{"product_id":"zccct-tnmg220412-dm-ybc252-carbide-turning-insert","title":"ZCC.CT TNMG220412-DM YBC252 Carbide Turning Insert – CVD for Steel Medium Roughing","description":"\u003cstyle\u003e\n  \/* 全局样式与可读性优化 *\/\n  .zcc-wrap { font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; color: #1a1a2e; line-height: 1.8; max-width: 100%; font-size: 16px; -webkit-user-select: text; user-select: text; }\n  \n  \/* Hero 头部：大字号，突出型号与级别 *\/\n  .zcc-hero { background: #47479F; color: #fff; padding: 40px 24px; border-radius: 12px; margin-bottom: 30px; }\n  .zcc-hero h1 { font-size: clamp(1.6rem, 5vw, 2.4rem); font-weight: 800; margin: 0 0 15px; line-height: 1.2; }\n  .zcc-hero p { font-size: 1.15rem; margin: 0; opacity: 0.95; }\n  .zcc-badge { display: inline-block; background: #fff; color: #47479F; font-weight: 700; font-size: 0.85rem; padding: 6px 14px; border-radius: 25px; margin: 0 8px 8px 0; }\n\n  .zcc-section { margin-bottom: 50px; }\n  .zcc-section h2 { font-size: 1.5rem; font-weight: 700; color: #47479F; border-left: 6px solid #47479F; padding-left: 18px; margin-bottom: 25px; }\n  \n  \/* 表格样式：大号字体，适合手机查看 *\/\n  table.zcc-table { width: 100%; border-collapse: collapse; font-size: 1.05rem; margin-bottom: 25px; }\n  table.zcc-table th { background: #47479F; color: #fff; padding: 16px; text-align: left; }\n  table.zcc-table td { padding: 14px 16px; border-bottom: 1px solid #e0e0f0; }\n  table.zcc-table tr:nth-child(even) td { background: #f8f8ff; }\n\n  \/* 核心优势卡片 *\/\n  .zcc-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }\n  .zcc-card { background: #f4f4fb; border-radius: 10px; padding: 25px; border-top: 4px solid #47479F; }\n  .zcc-card strong { display: block; color: #47479F; font-size: 1.2rem; margin-bottom: 10px; }\n\n  \/* 型号拆解可视化 *\/\n  .zcc-decoder { display: flex; flex-wrap: wrap; gap: 12px; margin: 25px 0; }\n  .zcc-box { background: #47479F; color: #fff; border-radius: 8px; padding: 15px; text-align: center; flex: 1; min-width: 85px; }\n  .zcc-box .char { font-size: 1.8rem; font-weight: 800; display: block; }\n  .zcc-box .desc { font-size: 0.8rem; opacity: 0.9; margin-top: 6px; display: block; line-height: 1.2; }\n\n  \/* 适配刀杆 *\/\n  .zcc-holder { background: #1a1a2e; color: #fff; border-radius: 12px; padding: 30px; margin: 30px 0; }\n  .zcc-holder h3 { color: #a0a0ff; margin-bottom: 20px; font-size: 1.3rem; }\n  .zcc-holder-list { display: flex; flex-wrap: wrap; gap: 10px; }\n  .zcc-h-item { background: #2d2d6b; border: 1px solid #47479F; border-radius: 6px; padding: 10px 20px; font-size: 1rem; }\n\n  \/* 移动端优化 *\/\n  @media (max-width: 600px) {\n    .zcc-hero { padding: 30px 18px; }\n    .zcc-box { min-width: 70px; padding: 10px 5px; }\n    .zcc-box .char { font-size: 1.4rem; }\n    .zcc-section h2 { font-size: 1.3rem; }\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"zcc-wrap\"\u003e\n\u003cdiv class=\"zcc-hero\"\u003e\n\u003cdiv\u003e\n\u003cspan class=\"zcc-badge\"\u003eZCC.CT Original\u003c\/span\u003e \u003cspan class=\"zcc-badge\"\u003eYBC252 Steel Grade\u003c\/span\u003e \u003cspan class=\"zcc-badge\"\u003eDM Medium Chipbreaker\u003c\/span\u003e\n\u003c\/div\u003e\n\u003ch1\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTNMG220412-DM YBC252 Tungsten Carbide Turning Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003ePremium CVD coated insert for high-stability steel machining. Features the DM chipbreaker for superior chip control in medium-range cutting.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"zcc-section\"\u003e\n\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eZCC.CT TNMG220412-DM YBC252\u003c\/strong\u003e is a high-performance triangular negative insert designed for versatile steel turning operations. Powered by the \u003cstrong\u003eYBC252 grade\u003c\/strong\u003e—which combines a high-toughness carbide substrate with a thick Al2O3 and TiCN CVD coating—it offers the perfect balance of wear resistance and impact toughness.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eDM chipbreaker\u003c\/strong\u003e is specifically engineered for medium cutting depths. Its unique geometry allows for stable chip breaking at varying feed rates, making it an ideal \"first choice\" for carbon steels and alloy steels (ISO P-group materials).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"zcc-section\"\u003e\n\u003ch2\u003eISO Code Decoder\u003c\/h2\u003e\n\u003cdiv class=\"zcc-decoder\"\u003e\n\u003cdiv class=\"zcc-box\"\u003e\n\u003cspan class=\"char\"\u003eT\u003c\/span\u003e\u003cspan class=\"desc\"\u003eTriangular 60°\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"zcc-box\"\u003e\n\u003cspan class=\"char\"\u003eN\u003c\/span\u003e\u003cspan class=\"desc\"\u003e0° Clearance\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"zcc-box\"\u003e\n\u003cspan class=\"char\"\u003eM\u003c\/span\u003e\u003cspan class=\"desc\"\u003eTolerance\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"zcc-box\"\u003e\n\u003cspan class=\"char\"\u003eG\u003c\/span\u003e\u003cspan class=\"desc\"\u003eHole\/Groove\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"zcc-box\"\u003e\n\u003cspan class=\"char\"\u003e22\u003c\/span\u003e\u003cspan class=\"desc\"\u003eEdge 22mm\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"zcc-box\"\u003e\n\u003cspan class=\"char\"\u003e04\u003c\/span\u003e\u003cspan class=\"desc\"\u003eThick 4.76mm\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"zcc-box\"\u003e\n\u003cspan class=\"char\"\u003e12\u003c\/span\u003e\u003cspan class=\"desc\"\u003eRadius 1.2mm\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"zcc-box\"\u003e\n\u003cspan class=\"char\"\u003eDM\u003c\/span\u003e\u003cspan class=\"desc\"\u003eMed Breaker\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"zcc-section\"\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable class=\"zcc-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eAttribute\u003c\/th\u003e\n\u003cth\u003eMetric Value\u003c\/th\u003e\n\u003cth\u003eImperial Equivalent\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInsert Shape\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTriangular (60°)\u003c\/td\u003e\n\u003ctd\u003eTriangular (60°)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCutting Edge Length (L)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e22.0 mm\u003c\/td\u003e\n\u003ctd\u003e0.866 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThickness (S)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.76 mm\u003c\/td\u003e\n\u003ctd\u003e0.187 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCorner Radius (RE)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.2 mm\u003c\/td\u003e\n\u003ctd\u003e0.047 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHole Diameter (d1)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.16 mm\u003c\/td\u003e\n\u003ctd\u003e0.203 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eRecommended Machining Parameters\u003c\/h3\u003e\n\u003ctable class=\"zcc-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eWorkpiece Material\u003c\/th\u003e\n\u003cth\u003eCutting Speed (Vc)\u003c\/th\u003e\n\u003cth\u003eFeed Rate (fn)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCarbon Steel (P)\u003c\/td\u003e\n\u003ctd\u003e150 - 350 m\/min\u003c\/td\u003e\n\u003ctd\u003e0.15 - 0.50 mm\/rev\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlloy Steel (P)\u003c\/td\u003e\n\u003ctd\u003e120 - 280 m\/min\u003c\/td\u003e\n\u003ctd\u003e0.12 - 0.45 mm\/rev\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCast Steel\u003c\/td\u003e\n\u003ctd\u003e100 - 250 m\/min\u003c\/td\u003e\n\u003ctd\u003e0.15 - 0.40 mm\/rev\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"zcc-section\"\u003e\n\u003ch2\u003eWhy Choose YBC252 Grade?\u003c\/h2\u003e\n\u003cdiv class=\"zcc-grid\"\u003e\n\u003cdiv class=\"zcc-card\"\u003e\n\u003cstrong\u003e🔷 Black Diamond Technology\u003c\/strong\u003e \u003cspan\u003eFeatures ZCC.CT's signature coating process, providing an ultra-smooth surface to reduce friction and heat build-up.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"zcc-card\"\u003e\n\u003cstrong\u003e🔷 Enhanced Edge Strength\u003c\/strong\u003e \u003cspan\u003eThe substrate is optimized for high resistance to plastic deformation, even under heavy cutting loads.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"zcc-card\"\u003e\n\u003cstrong\u003e🔷 Versatile DM Breaker\u003c\/strong\u003e \u003cspan\u003eIdeal for medium-duty applications. Ensures short, manageable chips in most steel grades.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"zcc-holder\"\u003e\n\u003ch3\u003e🔗 Compatible Tool Holders (TNMG22)\u003c\/h3\u003e\n\u003cdiv class=\"zcc-holder-list\"\u003e\n\u003cdiv class=\"zcc-h-item\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003e\u003ca href=\"https:\/\/cnchome-beyond.com\/collections\/tn-insert-multi-lock-system\" target=\"_blank\" style=\"color: rgb(255, 255, 255);\" rel=\"noopener\"\u003eMTJNR\/L 2525M22\u003c\/a\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"zcc-section\" style=\"background: #1a1a2e; color: #fff; padding: 25px; border-radius: 12px;\"\u003e\n\u003ch3\u003e💡 Machinist's Tip: Corner Radius \u0026amp; Surface Finish\u003c\/h3\u003e\n\u003cp\u003eWith a \u003cstrong\u003e1.2mm radius\u003c\/strong\u003e, the TNMG220412 is built for stability and higher feed rates. For optimal surface finish, ensure your feed rate (fn) is approximately 1\/3 to 1\/2 of the corner radius. If vibration occurs in slender workpieces, consider using the 08 radius version or increasing the cutting speed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"ZCC.CT","offers":[{"title":"Default Title","offer_id":43604941668524,"sku":"TNMG220412-DM YBC252","price":84.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/TNMG220412-DMYBC252.jpg?v=1719106632","url":"https:\/\/cnchome-beyond.com\/products\/zccct-tnmg220412-dm-ybc252-carbide-turning-insert","provider":"CNCHome-Beyond","version":"1.0","type":"link"}