{"product_id":"sumitomo-tnmg160408n-gu-t1500z-cermet-finishing-insert","title":"SUMITOMO TNMG160408N-GU T1500Z Cermet Turning Insert (TNMG 332-GU)","description":"\u003cstyle\u003e\n  :root {\n    --brand-color: #47479F;\n    --brand-dark: #323270;\n    --text-main: #222222;\n    --text-muted: #555555;\n    --bg-light: #f8f9fa;\n    --bg-white: #ffffff;\n    --border-color: #e0e0e0;\n  }\n\n  .cnc-pdp-container {\n    max-width: 1200px;\n    margin: 0 auto;\n    padding: 16px;\n    font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Helvetica, Arial, sans-serif;\n    color: var(--text-main);\n    line-height: 1.6;\n    -webkit-user-select: text;\n    user-select: text;\n  }\n\n  .cnc-pdp-container *, .cnc-pdp-container *::before, .cnc-pdp-container *::after {\n    box-sizing: border-box;\n  }\n\n  \/* Typography *\/\n  .cnc-h1 {\n    background-color: var(--brand-color);\n    color: #ffffff !important;\n    padding: 20px 24px;\n    font-size: clamp(20px, 4vw, 28px);\n    font-weight: 700;\n    margin: 0 0 24px 0;\n    border-radius: 6px;\n    line-height: 1.3;\n  }\n\n  .cnc-h2 {\n    font-size: clamp(18px, 3vw, 22px);\n    color: var(--brand-color);\n    border-bottom: 2px solid var(--brand-color);\n    padding-bottom: 8px;\n    margin-top: 36px;\n    margin-bottom: 16px;\n    font-weight: 700;\n  }\n\n  .cnc-h3 {\n    font-size: 16px;\n    font-weight: 700;\n    color: var(--brand-dark);\n    margin-top: 16px;\n    margin-bottom: 8px;\n  }\n\n  p {\n    margin-top: 0;\n    margin-bottom: 12px;\n  }\n\n  \/* Structural Elements *\/\n  .cnc-card {\n    border: 1px solid var(--border-color);\n    border-radius: 6px;\n    padding: 20px;\n    margin-bottom: 20px;\n    background-color: var(--bg-white);\n  }\n\n  .cnc-card-dark {\n    background-color: var(--brand-color);\n    color: #ffffff !important;\n    border-radius: 6px;\n    padding: 20px;\n    margin-bottom: 20px;\n  }\n\n  .cnc-card-dark p, .cnc-card-dark h3, .cnc-card-dark span, .cnc-card-dark div {\n    color: #ffffff !important;\n  }\n\n  .cnc-grid-2 {\n    display: grid;\n    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));\n    gap: 16px;\n  }\n\n  .cnc-grid-3 {\n    display: grid;\n    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));\n    gap: 16px;\n  }\n\n  \/* Tables *\/\n  .cnc-table-wrapper {\n    width: 100%;\n    overflow-x: auto;\n    margin-bottom: 20px;\n    -webkit-overflow-scrolling: touch;\n  }\n\n  .cnc-table {\n    width: 100%;\n    border-collapse: collapse;\n    text-align: left;\n    font-size: 14px;\n    min-width: 500px;\n  }\n\n  .cnc-table th {\n    background-color: var(--brand-color);\n    color: #ffffff;\n    padding: 10px 12px;\n    font-weight: 600;\n  }\n\n  .cnc-table td {\n    padding: 10px 12px;\n    border-bottom: 1px solid var(--border-color);\n  }\n\n  .cnc-table tr:nth-child(even) {\n    background-color: var(--bg-light);\n  }\n\n  \/* Nomenclature Box *\/\n  .iso-breakdown {\n    display: flex;\n    flex-wrap: wrap;\n    gap: 8px;\n    margin: 16px 0;\n  }\n\n  .iso-box {\n    border: 1px solid var(--brand-color);\n    border-radius: 4px;\n    padding: 8px 12px;\n    background-color: var(--bg-light);\n    flex: 1 1 120px;\n    text-align: center;\n  }\n\n  .iso-box .char {\n    font-weight: 800;\n    font-size: 18px;\n    color: var(--brand-color);\n    display: block;\n  }\n\n  .iso-box .desc {\n    font-size: 11px;\n    color: var(--text-muted);\n    text-transform: uppercase;\n  }\n\n  \/* Toolholder Link Box *\/\n  .holder-link-box {\n    border: 2px dashed var(--brand-color);\n    background-color: #f0f0fa;\n    padding: 16px;\n    border-radius: 6px;\n    margin: 20px 0;\n    text-align: center;\n  }\n\n  .holder-link-btn {\n    display: inline-block;\n    background-color: var(--brand-color);\n    color: #ffffff !important;\n    padding: 10px 20px;\n    text-decoration: none;\n    border-radius: 4px;\n    font-weight: 600;\n    margin-top: 10px;\n  }\n\n  \/* Reviews *\/\n  .review-stars {\n    color: #ffb400;\n    font-size: 14px;\n  }\n\n  .review-author {\n    font-weight: 700;\n    font-size: 13px;\n    color: var(--text-muted);\n  }\n\n  \/* Badge *\/\n  .badge-keyword {\n    display: inline-block;\n    background: #eef0f8;\n    color: var(--brand-dark);\n    padding: 4px 8px;\n    border-radius: 4px;\n    font-size: 12px;\n    margin: 2px;\n    font-weight: 500;\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"cnc-pdp-container\"\u003e\n\u003c!-- H1 Title --\u003e\n\u003ch1 class=\"cnc-h1\"\u003eSUMITOMO TNMG160408N-GU T1500Z Cermet Turning Insert (ANSI: TNMG 332-GU)\u003c\/h1\u003e\n\u003c!-- Section 1: Product Overview --\u003e\n\u003ch2 class=\"cnc-h2\"\u003e1. Product Overview\u003c\/h2\u003e\n\u003cdiv class=\"cnc-card\"\u003e\n\u003cp\u003e\u003cstrong\u003eWhich cermet turning insert is best for high-speed finishing and mirror-like surface finish on steel components?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eSUMITOMO TNMG160408N-GU T1500Z\u003c\/strong\u003e (ANSI designation \u003cstrong\u003eTNMG 332-GU\u003c\/strong\u003e) is an advanced industrial-grade PVD-coated cermet turning insert specifically optimized for high-speed precision finishing and light-to-medium continuous turning of carbon steels, alloy steels, and die steels (ISO P10-P20). Engineered with SUMITOMO's proprietary \u003cstrong\u003eT1500Z Cermet Matrix\u003c\/strong\u003e featuring \u003cstrong\u003eBrilliant Coat (PVD TiLN Coating)\u003c\/strong\u003e, this insert offers exceptional oxidation resistance, ultra-low reactivity with steel, and superior edge sharpness for mirror-like workpiece surface roughness (Ra \u0026lt; 0.8 µm).\u003c\/p\u003e\n\u003cp\u003eFeaturing the universal \u003cstrong\u003eGU Medium-Light Finishing Chipbreaker\u003c\/strong\u003e, this insert incorporates a 3D-curved rake face and variable-angle breaker ridge designed to control chip deformation across a broad depth of cut (ap: 0.5mm to 3.0mm). It eliminates chip tangling, prevents built-up edge (BUE) formation, and maintains extremely tight dimensional tolerances over long high-volume CNC machining cycles.\u003c\/p\u003e\n\u003cdiv style=\"margin-top: 12px;\"\u003e\n\u003cspan class=\"badge-keyword\"\u003eTNMG160408N-GU\u003c\/span\u003e \u003cspan class=\"badge-keyword\"\u003eTNMG 332-GU\u003c\/span\u003e \u003cspan class=\"badge-keyword\"\u003eSUMITOMO T1500Z\u003c\/span\u003e \u003cspan class=\"badge-keyword\"\u003eSteel Finishing Cermet Insert\u003c\/span\u003e \u003cspan class=\"badge-keyword\"\u003eBrilliant Coat PVD\u003c\/span\u003e \u003cspan class=\"badge-keyword\"\u003eGU General Chipbreaker\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Section 2: Key Features --\u003e\n\u003ch2 class=\"cnc-h2\"\u003e2. Key Features\u003c\/h2\u003e\n\u003cdiv class=\"cnc-grid-2\"\u003e\n\u003cdiv class=\"cnc-card\"\u003e\n\u003cdiv class=\"cnc-h3\"\u003eBrilliant Coat PVD Cermet Technology\u003c\/div\u003e\n\u003cp\u003eUtilizes a multi-layered PVD physical vapor deposition coating over a ultra-fine cermet substrate, providing exceptional lubricity, high hardness, and extreme wear resistance during high-speed dry and wet steel finishing operations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cnc-card\"\u003e\n\u003cdiv class=\"cnc-h3\"\u003eGU Universal Finishing \u0026amp; Light Cutting Breaker\u003c\/div\u003e\n\u003cp\u003eEngineered with a low cutting resistance 3D rake geometry that actively controls ribbon chips at high surface speeds while minimizing cutting forces and chatter on slender workpieces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cnc-card\"\u003e\n\u003cdiv class=\"cnc-h3\"\u003e6 Usable Precision Cutting Edges\u003c\/div\u003e\n\u003cp\u003eThe negative 60° triangular double-sided design delivers maximum operational efficiency and low cost-per-edge across high-throughput production lathes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cnc-card\"\u003e\n\u003cdiv class=\"cnc-h3\"\u003eSuperior Resistance to Built-Up Edge (BUE)\u003c\/div\u003e\n\u003cp\u003eThe chemical inertness of the cermet compound prevents welding of steel micro-chips to the cutting edge, ensuring brilliant surface finishes and stable dimensional accuracy.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Section 3: Technical Specifications \u0026 Nomenclature --\u003e\n\u003ch2 class=\"cnc-h2\"\u003e3. Specifications \u0026amp; ISO\/ANSI Breakdown\u003c\/h2\u003e\n\u003cdiv class=\"cnc-card\"\u003e\n\u003cdiv class=\"cnc-h3\"\u003eISO \/ ANSI Nomenclature Breakdown\u003c\/div\u003e\n\u003cp\u003eUnderstanding the standard code for order accuracy:\u003c\/p\u003e\n\u003cdiv class=\"iso-breakdown\"\u003e\n\u003cdiv class=\"iso-box\"\u003e\n\u003cspan class=\"char\"\u003eT\u003c\/span\u003e\u003cspan class=\"desc\"\u003eShape (60° Triangle)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"iso-box\"\u003e\n\u003cspan class=\"char\"\u003eN\u003c\/span\u003e\u003cspan class=\"desc\"\u003eClearance (0° Negative)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"iso-box\"\u003e\n\u003cspan class=\"char\"\u003eM\u003c\/span\u003e\u003cspan class=\"desc\"\u003eTolerance Class\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"iso-box\"\u003e\n\u003cspan class=\"char\"\u003eG\u003c\/span\u003e\u003cspan class=\"desc\"\u003eFixing \/ Hole Type\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"iso-box\"\u003e\n\u003cspan class=\"char\"\u003e16 \/ 3\u003c\/span\u003e\u003cspan class=\"desc\"\u003eEdge Length (16.5mm \/ 3\/8\")\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"iso-box\"\u003e\n\u003cspan class=\"char\"\u003e04 \/ 3\u003c\/span\u003e\u003cspan class=\"desc\"\u003eThickness (4.76mm \/ 3\/16\")\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"iso-box\"\u003e\n\u003cspan class=\"char\"\u003e08 \/ 2\u003c\/span\u003e\u003cspan class=\"desc\"\u003eCorner Radius (0.8mm \/ 1\/32\")\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"iso-box\"\u003e\n\u003cspan class=\"char\"\u003eN-GU\u003c\/span\u003e\u003cspan class=\"desc\"\u003eGU Finishing\/General Breaker\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"iso-box\"\u003e\n\u003cspan class=\"char\"\u003eT1500Z\u003c\/span\u003e\u003cspan class=\"desc\"\u003ePVD Cermet Grade\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cnc-card\"\u003e\n\u003cdiv class=\"cnc-h3\"\u003eDimensional Standard Comparison (Metric vs. Imperial)\u003c\/div\u003e\n\u003cdiv class=\"cnc-table-wrapper\"\u003e\n\u003ctable class=\"cnc-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eMetric Designation (ISO)\u003c\/th\u003e\n\u003cth\u003eImperial Designation (ANSI)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eInsert Model Code\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eTNMG160408N-GU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eTNMG 332-GU\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd\u003e9.525 mm\u003c\/td\u003e\n\u003ctd\u003e0.375\" (3\/8\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThickness (S)\u003c\/td\u003e\n\u003ctd\u003e4.76 mm\u003c\/td\u003e\n\u003ctd\u003e0.187\" (3\/16\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCorner Radius (r)\u003c\/td\u003e\n\u003ctd\u003e0.8 mm\u003c\/td\u003e\n\u003ctd\u003e0.031\" (1\/32\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHole Diameter (d1)\u003c\/td\u003e\n\u003ctd\u003e3.81 mm\u003c\/td\u003e\n\u003ctd\u003e0.150\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCutting Edge Length (L)\u003c\/td\u003e\n\u003ctd\u003e16.5 mm\u003c\/td\u003e\n\u003ctd\u003e0.650\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cnc-card\"\u003e\n\u003cdiv class=\"cnc-h3\"\u003eRecommended Cutting Parameters\u003c\/div\u003e\n\u003cdiv class=\"cnc-table-wrapper\"\u003e\n\u003ctable class=\"cnc-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 (f)\u003c\/th\u003e\n\u003cth\u003eDepth of Cut (ap)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eLow-Carbon \/ Free-Cutting Steel (1018, 12L14)\u003c\/td\u003e\n\u003ctd\u003e180 - 380 m\/min (590 - 1250 SFM)\u003c\/td\u003e\n\u003ctd\u003e0.10 - 0.35 mm\/rev (.004 - .014 IPR)\u003c\/td\u003e\n\u003ctd\u003e0.5 - 3.0 mm (.020 - .118 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlloy Steel \/ Structural Steel (4140, 8620, 1045)\u003c\/td\u003e\n\u003ctd\u003e160 - 320 m\/min (520 - 1050 SFM)\u003c\/td\u003e\n\u003ctd\u003e0.12 - 0.30 mm\/rev (.005 - .012 IPR)\u003c\/td\u003e\n\u003ctd\u003e0.5 - 2.5 mm (.020 - .098 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStainless Steel (Ferritic\/Martensitic 410, 430)\u003c\/td\u003e\n\u003ctd\u003e120 - 240 m\/min (390 - 780 SFM)\u003c\/td\u003e\n\u003ctd\u003e0.10 - 0.25 mm\/rev (.004 - .010 IPR)\u003c\/td\u003e\n\u003ctd\u003e0.5 - 2.0 mm (.020 - .078 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Toolholder Link Box --\u003e\n\u003cdiv class=\"holder-link-box\"\u003e\n\u003cdiv style=\"font-weight: bold; font-size: 16px; color: var(--brand-dark);\"\u003eCompatible Toolholder Requirements\u003c\/div\u003e\n\u003cp style=\"margin: 8px 0; font-size: 14px;\"\u003eFits all standard ISO\/ANSI \u003cstrong\u003eMTJNR\/L\u003c\/strong\u003e, \u003cstrong\u003eMTGNR\/L\u003c\/strong\u003e, or \u003cstrong\u003eWTJNR\/L\u003c\/strong\u003e external turning toolholders and \u003cstrong\u003eMTFNR\/L\u003c\/strong\u003e boring bars taking 1604 \/ 332 size negative inserts with top and hole clamping.\u003c\/p\u003e\n\u003ca href=\"https:\/\/cnchome-beyond.com\/collections\/tn-insert-multi-lock-system\" target=\"_blank\" rel=\"noopener\"\u003eBrowse Compatible Toolholders (MTJNR\/L) →\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c!-- Section 4: Applications --\u003e\n\u003ch2 class=\"cnc-h2\"\u003e4. Target Applications\u003c\/h2\u003e\n\u003cdiv class=\"cnc-card\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Precision Steel Finishing:\u003c\/strong\u003e Designed for producing mirror finishes on automotive shafts, hydraulic spools, precision pins, and bearing races.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinuous High-Speed Machining:\u003c\/strong\u003e Outstanding performance in automated CNC turning environments where strict dimensional stability and surface roughness control are paramount.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDry Turning Operations:\u003c\/strong\u003e The thermal oxidation barrier of the cermet matrix allows for high-speed dry machining, reducing coolant consumption and eco-footprint.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- Section 5: Tool \u0026 Equipment Compatibility --\u003e\n\u003ch2 class=\"cnc-h2\"\u003e5. Compatibility\u003c\/h2\u003e\n\u003cdiv class=\"cnc-card\"\u003e\n\u003cp\u003eThis insert utilizes standardized double-sided top-and-hole clamping mechanisms. It is fully compatible with:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMachine Types:\u003c\/strong\u003e CNC Lathes, Automatic Swiss Lathes, Precision Turning Centers, and Multi-Tasking Machines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Toolholders:\u003c\/strong\u003e MTJNR2020K16, MTJNR2525M16, MTGNR2525M16, WTJNR2525M16, and internal boring bars like S32T-MTJNR16.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClamping Systems:\u003c\/strong\u003e Top clamp, pin-lock, and combination clamping mechanisms compliant with ISO 5608.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- Section 6: Grade Comparison --\u003e\n\u003ch2 class=\"cnc-h2\"\u003e6. Material \u0026amp; Grade Comparison\u003c\/h2\u003e\n\u003cdiv class=\"cnc-card\"\u003e\n\u003cdiv class=\"cnc-table-wrapper\"\u003e\n\u003ctable class=\"cnc-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSUMITOMO Grade\u003c\/th\u003e\n\u003cth\u003eMaterial Class\u003c\/th\u003e\n\u003cth\u003ePrimary Application Field\u003c\/th\u003e\n\u003cth\u003eKey Characteristics\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eT1500Z (Current)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePVD Coated Cermet\u003c\/td\u003e\n\u003ctd\u003eISO P10-P20 \/ Steel High-Speed Finishing\u003c\/td\u003e\n\u003ctd\u003eBrilliant Coat PVD; exceptional surface mirror finish, low friction, and anti-built-up edge behavior.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eT1000A\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUncoated Cermet\u003c\/td\u003e\n\u003ctd\u003eISO P05-P10 \/ Ultra-Precision Steel Finishing\u003c\/td\u003e\n\u003ctd\u003eExtreme wear resistance and ultra-sharp edge line for continuous light finishing cuts.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAC8025P\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCVD Coated Carbide\u003c\/td\u003e\n\u003ctd\u003eISO P15-P35 \/ General Steel Roughing \u0026amp; Medium\u003c\/td\u003e\n\u003ctd\u003eTough tungsten carbide matrix designed to handle heavy interrupted cuts and high feeds.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Section 7: Why Choose Us \u0026 Customer Reviews --\u003e\n\u003ch2 class=\"cnc-h2\"\u003e7. Why Choose Us\u003c\/h2\u003e\n\u003cdiv class=\"cnc-card-dark\"\u003e\n\u003ch3\u003eDirect Industrial Tooling Supply\u003c\/h3\u003e\n\u003cp\u003eWe source 100% genuine SUMITOMO Electric Hardmetal cutting tools directly through authorized global supply channels. Every box features original anti-counterfeiting tracking codes. Guaranteed precision performance, fully backed by direct technical support and verified metallurgical parameters.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cnc-h3\"\u003eVerified Global Customer Reviews\u003c\/div\u003e\n\u003cdiv class=\"cnc-grid-2\"\u003e\n\u003cdiv class=\"cnc-card\"\u003e\n\u003cdiv class=\"review-stars\"\u003e★★★★★\u003c\/div\u003e\n\u003cp style=\"margin: 8px 0; font-size: 13px;\"\u003e\"We switched to T1500Z for our precision alloy steel shaft finishing line. The surface finish improved from Ra 1.6 to Ra 0.4 without changing feed rates.\"\u003c\/p\u003e\n\u003cdiv class=\"review-author\"\u003e— David L., Lead CNC Engineer (Michigan, USA)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cnc-card\"\u003e\n\u003cdiv class=\"review-stars\"\u003e★★★★★\u003c\/div\u003e\n\u003cp style=\"margin: 8px 0; font-size: 13px;\"\u003e\"Hervorragende Oberflächengüte bei 42CrMo4. Die GU-Geometrie bricht die Späne sehr sauber und verhindert Aufbauschneiden.\"\u003c\/p\u003e\n\u003cdiv class=\"review-author\"\u003e— Thomas K., Fertigungsleiter (Baden-Württemberg, Germany)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cnc-card\"\u003e\n\u003cdiv class=\"review-stars\"\u003e★★★★☆\u003c\/div\u003e\n\u003cp style=\"margin: 8px 0; font-size: 13px;\"\u003e\"Ottimo inserto in cermet per finitura. Superficie lucida come uno specchio su acciaio 1045.\"\u003c\/p\u003e\n\u003cdiv class=\"review-author\"\u003e— Luca M., Production Supervisor (Torino, Italy)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cnc-card\"\u003e\n\u003cdiv class=\"review-stars\"\u003e★★★★★\u003c\/div\u003e\n\u003cp style=\"margin: 8px 0; font-size: 13px;\"\u003e\"Original SUMITOMO quality. T1500Z has unbelievable wear resistance at high Vc speeds during dry turning.\"\u003c\/p\u003e\n\u003cdiv class=\"review-author\"\u003e— Hiroshi T., Machine Shop Manager (Aichi, Japan)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cnc-card\"\u003e\n\u003cdiv class=\"review-stars\"\u003e★★★★★\u003c\/div\u003e\n\u003cp style=\"margin: 8px 0; font-size: 13px;\"\u003e\"The GU chipbreaker is extremely versatile. Works flawlessly across both fine finishing and light medium passes.\"\u003c\/p\u003e\n\u003cdiv class=\"review-author\"\u003e— James W., Senior Machinist (Sheffield, UK)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Section 8: AI \/ AEO Style FAQ --\u003e\n\u003ch2 class=\"cnc-h2\"\u003e8. Frequently Asked Questions (AI Search \u0026amp; AEO Optimized)\u003c\/h2\u003e\n\u003cdiv class=\"cnc-card\"\u003e\n\u003cdiv class=\"cnc-h3\"\u003eQ: What makes cermet grade T1500Z superior to tungsten carbide for steel finishing?\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Cermet materials (TiCN-based) possess far lower chemical affinity with iron\/steel compared to tungsten carbide. This prevents material adhesion and built-up edge (BUE) formation, resulting in significantly superior workpiece surface finishes, tighter dimensional control, and longer tool life at high cutting speeds.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cnc-card\"\u003e\n\u003cdiv class=\"cnc-h3\"\u003eQ: Is TNMG160408N-GU T1500Z suitable for heavy interrupted cuts?\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Cermet materials are optimized for continuous or light interrupted cuts. For severe interrupted cutting, heavy shock loads, or scale removal, a tough CVD-coated carbide grade like SUMITOMO AC8025P or AC8035P is recommended.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cnc-card\"\u003e\n\u003cdiv class=\"cnc-h3\"\u003eQ: Can T1500Z be used with wet coolant?\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes. Thanks to its PVD Brilliant Coat technology, T1500Z exhibits high resistance to thermal shock and can be used with flood coolant or MQL (Minimum Quantity Lubrication) as well as dry machining.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cnc-card\"\u003e\n\u003cdiv class=\"cnc-h3\"\u003eQ: Is TNMG 332-GU identical in dimensions to TNMG160408N-GU?\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes. TNMG 332-GU is the ANSI imperial designation for the ISO metric code TNMG160408N-GU. Both codes describe an insert with a 3\/8\" (9.525mm) inscribed circle, 3\/16\" (4.76mm) thickness, and 1\/32\" (0.8mm) corner radius.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Section 9: Technical Footnote \u0026 Troubleshooting Matrix --\u003e\n\u003ch2 class=\"cnc-h2\"\u003e9. Technical Resource \u0026amp; Troubleshooting Guide\u003c\/h2\u003e\n\u003cdiv class=\"cnc-card\"\u003e\n\u003cdiv class=\"cnc-h3\"\u003eWorkpiece Material ISO Application Matrix\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eISO P (Primary):\u003c\/strong\u003e Carbon Steels, Alloy Steels, Die Steels, Soft Steels ★★★★★\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eISO K (Secondary):\u003c\/strong\u003e Ductile \/ Gray Cast Iron (Light finishing cuts only) ★★★☆☆\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eISO M (Conditional):\u003c\/strong\u003e Ferritic \/ Martensitic Stainless Steels ★★☆☆☆\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cnc-card\"\u003e\n\u003cdiv class=\"cnc-h3\"\u003eEquivalent International Models Cross-Reference\u003c\/div\u003e\n\u003cdiv class=\"cnc-table-wrapper\"\u003e\n\u003ctable class=\"cnc-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer\u003c\/th\u003e\n\u003cth\u003eEquivalent Grade\u003c\/th\u003e\n\u003cth\u003eEquivalent Chipbreaker\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSUMITOMO\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eT1500Z (PVD Cermet)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eGU\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKyocera\u003c\/td\u003e\n\u003ctd\u003eTN620 \/ PV720\u003c\/td\u003e\n\u003ctd\u003eGP \/ HQ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIscar\u003c\/td\u003e\n\u003ctd\u003eIC30N \/ IC20N\u003c\/td\u003e\n\u003ctd\u003eSF \/ SM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTaeguTec\u003c\/td\u003e\n\u003ctd\u003eCT3000 \/ PV3000\u003c\/td\u003e\n\u003ctd\u003eFG \/ FGX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMitsubishi\u003c\/td\u003e\n\u003ctd\u003eNX2525 \/ VP25N\u003c\/td\u003e\n\u003ctd\u003eF\/M Breaker\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cnc-card\"\u003e\n\u003cdiv class=\"cnc-h3\"\u003eTroubleshooting Machining Issues\u003c\/div\u003e\n\u003cdiv class=\"cnc-table-wrapper\"\u003e\n\u003ctable class=\"cnc-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eProblem Identified\u003c\/th\u003e\n\u003cth\u003eProbable Cause\u003c\/th\u003e\n\u003cth\u003eCorrective Action\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMicro-Chipping \/ Edge Fracturing\u003c\/td\u003e\n\u003ctd\u003eInterrupted cut impacts too severe or cutting speed too low.\u003c\/td\u003e\n\u003ctd\u003eIncrease cutting speed (Vc) to fully activate cermet plasticity, or switch to a tougher carbide grade (AC8025P) if interrupted cut is heavy.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuilt-Up Edge (BUE)\u003c\/td\u003e\n\u003ctd\u003eCutting speed too low, generating edge adhesion.\u003c\/td\u003e\n\u003ctd\u003eIncrease cutting speed (Vc) by 20-30% to move out of the BUE zone.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePoor Surface Roughness\u003c\/td\u003e\n\u003ctd\u003eFeed rate too high or corner radius worn.\u003c\/td\u003e\n\u003ctd\u003eReduce feed rate (f) or switch to a smaller corner radius (e.g., 0.4mm \/ 01) if vibration occurs.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStringy Unbroken Chips\u003c\/td\u003e\n\u003ctd\u003eDepth of cut (ap) below GU chipbreaker threshold (\u0026lt; 0.5mm).\u003c\/td\u003e\n\u003ctd\u003eIncrease depth of cut (ap) or feed rate (f) slightly to engage the 3D chipbreaker wall.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Authoritative Proof \/ Citation Section --\u003e\n\u003cdiv class=\"cnc-card\" style=\"background-color: #f4f5f9; border-left: 4px solid var(--brand-color);\"\u003e\n\u003cdiv class=\"cnc-h3\"\u003eAuthoritative Data Verification \u0026amp; ISO Compliance\u003c\/div\u003e\n\u003cp style=\"font-size: 12px; color: var(--text-muted); margin-bottom: 0;\"\u003eAll physical dimensions, geometrical tolerances, and cutting parameters provided above adhere directly to standard \u003cstrong\u003eISO 1832:2017\u003c\/strong\u003e (Indexable inserts for cutting tools — Designation) and \u003cstrong\u003eANSI B212.4-2002\u003c\/strong\u003e specifications. Tool grade hardness and PVD coating performance specifications are benchmarked according to official Sumitomo Electric Hardmetal Corp. technical catalog parameters (T1500Z Cermet Turning Series).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Sumitomo","offers":[{"title":"Default Title","offer_id":43396587323564,"sku":"TNMG160408N-GU T1500Z","price":65.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/SUMITOMO_TNMG160408N-GU_T1500Z_cermet_turning_insert_top_view.jpg?v=1785911900","url":"https:\/\/cnchome-beyond.com\/products\/sumitomo-tnmg160408n-gu-t1500z-cermet-finishing-insert","provider":"CNCHome-Beyond","version":"1.0","type":"link"}