/vossloh-hsg-2-rail-grinding-operation.jpg\" alt=\"Vossloh HSG-2 operating on a mainline\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" class=\"lazyload\" style=\"--smush-placeholder-width: 1025px; --smush-placeholder-aspect-ratio: 1025\/647;\"><\/a><a href=\"https:\/\/www.railgrindingwheel.com\/wp-content\/uploads\/2026\/09\/vossloh-hsg-2-high-speed-grinding-detail.jpg\"><img decoding=\"async\" data-src=\"https:\/\/www.railgrindingwheel.com\/wp-content\/uploads\/2026\/09\/vossloh-hsg-2-high-speed-grinding-detail.jpg\" alt=\"Vossloh HSG-2 high-speed grinding system detail\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" class=\"lazyload\" style=\"--smush-placeholder-width: 1016px; --smush-placeholder-aspect-ratio: 1016\/648;\"><\/a><\/div>\n<\/section>\n<section id=\"specifications\" class=\"rgw-section\"><span class=\"rgw-kicker\">Manufacturer technical data<\/span><\/p>\n<h2>Vossloh HSG-2 specifications<\/h2>\n<div class=\"rgw-spec\">\n<div class=\"rgw-spec-row\"><span>Specification<\/span><span>Published value<\/span><span>Qualification<\/span><\/div>\n<div class=\"rgw-spec-row\"><b>Consist length<\/b><span>44.28 m<\/span><span>24.64 m machining + 19.64 m support vehicle<\/span><\/div>\n<div class=\"rgw-spec-row\"><b>Width \/ height<\/b><span>2,982 \/ 4,248 mm<\/span><span>Published vehicle dimensions<\/span><\/div>\n<div class=\"rgw-spec-row\"><b>Self-propelled<\/b><span>No<\/span><span>External traction required<\/span><\/div>\n<div class=\"rgw-spec-row\"><b>Operating speed<\/b><span>60\u201380 km\/h<\/span><span>Grinding mode<\/span><\/div>\n<div class=\"rgw-spec-row\"><b>Transport \/ hauled speed<\/b><span>120 km\/h<\/span><span>Maximum published value<\/span><\/div>\n<div class=\"rgw-spec-row\"><b>Tare \/ permitted overall mass<\/b><span>120 \/ 152 t<\/span><span>Machining and support vehicles combined<\/span><\/div>\n<div class=\"rgw-spec-row\"><b>Maximum wheelset load<\/b><span>21 t<\/span><span>Published value<\/span><\/div>\n<div class=\"rgw-spec-row\"><b>Minimum curve radius<\/b><span>150 m transport \/ 180 m operating<\/span><span>Ra values<\/span><\/div>\n<div class=\"rgw-spec-row\"><b>Gradient<\/b><span>Up to 40\u2030<\/span><span>Traction requirement depends on gradient<\/span><\/div>\n<div class=\"rgw-spec-row\"><b>Grinding zone<\/b><span>Z\u22128 to Y+14<\/span><span>Possible transverse-profile zone<\/span><\/div>\n<div class=\"rgw-spec-row\"><b>Reference removal<\/b><span>0.1 mm<\/span><span>At Y\u221210 \/ Y\u221220 measuring points for listed DB application<\/span><\/div>\n<div class=\"rgw-spec-row\"><b>Standards<\/b><span>DB Ril. 824.4015 A02; DIN EN 13231-5:2018-08 B6<\/span><span>Datasheet listing<\/span><\/div>\n<\/div>\n<\/section>\n<section class=\"rgw-section\"><span class=\"rgw-kicker\">Operating configuration<\/span><\/p>\n<h2>Traction, productivity and fire-risk control<\/h2>\n<div class=\"rgw-process\">\n<div><strong>Non-stop treatment<\/strong><\/p>\n<p>Vossloh states up to 60 km of non-stop grinding depending on the grinding-wheel configuration. A DB reference application lists 35 km maximum rail length, three passes and a coarse\/coarse\/medium-fine wheel sequence.<\/p>\n<\/div>\n<div><strong>Traction requirement<\/strong><\/p>\n<p>The datasheet specifies 1,500 kW up to 12.5\u2030, 2,200 kW up to 20\u2030, and 5,300 kW up to 40\u2030.<\/p>\n<\/div>\n<div><strong>Tunnel operation<\/strong><\/p>\n<p>Vossloh states that the system is suitable for tunnels with no subsequent clean-up required.<\/p>\n<\/div>\n<div><strong>Optional watering consist<\/strong><\/p>\n<p>An optional line-side watering system carries 96 m\u00b3 and pumps 800 litres\/min per side to reduce lineside fire risk.<\/p>\n<\/div>\n<\/div>\n<\/section>\n<section id=\"comparison\" class=\"rgw-section\"><span class=\"rgw-kicker\">Model selection<\/span><\/p>\n<h2>Vossloh HSG-2 vs HSG-city<\/h2>\n<div class=\"rgw-spec\">\n<div class=\"rgw-spec-row\"><span>Point<\/span><span>HSG-2<\/span><span>HSG-city<\/span><\/div>\n<div class=\"rgw-spec-row\"><b>Primary network<\/b><span>Standard-gauge mainline<\/span><span>Urban, metro and tunnel networks<\/span><\/div>\n<div class=\"rgw-spec-row\"><b>Published operating speed<\/b><span>60\u201380 km\/h<\/span><span>8\u201360 km\/h<\/span><\/div>\n<div class=\"rgw-spec-row\"><b>Configuration<\/b><span>Machining + support vehicle; hauled<\/span><span>Compact hauled end vehicle<\/span><\/div>\n<div class=\"rgw-spec-row\"><b>Typical selection driver<\/b><span>Long-distance preventive treatment in the timetable<\/span><span>Restricted urban clearance and tight geometry<\/span><\/div>\n<\/div>\n<p class=\"rgw-note\">Both use the HSG passive-grinding principle, but they are not interchangeable machine configurations. Confirm the exact model, beam design and approved consumable documentation.<\/p>\n<\/section>\n<section id=\"grinding-wheel\" class=\"rgw-wheel\">\n<div class=\"rgw-wheel-intro\"><span class=\"rgw-kicker\">Referenced consumable<\/span><\/p>\n<h2>120 \u00d7 73 \u00d7 40 mm HSG grinding wheel<\/h2>\n<p>The same 120 \u00d7 73 \u00d7 40 mm resin-bonded wheel family referenced on the HSG-city page is relevant to selected Vossloh HSG systems. Final compatibility still depends on the installed HSG-2 grinding-beam configuration and approved documentation.<\/p>\n<\/div>\n<div class=\"rgw-wheel-body\">\n<figure class=\"rgw-wheel-photo\"><img decoding=\"async\" data-src=\"https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/09\/vossloh-hsg-city-120x73x40-wheel-scaled.png.webp\" alt=\"120 x 73 x 40 mm grinding wheel for selected Vossloh HSG systems\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" class=\"lazyload\" style=\"--smush-placeholder-width: 810px; --smush-placeholder-aspect-ratio: 810\/1080;\" data-smush-webp-fallback=\"{&quot;data-src&quot;:&quot;https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/vossloh-hsg-city-120x73x40-wheel-scaled.png&quot;}\"><\/figure>\n<div class=\"rgw-wheel-copy\">\n<dl class=\"rgw-wheel-specs\">\n<div>\n<dt>Dimensions<\/dt>\n<dd>120 \u00d7 73 \u00d7 40 mm<\/dd>\n<\/div>\n<div>\n<dt>Abrasive<\/dt>\n<dd>Zirconia alumina<\/dd>\n<\/div>\n<div>\n<dt>Bond<\/dt>\n<dd>Resin bond<\/dd>\n<\/div>\n<div>\n<dt>Application<\/dt>\n<dd>Selected Vossloh HSG systems<\/dd>\n<\/div>\n<\/dl>\n<p class=\"rgw-caution\"><strong>Compatibility check required:<\/strong> confirm the wheel marking, dimensions, bore, mounting interface, beam configuration, approved speed and machine documentation before ordering or installation.<\/p>\n<p><a class=\"rgw-btn rgw-btn-primary\" href=\"https:\/\/www.railgrindingwheel.com\/rail-grinding-train-wheel\/120x73x40\/\">View 120 \u00d7 73 \u00d7 40 mm wheel \u2192<\/a><\/div>\n<\/div>\n<\/section>\n<section class=\"rgw-section\"><span class=\"rgw-kicker\">RFQ preparation<\/span><\/p>\n<h2>What should buyers provide?<\/h2>\n<div class=\"rgw-checklist\">\n<div>01 \u00b7 Full machine designation and fleet number<\/div>\n<div>02 \u00b7 Current wheel marking and photographs<\/div>\n<div>03 \u00b7 Complete 120 \u00d7 73 \u00d7 40 mm dimensional check<\/div>\n<div>04 \u00b7 Bore, flange and mounting details<\/div>\n<div>05 \u00b7 HSG grinding-beam configuration<\/div>\n<div>06 \u00b7 Approved RPM or peripheral speed<\/div>\n<div>07 \u00b7 Rail condition and removal target<\/div>\n<div>08 \u00b7 Quantity, destination and required date<\/div>\n<\/div>\n<\/section>\n<section id=\"faq\" class=\"rgw-section rgw-faq\"><span class=\"rgw-kicker\">Buyer questions<\/span><\/p>\n<h2>Vossloh HSG-2 FAQ<\/h2>\n<details>\n<summary>What is the Vossloh HSG-2?<\/summary>\n<p>It is a hauled high-speed grinding train for preventive maintenance of standard-gauge mainlines.<\/p>\n<\/details>\n<details>\n<summary>How fast does HSG-2 grind?<\/summary>\n<p>Vossloh publishes an operating speed of 60\u201380 km\/h and a maximum hauled transport speed of 120 km\/h.<\/p>\n<\/details>\n<details>\n<summary>Is HSG-2 self-propelled?<\/summary>\n<p>No. The datasheet identifies the system as non-self-propelled and provides traction-power requirements for different gradients.<\/p>\n<\/details>\n<details>\n<summary>How far can it grind without stopping?<\/summary>\n<p>Vossloh states up to 60 km, depending on the grinding-wheel configuration.<\/p>\n<\/details>\n<details>\n<summary>Can HSG-2 perform corrective grinding?<\/summary>\n<p>The datasheet lists corrective machining with limitations. Suitability depends on defect severity and required removal.<\/p>\n<\/details>\n<details>\n<summary>Is HSG-2 the same as HSG-city?<\/summary>\n<p>No. HSG-2 is a 44.28 m mainline consist; HSG-city is a separate compact system for urban networks.<\/p>\n<\/details>\n<details>\n<summary>Which grinding wheel is referenced?<\/summary>\n<p>A 120 \u00d7 73 \u00d7 40 mm wheel family is referenced for selected Vossloh HSG systems. Verify the actual beam, wheel marking and approval documents.<\/p>\n<\/details>\n<details>\n<summary>What information is needed for a quotation?<\/summary>\n<p>Send the exact HSG model, fleet number, wheel dimensions and marking, mounting details, required quantity, destination and delivery date.<\/p>\n<\/details>\n<\/section>\n<section class=\"rgw-references\">\n<h2>Sources and review notes<\/h2>\n<ol>\n<li><a href=\"https:\/\/media.vossloh.com\/media\/download\/vossloh_rail_services\/3_Vossloh_Rail_Services_Datasheet_HSG-2.pdf\">Vossloh Rail Services, High-Speed Grinding Train HSG-2 &#8211; Technical Datasheet<\/a>, July 2025.<\/li>\n<li><a href=\"https:\/\/www.vossloh.com\/en\/products\/high-speed-grinding\">Vossloh High Speed Grinding technology<\/a> &#8211; current manufacturer explanation of HSG and smart HSG-2.<\/li>\n<li><a href=\"https:\/\/www.railgrindingwheel.com\/railgrinderlibrary\/vossloh-hsg-city\/\">Vossloh HSG-city model page<\/a> \u2014 comparison and existing wheel reference.<\/li>\n<li><a href=\"https:\/\/www.railgrindingwheel.com\/rail-grinding-train-wheel\/120x73x40\/\">120 \u00d7 73 \u00d7 40 mm rail grinding wheel<\/a> \u2014 product dimensions and material reference.<\/li>\n<\/ol>\n<p>Editorial review: 17 September 2026. Manufacturer claims are attributed; HSG-2 and HSG-city data are kept separate; consumable fit is subject to machine-specific confirmation.<\/p>\n<\/section>\n<\/article>\n<aside class=\"rgw-aside\">\n<div class=\"rgw-info\">\n<div class=\"rgw-info-head\"><strong>VOSSLOH HSG-2<\/strong><\/div>\n<dl>\n<div>\n<dt>Type<\/dt>\n<dd>Mainline high-speed grinder<\/dd>\n<\/div>\n<div>\n<dt>Propulsion<\/dt>\n<dd>Hauled<\/dd>\n<\/div>\n<div>\n<dt>Operating speed<\/dt>\n<dd>60\u201380 km\/h<\/dd>\n<\/div>\n<div>\n<dt>Consist length<\/dt>\n<dd>44.28 m<\/dd>\n<\/div>\n<div>\n<dt>Track<\/dt>\n<dd>Standard gauge<\/dd>\n<\/div>\n<div>\n<dt>Wheel reference<\/dt>\n<dd>120 \u00d7 73 \u00d7 40 mm<\/dd>\n<\/div>\n<\/dl>\n<\/div>\n<div class=\"rgw-rfq\"><span class=\"rgw-kicker\">Wheel verification<\/span><\/p>\n<h3>Need an HSG wheel quotation?<\/h3>\n<p>Send the exact machine, current wheel marking, dimensions, mounting details, quantity and destination.<\/p>\n<p><a class=\"rgw-btn\" href=\"https:\/\/www.railgrindingwheel.com\/contactus\/\">Send specifications \u2192<\/a><\/div>\n<\/aside>\n<\/div>\n<p><\/main><\/p>\n<section class=\"rgw-related\">\n<div class=\"rgw-shell\"><span class=\"rgw-kicker\">Related references<\/span><\/p>\n<h2>Continue exploring<\/h2>\n<div class=\"rgw-related-grid\"><a href=\"https:\/\/www.railgrindingwheel.com\/railgrinderlibrary\/vossloh-hsg-city\/\"><small>Urban HSG model<\/small><strong>Vossloh HSG-city<\/strong><span>Compare the compact urban platform.<\/span><\/a><a href=\"https:\/\/www.railgrindingwheel.com\/rail-grinding-train-wheel\/120x73x40\/\"><small>Wheel reference<\/small><strong>120 \u00d7 73 \u00d7 40 mm<\/strong><span>Review product and RFQ information.<\/span><\/a><a class=\"rgw-library\" href=\"https:\/\/www.railgrindingwheel.com\/railgrinderlibrary\/\"><small>Model encyclopedia<\/small><strong>Grinding Trains Library<\/strong><span>Return to the model index.<\/span><\/a><\/div>\n<\/div>\n<\/section>\n<p><script type=\"application\/ld+json\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"TechArticle\",\"headline\":\"Vossloh HSG-2 High-Speed Grinding Train\",\"description\":\"Technical overview of the Vossloh HSG-2 mainline high-speed grinding train, operating data, applications and grinding-wheel reference.\",\"dateModified\":\"2026-09-17\",\"mainEntityOfPage\":\"https:\/\/www.railgrindingwheel.com\/railgrinderlibrary\/vossloh-hsg\/\"},{\"@type\":\"Vehicle\",\"name\":\"Vossloh HSG-2\",\"alternateName\":[\"Vossloh HSG\",\"smart HSG-2\",\"HSG II\"],\"sameAs\":\"https:\/\/www.vossloh.com\/en\/products\/high-speed-grinding\",\"manufacturer\":{\"@type\":\"Organization\",\"name\":\"Vossloh\"},\"vehicleConfiguration\":\"Hauled high-speed rail grinding train\",\"description\":\"Standard-gauge mainline preventive rail grinding train with a published operating speed of 60\u201380 km\/h.\"},{\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What is the Vossloh HSG-2?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"A hauled high-speed grinding train for preventive maintenance of standard-gauge mainlines.\"}},{\"@type\":\"Question\",\"name\":\"How fast does HSG-2 grind?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Vossloh publishes an operating speed of 60\u201380 km\/h.\"}},{\"@type\":\"Question\",\"name\":\"Is HSG-2 self-propelled?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No. It requires suitable external traction.\"}},{\"@type\":\"Question\",\"name\":\"Which grinding wheel is referenced?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"A 120 \u00d7 73 \u00d7 40 mm wheel family is referenced for selected Vossloh HSG systems, subject to machine-specific verification.\"}}]}]}<\/script><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Grinding Trains Library \/ Vossloh \/ HSG-2 VOSSLOH \u00b7 High-Speed Grinding Vossloh HSG-2 High-Speed Grinding Train The Vossloh HSG, specifically the HSG-2 mainline train, is a hauled high-speed rail grinder for preventive maintenance on standard-gauge routes. It grinds at 60\u201380 km\/h, treats up to 60 km non-stop depending on wheel configuration, and is designed to [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":6011,"parent":1438,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"site-sidebar-layout":"no-sidebar","site-content-layout":"page-builder","ast-site-content-layout":"full-width-container","site-content-style":"unboxed","site-sidebar-style":"unboxed","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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