{"product_id":"ym-420-concrete-floor-grinder","title":"YM-420 10 HP Concrete Floor Grinder with Dust Extraction | 400 mm","description":"\u003ch2\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0812\/0723\/0487\/files\/YM-420-Screen-01.png?v=1790156200\" alt=\"YM-420 concrete floor grinder with 10 hp main motor and 400 mm working width\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0812\/0723\/0487\/files\/YM-420-Screen-02.png?v=1790156191\" alt=\"YM-420 floor grinder for concrete grinding, coating removal and surface preparation\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0812\/0723\/0487\/files\/YM-420-Screen-03.png?v=1790156196\" alt=\"YM-420 integrated dust collection system with 2.6 hp vacuum motor, filter and dust box\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0812\/0723\/0487\/files\/YM-420-Screen-04.png?v=1790156199\" alt=\"YM-420 adjustable blade-holder speed control from 0 to 1000 rpm\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0812\/0723\/0487\/files\/YM-420-Screen-05.png?v=1790156197\" alt=\"YM-420 pleated filter with 1.7 square metre filter area\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0812\/0723\/0487\/files\/YM-420-Screen-06.png?v=1790156199\" alt=\"YM-420 diamond tooling options including grinding heads and needle wheel\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0812\/0723\/0487\/files\/YM-420-Screen-07.png?v=1790156199\" alt=\"YM-420 needle wheel and diamond tool options for concrete surface preparation\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0812\/0723\/0487\/files\/YM-420-Screen-08.png?v=1790156166\" alt=\"YM-420 technical specifications and quote request information\"\u003eYM-420 Concrete Floor Grinder with Dust Extraction\u003c\/h2\u003e\n\u003cp\u003eThe YM-420 is a concrete floor grinder designed for floor preparation, renovation, grinding, polishing, and surface treatment. The catalogue lists a 400 mm working width, a 10 hp \/ 7.5 kW main motor, and a blade speed range of 0–1000 rpm. Its built-in dust collection system supports cleaner grinding operation, while the machine can switch between dry and wet grinding modes according to the work requirement.\u003c\/p\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eConcrete floor grinding and leveling\u003c\/li\u003e\n\u003cli\u003eEpoxy and old coating removal\u003c\/li\u003e\n\u003cli\u003eTerrazzo and aggregate floor treatment\u003c\/li\u003e\n\u003cli\u003eMarble and stone floor grinding or polishing\u003c\/li\u003e\n\u003cli\u003eFloor renovation and surface preparation\u003c\/li\u003e\n\u003cli\u003eTexturing or roughening before polyurethane mortar floor work\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e400 mm working width:\u003c\/strong\u003e A mid-size working width for floor preparation and renovation work.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 hp \/ 7.5 kW main motor:\u003c\/strong\u003e The catalogue lists a three-phase 380 V motor with a maximum current of 17.2 A.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable blade speed:\u003c\/strong\u003e The listed blade speed range is 0–1000 rpm for different grinding and polishing stages.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in dust extraction:\u003c\/strong\u003e The machine is listed with a 2.6 hp \/ 2 kW dust-extraction motor, a 1.7 m² filter area, a maximum airflow of 2.6 m³\/min, and a 31 L dust box.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDry and wet grinding modes:\u003c\/strong\u003e The catalogue describes mode switching for different floor treatment requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePolyurethane mortar floor preparation:\u003c\/strong\u003e The catalogue describes use with suitable tooling for pre-texturing and roughening. Actual bonding results depend on the substrate, tooling, material system, and site conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eYM-420\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eYM-420\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMain motor power\u003c\/td\u003e\n\u003ctd\u003e10 hp \/ 7.5 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMain motor voltage\u003c\/td\u003e\n\u003ctd\u003eThree-phase 380 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMain motor maximum current\u003c\/td\u003e\n\u003ctd\u003e17.2 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMachine weight\u003c\/td\u003e\n\u003ctd\u003e210 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlade speed\u003c\/td\u003e\n\u003ctd\u003e0–1000 rpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWorking width\u003c\/td\u003e\n\u003ctd\u003e400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDust-extraction motor power\u003c\/td\u003e\n\u003ctd\u003e2.6 hp \/ 2 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDust-extraction motor voltage\u003c\/td\u003e\n\u003ctd\u003eSingle-phase 220 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDust-extraction motor maximum current\u003c\/td\u003e\n\u003ctd\u003e10.0 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter area\u003c\/td\u003e\n\u003ctd\u003e1.7 m²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum airflow\u003c\/td\u003e\n\u003ctd\u003e2.6 m³\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum vacuum pressure\u003c\/td\u003e\n\u003ctd\u003e0.2 bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDust box capacity\u003c\/td\u003e\n\u003ctd\u003e31 L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (L × W × H)\u003c\/td\u003e\n\u003ctd\u003e170 × 54 × 105 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOperating Notes\u003c\/h2\u003e\n\u003cp\u003eSelect diamond tooling that matches the floor material and the intended operation. Actual grinding rate, dust collection, surface finish, and bonding results depend on the substrate, coating or mortar system, tooling, filter condition, operator technique, and site conditions. Confirm the power supply, tooling configuration, and wet\/dry operating requirements before ordering.\u003c\/p\u003e","brand":"YAMU","offers":[{"title":"Default Title","offer_id":45551903408151,"sku":null,"price":2800.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0812\/0723\/0487\/files\/YM-420-Main-Image-01.jpg?v=1790497978","url":"https:\/\/www.floorsupply.cn\/products\/ym-420-concrete-floor-grinder","provider":"FLOORSUPPLY","version":"1.0","type":"link"}