{"product_id":"taegutec-dnmg150404fg-tt8115-cvd-carbide-finishing-insert","title":"TaeguTec DNMG150404FG TT8115 | High-Speed Steel Finishing Insert","description":"\u003cdiv style=\"font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 10px;\"\u003e\n\u003cheader style=\"background-color: #47479f; padding: 35px 20px; border-radius: 4px; text-align: center; margin-bottom: 30px;\"\u003e\n\u003ch1 style=\"color: #ffffff; margin: 0; font-size: 26px; font-weight: bold; text-transform: uppercase;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTaeguTec DNMG150404FG TT8115\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"color: #e0e0e0; margin-top: 10px; font-size: 1.1em;\"\u003eElite High-Speed CVD Coating: Engineered for Perfect Steel Finishing\u003c\/p\u003e\n\u003c\/header\u003e\n\u003csection style=\"margin-bottom: 40px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-left: 5px solid #47479F; padding-left: 15px;\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cdiv style=\"background: #f4f4f9; padding: 25px; border-radius: 4px;\"\u003e\n\u003cp style=\"font-style: italic; color: #444; font-weight: 500;\"\u003e\"Which insert grade offers the best heat resistance and surface quality for high-velocity finishing on carbon steel parts?\"\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eTaeguTec DNMG150404FG TT8115\u003c\/strong\u003e is a high-performance \u003cstrong\u003eCVD-coated carbide\u003c\/strong\u003e insert optimized for high-speed \u003cstrong\u003eISO P (Steel)\u003c\/strong\u003e and \u003cstrong\u003eISO K (Cast Iron)\u003c\/strong\u003e turning. The \u003cstrong\u003eTT8115 grade\u003c\/strong\u003e features a sub-micron hard substrate paired with a thick, multi-layered alumina coating. This provides an incredible thermal barrier, allowing for significantly higher cutting speeds (Vc) without sacrificing tool life. The \u003cstrong\u003eFG (Finishing Geometry)\u003c\/strong\u003e chipbreaker is designed with a high-positive rake angle that reduces cutting resistance, ensuring elite chip evacuation and a superior surface Ra finish even at very light feeds. The \u003cstrong\u003e0.4mm corner radius\u003c\/strong\u003e delivers the precision required for tight tolerances in complex CNC turning operations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection style=\"margin-bottom: 40px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-left: 5px solid #47479F; padding-left: 15px;\"\u003eKey Features\u003c\/h2\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; margin-top: 20px;\"\u003e\n\u003cdiv style=\"padding: 15px; border: 1px solid #eee; border-radius: 8px;\"\u003e\n\u003cstrong style=\"color: #47479f;\"\u003eTT8115 CVD Technology\u003c\/strong\u003e\n\u003cp style=\"font-size: 0.95em; margin-top: 5px;\"\u003eThick Al2O3 coating offers superior oxidation resistance, making it the top choice for dry or high-speed wet machining.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 15px; border: 1px solid #eee; border-radius: 8px;\"\u003e\n\u003cstrong style=\"color: #47479f;\"\u003eFG Precision Finisher\u003c\/strong\u003e\n\u003cp style=\"font-size: 0.95em; margin-top: 5px;\"\u003eSpecially engineered for light finishing passes, preventing built-up edge and ensuring a smooth, polished surface finish.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 15px; border: 1px solid #eee; border-radius: 8px;\"\u003e\n\u003cstrong style=\"color: #47479f;\"\u003eHigh Velocity Performance\u003c\/strong\u003e\n\u003cp style=\"font-size: 0.95em; margin-top: 5px;\"\u003eEnables faster cycle times by allowing higher cutting speeds than general-purpose PVD or lower-tier CVD grades.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection style=\"margin-bottom: 40px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-left: 5px solid #47479F; padding-left: 15px;\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cdiv style=\"margin: 20px 0; border: 1px solid #47479F; padding: 20px; border-radius: 8px;\"\u003e\n\u003ch3 style=\"margin-top: 0; font-size: 1.1em; color: #47479f;\"\u003eISO Code Decoding: DNMG150404FG\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 8px; font-family: monospace; font-size: 1.1em; margin-top: 15px;\"\u003e\n\u003cdiv style=\"border: 1px solid #47479F; padding: 10px; flex: 1; min-width: 80px; text-align: center;\"\u003e\n\u003cstrong\u003eD\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003e55° Rhom\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #47479F; padding: 10px; flex: 1; min-width: 80px; text-align: center;\"\u003e\n\u003cstrong\u003eN\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003e0° Relief\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #47479F; padding: 10px; flex: 1; min-width: 80px; text-align: center;\"\u003e\n\u003cstrong\u003eM\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003eTolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #47479F; padding: 10px; flex: 1; min-width: 80px; text-align: center;\"\u003e\n\u003cstrong\u003eG\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003eHole\/Sint\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #47479F; padding: 10px; flex: 1; min-width: 80px; text-align: center;\"\u003e\n\u003cstrong\u003e15\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003e12.7mm IC\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #47479F; padding: 10px; flex: 1; min-width: 80px; text-align: center;\"\u003e\n\u003cstrong\u003e04\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003e4.76mm S\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; flex: 1; min-width: 80px; text-align: center; background: #f0f4ff;\"\u003e\n\u003cstrong\u003e04\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003e0.4mm RE\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; flex: 1; min-width: 80px; text-align: center; background: #f0f4ff;\"\u003e\n\u003cstrong\u003eFG\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003eChipbreaker\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-bottom: 25px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #47479F; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003eUnit System\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003eDesignation\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003eI.C. Dimension\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003eRadius\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMetric (ISO)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eDNMG150404FG\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e12.7 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0.4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eImperial (ANSI)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eDNMG431FG\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0.500\"\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0.016\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eRecommended Cutting Parameters\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; background: #fff;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003eMaterial Group\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003eSpeed (Vc)\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003eFeed Rate (fn)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eCarbon Steel (ISO P)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e180 - 450 m\/min\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0.05 - 0.20 mm\/rev\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eCast Iron (ISO K)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e150 - 350 m\/min\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0.08 - 0.20 mm\/rev\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/section\u003e\n\u003csection style=\"margin-bottom: 40px; border: 2px dashed #47479F; padding: 25px; text-align: center; border-radius: 8px;\"\u003e\n\u003ch3 style=\"margin-top: 0; color: #47479f;\"\u003eCompatible Toolholders\u003c\/h3\u003e\n\u003cp\u003eThis DNMG 1504 series insert is a perfect match for standard Holders and Boring Bars including \u003cstrong\u003eDDJNR\/L 15\u003c\/strong\u003e and \u003cstrong\u003ePDJNR\/L 15\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cdiv style=\"border: 1px solid #47479F; padding: 10px; display: inline-block; margin-top: 10px; background: #f0f4ff;\"\u003e\u003ca href=\"https:\/\/cnchome-beyond.com\/collections\/dn-insert-multi-lock-system\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan style=\"color: #47479f;\"\u003e\u003cspan style=\"text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\u003cb\u003eBrowse Compatible Toolholders →\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection style=\"margin-bottom: 40px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-left: 5px solid #47479F; padding-left: 15px;\"\u003eProduct Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHigh-precision finishing of automotive steel shafts and components.\u003c\/li\u003e\n\u003cli\u003ePrecision CNC turning for aerospace-grade steel alloys.\u003c\/li\u003e\n\u003cli\u003eFinishing of gray cast iron housings requiring thermal stability.\u003c\/li\u003e\n\u003cli\u003eHigh-output industrial production requiring tight tolerances and mirror surface quality.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection style=\"margin-bottom: 40px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-left: 5px solid #47479F; padding-left: 15px;\"\u003eTaeguTec Grade Comparison Matrix\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #eee;\"\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eGrade Name\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eCoating\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003ePrimary Focus\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eTT8115\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eCVD Al2O3\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\n\u003cstrong\u003eHigh Speed:\u003c\/strong\u003e Best for high-velocity steel\/iron finishing.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eTT8125\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eCVD TiCN\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\n\u003cstrong\u003eGeneral Purpose:\u003c\/strong\u003e Balanced for steel turning and light roughing.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/section\u003e\n\u003csection style=\"background: #47479F; color: white; padding: 35px; border-radius: 8px; margin-bottom: 40px;\"\u003e\n\u003ch2 style=\"margin-top: 0; color: white;\"\u003eWhy Choose TaeguTec?\u003c\/h2\u003e\n\u003cp\u003eTaeguTec, as part of the IMC Group, stands at the pinnacle of metalworking technology. The TT8115 grade represents the latest in high-speed CVD coating engineering, designed specifically to reduce thermal shock and prevent cratering in demanding finishing operations. By choosing the DNMG 1504 series with the FG chipbreaker, you are investing in a tool that guarantees consistent surface quality and dimensional accuracy, reducing tool changes and maximizing machine uptime. For elite performance in carbon and alloy steels, TaeguTec is the industry’s trusted partner.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection style=\"margin-bottom: 40px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-left: 5px solid #47479F; padding-left: 15px;\"\u003eGlobal Industry Feedback\u003c\/h2\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 15px; margin-top: 20px;\"\u003e\n\u003cdiv style=\"border: 1px solid #ddd; padding: 20px; border-radius: 8px;\"\u003e\n\u003cdiv style=\"color: #ffd700; margin-bottom: 8px;\"\u003e★★★★★\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003e\"Incredible Heat Resistance\"\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size: 0.9em;\"\u003eWe increased our cutting speed by 30% on steel shafts. The TT8115 holds the edge perfectly and the finish is mirror-like.\u003c\/p\u003e\n\u003csmall style=\"color: #777;\"\u003e— Precision Machining Group (USA)\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #ddd; padding: 20px; border-radius: 8px;\"\u003e\n\u003cdiv style=\"color: #ffd700; margin-bottom: 8px;\"\u003e★★★★★\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003e\"Top Finish Ra\"\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size: 0.9em;\"\u003eVery stable performance on cast iron. The FG breaker works wonders for fine finishing. Highly recommended.\u003c\/p\u003e\n\u003csmall style=\"color: #777;\"\u003e— Werkzeugbau AG (Germany)\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #ddd; padding: 20px; border-radius: 8px;\"\u003e\n\u003cdiv style=\"color: #ffd700; margin-bottom: 8px;\"\u003e★★★★☆\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003e\"Consistency is Key\"\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size: 0.9em;\"\u003ePredictable tool life is what we need. This insert delivers exactly that in high-volume production cycles.\u003c\/p\u003e\n\u003csmall style=\"color: #777;\"\u003e— Meccanica S.r.l (Italy)\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection style=\"margin-bottom: 40px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-left: 5px solid #47479F; padding-left: 15px;\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv style=\"margin-top: 20px;\"\u003e\n\u003cdiv style=\"margin-bottom: 15px; padding: 15px; background: #f9f9f9; border-radius: 5px;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0;\"\u003e1. Is the TT8115 grade suitable for dry turning?\u003c\/p\u003e\n\u003cp style=\"margin-top: 5px; font-size: 0.95em;\"\u003eYes, the thick \u003cstrong\u003eCVD Al2O3 coating\u003c\/strong\u003e acts as an excellent thermal insulator, making it highly effective for dry, high-speed machining.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 15px; padding: 15px; background: #f9f9f9; border-radius: 5px;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0;\"\u003e2. When should I choose the FG chipbreaker over others?\u003c\/p\u003e\n\u003cp style=\"margin-top: 5px; font-size: 0.95em;\"\u003eThe \u003cstrong\u003eFG (Finishing Geometry)\u003c\/strong\u003e should be used for final finishing passes where the depth of cut is small and the highest surface quality is required.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cfooter style=\"padding: 20px; background: #eee; border-radius: 4px; font-size: 0.9em; text-align: center;\"\u003e\u003cstrong\u003e💡 Material Comparison Tip:\u003c\/strong\u003e CVD-coated \u003cstrong\u003eTT8115\u003c\/strong\u003e is your go-to for maximum speed in Steel. For general-purpose steel turning with more toughness, consider the \u003cstrong\u003eTT8125\u003c\/strong\u003e grade.\u003c\/footer\u003e\n\u003c\/div\u003e","brand":"taegutec","offers":[{"title":"Default Title","offer_id":43353324191916,"sku":"DNMG150404FG TT8115","price":165.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/TaeguTec_DNMG1150404FG_TT8115_CVD_Coated_Carbide_Turning_Insert_for_Steel_Finishing..jpg?v=1776325180","url":"https:\/\/cnchome-beyond.com\/products\/taegutec-dnmg150404fg-tt8115-cvd-carbide-finishing-insert","provider":"CNCHome-Beyond","version":"1.0","type":"link"}