{"product_id":"mitsubishi-m80-built-in-spindle-motor-sj-bg180b-150-01-copy","title":"Mitsubishi M80 Built-IN Spindle Motor SJ-BG180D\/150-01☐","description":"\u003ch2 data-section-id=\"1d0snab\" data-start=\"0\" data-end=\"46\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3\" data-end=\"46\"\u003eSJ-BG180D\/150-01☐ (Mitsubishi Electric)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"48\" data-end=\"199\"\u003e\u003cstrong data-start=\"48\" data-end=\"69\"\u003eSJ-BG180D\/150-01☐\u003c\/strong\u003e is a Mitsubishi Electric \u003cstrong data-start=\"95\" data-end=\"137\"\u003eSJ-BG series built-in AC spindle motor\u003c\/strong\u003e, designed for \u003cstrong data-start=\"152\" data-end=\"188\"\u003eheavy-duty CNC machining centers\u003c\/strong\u003e requiring:\u003c\/p\u003e\n\u003cul data-start=\"201\" data-end=\"422\"\u003e\n\u003cli data-section-id=\"1dql0q3\" data-start=\"201\" data-end=\"236\"\u003eintegrated spindle construction\u003c\/li\u003e\n\u003cli data-section-id=\"8nyf0g\" data-start=\"237\" data-end=\"279\"\u003ehigh rigidity and structural stiffness\u003c\/li\u003e\n\u003cli data-section-id=\"9ouaht\" data-start=\"280\" data-end=\"329\"\u003estable thermal behavior under continuous load\u003c\/li\u003e\n\u003cli data-section-id=\"p4jc3h\" data-start=\"330\" data-end=\"375\"\u003estrong cutting torque for heavy machining\u003c\/li\u003e\n\u003cli data-section-id=\"1vj9t7y\" data-start=\"376\" data-end=\"422\"\u003eprecision operation up to high-speed range\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"424\" data-end=\"605\"\u003eIt belongs to the \u003cstrong data-start=\"442\" data-end=\"481\"\u003eSJ-BG built-in spindle motor family\u003c\/strong\u003e, where the motor is directly integrated into the spindle housing (not belt-driven). \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"607\" data-end=\"610\"\u003e\n\u003ch1 data-section-id=\"5ardlf\" data-start=\"612\" data-end=\"637\"\u003e🔧 Model code breakdown\u003c\/h1\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"639\" data-end=\"945\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"639\" data-end=\"665\"\u003e\n\u003ctr data-start=\"639\" data-end=\"665\"\u003e\n\u003cth data-start=\"639\" data-end=\"654\" data-col-size=\"sm\" class=\"last:pe-10\"\u003eCode section\u003c\/th\u003e\n\u003cth data-start=\"654\" data-end=\"665\" data-col-size=\"md\" class=\"last:pe-10\"\u003eMeaning\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"676\" data-end=\"945\"\u003e\n\u003ctr data-start=\"676\" data-end=\"720\"\u003e\n\u003ctd data-start=\"676\" data-end=\"685\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"678\" data-end=\"684\"\u003eSJ\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"685\" data-end=\"720\" data-col-size=\"md\"\u003eMitsubishi spindle motor family\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"721\" data-end=\"763\"\u003e\n\u003ctd data-start=\"721\" data-end=\"730\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"723\" data-end=\"729\"\u003eBG\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"730\" data-end=\"763\" data-col-size=\"md\"\u003eBuilt-in spindle motor series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"764\" data-end=\"821\"\u003e\n\u003ctd data-start=\"764\" data-end=\"775\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"766\" data-end=\"774\"\u003e180D\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"775\" data-end=\"821\" data-col-size=\"md\"\u003e180 mm frame, D-type high-rigidity variant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"822\" data-end=\"852\"\u003e\n\u003ctd data-start=\"822\" data-end=\"832\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"824\" data-end=\"831\"\u003e150\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"832\" data-end=\"852\" data-col-size=\"md\"\u003e15,000 rpm class\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"853\" data-end=\"899\"\u003e\n\u003ctd data-start=\"853\" data-end=\"862\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"855\" data-end=\"861\"\u003e01\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"862\" data-end=\"899\" data-col-size=\"md\"\u003ewinding \/ standard design version\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"900\" data-end=\"945\"\u003e\n\u003ctd data-start=\"900\" data-end=\"908\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"902\" data-end=\"907\"\u003e☐\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"908\" data-end=\"945\" data-col-size=\"md\"\u003eOEM \/ machine-builder option code\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp data-start=\"947\" data-end=\"950\"\u003eSo:\u003c\/p\u003e\n\u003cblockquote data-start=\"951\" data-end=\"1072\"\u003e\n\u003cp data-start=\"953\" data-end=\"1072\"\u003e\u003cstrong data-start=\"953\" data-end=\"1072\"\u003eSJ-BG180D\/150-01☐ = 180 mm built-in spindle motor for ~15,000 rpm machining with high-rigidity D-type configuration\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003chr data-start=\"1074\" data-end=\"1077\"\u003e\n\u003ch1 data-section-id=\"ou88uk\" data-start=\"1079\" data-end=\"1129\"\u003e🔧 Verified specifications (SJ-BG180D\/150 class)\u003c\/h1\u003e\n\u003cp data-start=\"1131\" data-end=\"1221\"\u003eFrom Mitsubishi SJ-BG series specification tables: \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"1223\" data-end=\"1720\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"1223\" data-end=\"1244\"\u003e\n\u003ctr data-start=\"1223\" data-end=\"1244\"\u003e\n\u003cth data-start=\"1223\" data-end=\"1235\" data-col-size=\"sm\" class=\"last:pe-10\"\u003eParameter\u003c\/th\u003e\n\u003cth data-start=\"1235\" data-end=\"1244\" data-col-size=\"sm\" class=\"last:pe-10\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"1255\" data-end=\"1720\"\u003e\n\u003ctr data-start=\"1255\" data-end=\"1317\"\u003e\n\u003ctd data-start=\"1255\" data-end=\"1281\" data-col-size=\"sm\"\u003eContinuous rated output\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1281\" data-end=\"1317\"\u003e\u003cstrong data-start=\"1283\" data-end=\"1315\"\u003e15 kW (low-speed coil class)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1318\" data-end=\"1388\"\u003e\n\u003ctd data-start=\"1318\" data-end=\"1344\" data-col-size=\"sm\"\u003eShort-time rated output\u003c\/td\u003e\n\u003ctd data-start=\"1344\" data-end=\"1388\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1346\" data-end=\"1386\"\u003e26 kW (10–15% ED depending on drive)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1389\" data-end=\"1437\"\u003e\n\u003ctd data-start=\"1389\" data-end=\"1424\" data-col-size=\"sm\"\u003eAcceleration\/deceleration output\u003c\/td\u003e\n\u003ctd data-start=\"1424\" data-end=\"1437\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1426\" data-end=\"1435\"\u003e26 kW\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1438\" data-end=\"1485\"\u003e\n\u003ctd data-start=\"1438\" data-end=\"1466\" data-col-size=\"sm\"\u003eActual accel\/decel output\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1466\" data-end=\"1485\"\u003e\u003cstrong data-start=\"1468\" data-end=\"1483\"\u003e36 kW class\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1486\" data-end=\"1520\"\u003e\n\u003ctd data-start=\"1486\" data-end=\"1502\" data-col-size=\"sm\"\u003eMaximum speed\u003c\/td\u003e\n\u003ctd data-start=\"1502\" data-end=\"1520\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1504\" data-end=\"1518\"\u003e15,000 rpm\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1521\" data-end=\"1572\"\u003e\n\u003ctd data-start=\"1521\" data-end=\"1541\" data-col-size=\"sm\"\u003eContinuous torque\u003c\/td\u003e\n\u003ctd data-start=\"1541\" data-end=\"1572\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1543\" data-end=\"1570\"\u003e~71.6 N·m (class value)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1573\" data-end=\"1609\"\u003e\n\u003ctd data-start=\"1573\" data-end=\"1589\" data-col-size=\"sm\"\u003eRotor inertia\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1589\" data-end=\"1609\"\u003e\u003cstrong data-start=\"1591\" data-end=\"1607\"\u003e~0.018 kg·m²\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1610\" data-end=\"1639\"\u003e\n\u003ctd data-start=\"1610\" data-end=\"1623\" data-col-size=\"sm\"\u003eFrame size\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1623\" data-end=\"1639\"\u003e180 mm class\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1640\" data-end=\"1681\"\u003e\n\u003ctd data-start=\"1640\" data-end=\"1650\" data-col-size=\"sm\"\u003eCooling\u003c\/td\u003e\n\u003ctd data-start=\"1650\" data-end=\"1681\" data-col-size=\"sm\"\u003eLiquid \/ oil jacket cooling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1682\" data-end=\"1720\"\u003e\n\u003ctd data-start=\"1682\" data-end=\"1694\" data-col-size=\"sm\"\u003eStructure\u003c\/td\u003e\n\u003ctd data-start=\"1694\" data-end=\"1720\" data-col-size=\"sm\"\u003eBuilt-in spindle motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr data-start=\"1722\" data-end=\"1725\"\u003e\n\u003ch1 data-section-id=\"30n254\" data-start=\"1727\" data-end=\"1769\"\u003e⚙️ What makes the “180D” variant special\u003c\/h1\u003e\n\u003cp data-start=\"1771\" data-end=\"1798\"\u003eWithin the SJ-BG180 family:\u003c\/p\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"1800\" data-end=\"1931\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"1800\" data-end=\"1822\"\u003e\n\u003ctr data-start=\"1800\" data-end=\"1822\"\u003e\n\u003cth data-start=\"1800\" data-end=\"1810\" data-col-size=\"sm\" class=\"last:pe-10\"\u003eVariant\u003c\/th\u003e\n\u003cth data-start=\"1810\" data-end=\"1822\" data-col-size=\"md\" class=\"last:pe-10\"\u003eBehavior\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"1833\" data-end=\"1931\"\u003e\n\u003ctr data-start=\"1833\" data-end=\"1869\"\u003e\n\u003ctd data-start=\"1833\" data-end=\"1840\" data-col-size=\"sm\"\u003e180B\u003c\/td\u003e\n\u003ctd data-start=\"1840\" data-end=\"1869\" data-col-size=\"md\"\u003eBalanced rigidity + speed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1870\" data-end=\"1931\"\u003e\n\u003ctd data-start=\"1870\" data-end=\"1881\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1872\" data-end=\"1880\"\u003e180D\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"1881\" data-end=\"1931\"\u003eHigher rigidity + stronger cutting performance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp data-start=\"1933\" data-end=\"1973\"\u003eThe \u003cstrong data-start=\"1937\" data-end=\"1955\"\u003eD-type version\u003c\/strong\u003e is optimized for:\u003c\/p\u003e\n\u003cul data-start=\"1974\" data-end=\"2138\"\u003e\n\u003cli data-section-id=\"1yjx28f\" data-start=\"1974\" data-end=\"1999\"\u003eheavier cutting loads\u003c\/li\u003e\n\u003cli data-section-id=\"5wsl2y\" data-start=\"2000\" data-end=\"2030\"\u003eimproved spindle stiffness\u003c\/li\u003e\n\u003cli data-section-id=\"rkkvj0\" data-start=\"2031\" data-end=\"2088\"\u003ebetter thermal stability during long machining cycles\u003c\/li\u003e\n\u003cli data-section-id=\"1a5po9r\" data-start=\"2089\" data-end=\"2138\"\u003emore stable accuracy under aggressive cutting\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2140\" data-end=\"2143\"\u003e\n\u003ch1 data-section-id=\"vidasf\" data-start=\"2145\" data-end=\"2164\"\u003e⚙️ What “☐” means\u003c\/h1\u003e\n\u003cp data-start=\"2166\" data-end=\"2194\"\u003eThe square symbol indicates:\u003c\/p\u003e\n\u003cblockquote data-start=\"2195\" data-end=\"2248\"\u003e\n\u003cp data-start=\"2197\" data-end=\"2248\"\u003e\u003cstrong data-start=\"2197\" data-end=\"2248\"\u003eOEM \/ machine-tool builder configuration option\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003cp data-start=\"2250\" data-end=\"2264\"\u003eIt may define:\u003c\/p\u003e\n\u003cul data-start=\"2265\" data-end=\"2381\"\u003e\n\u003cli data-section-id=\"1r47aw4\" data-start=\"2265\" data-end=\"2281\"\u003eencoder type\u003c\/li\u003e\n\u003cli data-section-id=\"rjn1gd\" data-start=\"2282\" data-end=\"2301\"\u003ebearing preload\u003c\/li\u003e\n\u003cli data-section-id=\"350r7h\" data-start=\"2302\" data-end=\"2327\"\u003econnector orientation\u003c\/li\u003e\n\u003cli data-section-id=\"2627ge\" data-start=\"2328\" data-end=\"2347\"\u003ebalancing grade\u003c\/li\u003e\n\u003cli data-section-id=\"16s05s6\" data-start=\"2348\" data-end=\"2381\"\u003ecooling or mounting variation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2383\" data-end=\"2386\"\u003e\n\u003ch1 data-section-id=\"13bduas\" data-start=\"2388\" data-end=\"2413\"\u003e🏭 Typical applications\u003c\/h1\u003e\n\u003cp data-start=\"2415\" data-end=\"2444\"\u003eSJ-BG180D\/150-01☐ is used in:\u003c\/p\u003e\n\u003cul data-start=\"2446\" data-end=\"2606\"\u003e\n\u003cli data-section-id=\"1xxherw\" data-start=\"2446\" data-end=\"2482\"\u003eheavy-duty CNC machining centers\u003c\/li\u003e\n\u003cli data-section-id=\"mffeks\" data-start=\"2483\" data-end=\"2507\"\u003emold \u0026amp; die machining\u003c\/li\u003e\n\u003cli data-section-id=\"ozikal\" data-start=\"2508\" data-end=\"2543\"\u003esteel cutting \/ rough machining\u003c\/li\u003e\n\u003cli data-section-id=\"jjk66k\" data-start=\"2544\" data-end=\"2574\"\u003eaerospace structural parts\u003c\/li\u003e\n\u003cli data-section-id=\"1x673mn\" data-start=\"2575\" data-end=\"2606\"\u003ehigh-load precision milling\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2608\" data-end=\"2645\"\u003eIt is selected when machines require:\u003c\/p\u003e\n\u003cul data-start=\"2647\" data-end=\"2799\"\u003e\n\u003cli data-section-id=\"1dwbfg9\" data-start=\"2647\" data-end=\"2677\"\u003e⚖️ high torque + stability\u003c\/li\u003e\n\u003cli data-section-id=\"v4uzjc\" data-start=\"2678\" data-end=\"2708\"\u003e🧱 strong spindle rigidity\u003c\/li\u003e\n\u003cli data-section-id=\"121i6io\" data-start=\"2709\" data-end=\"2751\"\u003e🎯 accurate machining under heavy load\u003c\/li\u003e\n\u003cli data-section-id=\"s5utd7\" data-start=\"2752\" data-end=\"2799\"\u003e⚡ integrated high-speed spindle performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2801\" data-end=\"2804\"\u003e\n\u003ch1 data-section-id=\"1j26kvg\" data-start=\"2806\" data-end=\"2848\"\u003e⚖️ Position in Mitsubishi spindle lineup\u003c\/h1\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"2850\" data-end=\"3095\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"2850\" data-end=\"2867\"\u003e\n\u003ctr data-start=\"2850\" data-end=\"2867\"\u003e\n\u003cth data-start=\"2850\" data-end=\"2859\" data-col-size=\"sm\" class=\"last:pe-10\"\u003eSeries\u003c\/th\u003e\n\u003cth data-start=\"2859\" data-end=\"2867\" data-col-size=\"sm\" class=\"last:pe-10\"\u003eRole\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"2878\" data-end=\"3095\"\u003e\n\u003ctr data-start=\"2878\" data-end=\"2919\"\u003e\n\u003ctd data-start=\"2878\" data-end=\"2885\" data-col-size=\"sm\"\u003eSJ-V\u003c\/td\u003e\n\u003ctd data-start=\"2885\" data-end=\"2919\" data-col-size=\"sm\"\u003eGeneral-purpose spindle motors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2920\" data-end=\"2960\"\u003e\n\u003ctd data-start=\"2920\" data-end=\"2928\" data-col-size=\"sm\"\u003eSJ-VL\u003c\/td\u003e\n\u003ctd data-start=\"2928\" data-end=\"2960\" data-col-size=\"sm\"\u003eLow-inertia drilling\/tapping\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2961\" data-end=\"3001\"\u003e\n\u003ctd data-start=\"2961\" data-end=\"2969\" data-col-size=\"sm\"\u003eSJ-DG\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2969\" data-end=\"3001\"\u003eHigh-torque cutting spindles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3002\" data-end=\"3048\"\u003e\n\u003ctd data-start=\"3002\" data-end=\"3010\" data-col-size=\"sm\"\u003eSJ-DL\u003c\/td\u003e\n\u003ctd data-start=\"3010\" data-end=\"3048\" data-col-size=\"sm\"\u003eUltra high-speed external spindles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3049\" data-end=\"3095\"\u003e\n\u003ctd data-start=\"3049\" data-end=\"3057\" data-col-size=\"sm\"\u003eSJ-BG\u003c\/td\u003e\n\u003ctd data-start=\"3057\" data-end=\"3095\" data-col-size=\"sm\"\u003eBuilt-in integrated spindle motors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr data-start=\"3097\" data-end=\"3100\"\u003e\n\u003ch1 data-section-id=\"qe0dqd\" data-start=\"3102\" data-end=\"3125\"\u003e🧠 Simple explanation\u003c\/h1\u003e\n\u003cp data-start=\"3127\" data-end=\"3317\"\u003e\u003cstrong data-start=\"3127\" data-end=\"3317\"\u003eSJ-BG180D\/150-01☐ is a large built-in CNC spindle motor designed for 15,000 rpm class machining, optimized for heavy cutting, high rigidity, and stable industrial production performance.\u003c\/strong\u003e\u003c\/p\u003e","brand":"JJAutomation","offers":[{"title":"Default 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