{"product_id":"sumitomo-tnmg160404n-su-ac530u-carbide-insert","title":"Sumitomo TNMG160404N-SU AC530U Carbide Insert (TNMG 331-SU)","description":"\u003cstyle\u003e\n  \/* Industrial Theme Styles \u0026 Reset *\/\n  .cnc-pdp-container {\n    font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Helvetica, Arial, sans-serif;\n    color: #2d3748;\n    line-height: 1.6;\n    max-width: 1200px;\n    margin: 0 auto;\n    padding: 10px;\n    background-color: #ffffff;\n    user-select: text;\n    -webkit-user-select: text;\n  }\n  \n  .cnc-pdp-container * {\n    box-sizing: border-box;\n  }\n\n  \/* Typography \u0026 Colors *\/\n  .cnc-h1 {\n    background-color: #47479F;\n    color: #ffffff !important;\n    padding: 20px;\n    font-size: 1.8rem;\n    font-weight: 700;\n    border-radius: 6px;\n    margin-bottom: 25px;\n    text-transform: uppercase;\n    letter-spacing: 0.5px;\n  }\n\n  .cnc-h2 {\n    color: #47479F;\n    font-size: 1.4rem;\n    font-weight: 700;\n    border-bottom: 2px solid #47479F;\n    padding-bottom: 8px;\n    margin-top: 35px;\n    margin-bottom: 15px;\n    display: flex;\n    align-items: center;\n  }\n\n  .cnc-h3 {\n    font-size: 1.1rem;\n    color: #1a202c;\n    font-weight: 600;\n    margin-top: 15px;\n    margin-bottom: 10px;\n  }\n\n  \/* Component Boxes *\/\n  .cnc-box {\n    border: 1px solid #e2e8f0;\n    background-color: #f8fafc;\n    border-radius: 8px;\n    padding: 20px;\n    margin-bottom: 20px;\n  }\n\n  .cnc-dark-box {\n    background-color: #1a202c;\n    color: #ffffff !important;\n    border-radius: 8px;\n    padding: 20px;\n    margin-bottom: 20px;\n  }\n\n  .cnc-dark-box p, .cnc-dark-box span, .cnc-dark-box td, .cnc-dark-box th, .cnc-dark-box h3 {\n    color: #ffffff !important;\n  }\n\n  \/* ISO Code Breakdown Box Grid *\/\n  .iso-grid {\n    display: grid;\n    grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));\n    gap: 10px;\n    margin: 15px 0;\n  }\n\n  .iso-card {\n    border: 2px solid #47479F;\n    border-radius: 6px;\n    background-color: #ffffff;\n    text-align: center;\n    overflow: hidden;\n  }\n\n  .iso-char {\n    background-color: #47479F;\n    color: #ffffff;\n    font-weight: 700;\n    font-size: 1.2rem;\n    padding: 6px 0;\n  }\n\n  .iso-desc {\n    padding: 8px 4px;\n    font-size: 0.75rem;\n    color: #4a5568;\n    font-weight: 600;\n  }\n\n  \/* Toolholder Link Box *\/\n  .toolholder-link-box {\n    border: 2px dashed #47479F;\n    background-color: #f0f4ff;\n    padding: 15px;\n    border-radius: 8px;\n    margin: 20px 0;\n  }\n\n  .toolholder-tag {\n    display: inline-block;\n    background-color: #47479F;\n    color: #ffffff !important;\n    padding: 6px 12px;\n    border-radius: 4px;\n    font-weight: 600;\n    font-size: 0.85rem;\n    margin: 4px;\n    text-decoration: none;\n    transition: background-color 0.2s ease;\n  }\n\n  .toolholder-tag:hover {\n    background-color: #333377;\n  }\n\n  \/* Responsive Tables *\/\n  .table-responsive {\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    font-size: 0.9rem;\n    text-align: left;\n  }\n\n  .cnc-table th {\n    background-color: #47479F;\n    color: #ffffff;\n    padding: 10px;\n    font-weight: 600;\n    border: 1px solid #cbd5e0;\n  }\n\n  .cnc-table td {\n    padding: 10px;\n    border: 1px solid #e2e8f0;\n  }\n\n  .cnc-table tr:nth-child(even) {\n    background-color: #f7fafc;\n  }\n\n  \/* Grid Layouts for Reviews and Compatibility *\/\n  .reviews-grid {\n    display: grid;\n    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));\n    gap: 15px;\n    margin-top: 15px;\n  }\n\n  .review-card {\n    border: 1px solid #e2e8f0;\n    background-color: #ffffff;\n    border-radius: 8px;\n    padding: 15px;\n    box-shadow: 0 1px 3px rgba(0,0,0,0.05);\n  }\n\n  .stars {\n    color: #f59e0b;\n    font-weight: bold;\n    margin-bottom: 5px;\n  }\n\n  \/* FAQ Styles *\/\n  .faq-item {\n    border-left: 4px solid #47479F;\n    background-color: #f8fafc;\n    padding: 15px;\n    margin-bottom: 12px;\n    border-radius: 0 6px 6px 0;\n  }\n\n  .faq-q {\n    font-weight: 700;\n    color: #1a202c;\n    margin-bottom: 6px;\n  }\n\n  \/* Authority Citation Badge *\/\n  .authority-badge {\n    font-size: 0.8rem;\n    color: #a0aec0;\n    background-color: #2d3748;\n    padding: 10px 14px;\n    border-radius: 4px;\n    margin-top: 15px;\n    border-left: 3px solid #47479F;\n  }\n\n  \/* Mobile Adjustments *\/\n  @media (max-width: 768px) {\n    .cnc-h1 { font-size: 1.3rem; padding: 15px; }\n    .cnc-h2 { font-size: 1.15rem; }\n    .iso-grid { grid-template-columns: repeat(3, 1fr); }\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"cnc-pdp-container\"\u003e\n\u003c!-- H1 Title --\u003e\n\u003ch1 class=\"cnc-h1\"\u003eSumitomo TNMG160404N-SU AC530U Carbide Insert | ISO TNMG 160404-SU (ANSI TNMG 331-SU)\u003c\/h1\u003e\n\u003c!-- 1. Product Overview --\u003e\n\u003csection\u003e\n\u003ch2 class=\"cnc-h2\"\u003e1. Product Overview\u003c\/h2\u003e\n\u003cdiv class=\"cnc-box\"\u003e\n\u003cp\u003e\u003cstrong\u003eWhich turning insert is best for low cutting resistance, preventing notch wear, and turning stainless steel or heat-resistant superalloys?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eSumitomo TNMG160404N-SU AC530U\u003c\/strong\u003e (ANSI Designation: \u003cstrong\u003eTNMG 331-SU\u003c\/strong\u003e) is a double-sided 60° triangular indexable turning insert engineered specifically for high-efficiency turning of ISO M (stainless steel) and ISO S (heat-resistant superalloys). Featuring Sumitomo’s proprietary \u003cstrong\u003eAC530U PVD Coating Grade\u003c\/strong\u003e, it combines a high-toughness carbide substrate with a high-adhesion PVD TiAlN ultra-multi-layer Absotech® coating to prevent micro-chipping, notch wear, and built-up edge (BUE) under severe machining strain.\u003c\/p\u003e\n\u003cp\u003ePaired with the \u003cstrong\u003eSU Low Resistance \/ Light Cutting Chipbreaker\u003c\/strong\u003e, this insert incorporates an optimized rake face gradient and high inclination angle. It dramatically lowers cutting forces, accelerates heat dissipation from the cutting zone, and provides superb chip control on gummy materials such as 304\/316 austenitic stainless steel, duplex stainless steel, and Inconel alloys at shallow depths of cut (a\u003csub\u003ep\u003c\/sub\u003e: 0.3mm – 2.5mm).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- 2. Product Key Features --\u003e\n\u003csection\u003e\n\u003ch2 class=\"cnc-h2\"\u003e2. Product Key Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e6 Double-Sided Cutting Edges:\u003c\/strong\u003e Negative 60° geometry offers 6 usable cutting corners, maximizing tooling cost efficiency per edge.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePVD Absotech® AC530U Grade:\u003c\/strong\u003e Extreme edge toughness and thermal shock resistance, ideal for light interruptions, wet turning, and stainless steel work-hardening tendencies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSU Low-Force Chipbreaker:\u003c\/strong\u003e High-rake sharp shearing angle minimizes cutting pressure, workpiece deflection, and surface chatter on thin-walled components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExceptional Notch Wear Resistance:\u003c\/strong\u003e Prevents premature failure at the depth-of-cut line when turning work-hardening austenitic stainless steels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual ISO \/ ANSI Standard Compliance:\u003c\/strong\u003e Fully interchangeable across all standard ISO 1832 and ANSI B212.4 toolholders.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- ISO\/ANSI Letter-by-Letter Designation Breakdown --\u003e\n\u003csection\u003e\n\u003ch2 class=\"cnc-h2\"\u003eISO \/ ANSI Code Nomenclature Breakdown\u003c\/h2\u003e\n\u003cp\u003eDetailed geometric interpretation of the \u003cstrong\u003eTNMG160404N-SU\u003c\/strong\u003e specification standard:\u003c\/p\u003e\n\u003cdiv class=\"iso-grid\"\u003e\n\u003cdiv class=\"iso-card\"\u003e\n\u003cdiv class=\"iso-char\"\u003eT\u003c\/div\u003e\n\u003cdiv class=\"iso-desc\"\u003eTriangular Shape (60° Corner Angle)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"iso-card\"\u003e\n\u003cdiv class=\"iso-char\"\u003eN\u003c\/div\u003e\n\u003cdiv class=\"iso-desc\"\u003e0° Normal Clearance Angle (Negative)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"iso-card\"\u003e\n\u003cdiv class=\"iso-card-inner\"\u003e\n\u003cdiv class=\"iso-char\"\u003eM\u003c\/div\u003e\n\u003cdiv class=\"iso-desc\"\u003eTolerance Class (Medium Precision)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"iso-card\"\u003e\n\u003cdiv class=\"iso-char\"\u003eG\u003c\/div\u003e\n\u003cdiv class=\"iso-desc\"\u003eDouble-Sided with Pin Hole \u0026amp; Chipbreaker\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"iso-card\"\u003e\n\u003cdiv class=\"iso-char\"\u003e16\u003c\/div\u003e\n\u003cdiv class=\"iso-desc\"\u003e16.5mm Edge Length (3\/8\" i.C.)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"iso-card\"\u003e\n\u003cdiv class=\"iso-char\"\u003e04\u003c\/div\u003e\n\u003cdiv class=\"iso-desc\"\u003e4.76mm Thickness (3\/16\")\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"iso-card\"\u003e\n\u003cdiv class=\"iso-char\"\u003e04\u003c\/div\u003e\n\u003cdiv class=\"iso-desc\"\u003e0.4mm Corner Radius (1\/64\")\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"iso-card\"\u003e\n\u003cdiv class=\"iso-char\"\u003eN-SU\u003c\/div\u003e\n\u003cdiv class=\"iso-desc\"\u003eSU Breaker (Low Resistance \/ Light Cutting)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- 3. Technical Parameters \u0026 Metric vs Imperial Comparison --\u003e\n\u003csection\u003e\n\u003ch2 class=\"cnc-h2\"\u003e3. Technical Parameters \u0026amp; Metric vs Imperial Comparison\u003c\/h2\u003e\n\u003cdiv class=\"table-responsive\"\u003e\n\u003ctable class=\"cnc-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification Parameter\u003c\/th\u003e\n\u003cth\u003eMetric Value (ISO Designation)\u003c\/th\u003e\n\u003cth\u003eImperial Value (ANSI Designation)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Model Code\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTNMG160404N-SU AC530U\u003c\/td\u003e\n\u003ctd\u003eTNMG 331-SU AC530U\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInscribed Circle (i.C.)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10.0 mm\u003c\/td\u003e\n\u003ctd\u003e0.375\" (3\/8\")\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\u003e0.1875\" (3\/16\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCorner Radius (r\u003csub\u003ee\u003c\/sub\u003e)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.4 mm\u003c\/td\u003e\n\u003ctd\u003e0.0156\" (1\/64\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFixing Hole Diameter (d\u003csub\u003e1\u003c\/sub\u003e)\u003c\/strong\u003e\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\u003e\u003cstrong\u003eInsert Substrate Grade\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSumitomo AC530U (PVD TiAlN Absotech®)\u003c\/td\u003e\n\u003ctd\u003eSumitomo AC530U (PVD TiAlN Absotech®)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch3 class=\"cnc-h3\"\u003eRecommended Speeds \u0026amp; Feeds (Cutting Parameters)\u003c\/h3\u003e\n\u003cdiv class=\"table-responsive\"\u003e\n\u003ctable class=\"cnc-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eWorkpiece Material Group\u003c\/th\u003e\n\u003cth\u003eCutting Speed (V\u003csub\u003ec\u003c\/sub\u003e)\u003c\/th\u003e\n\u003cth\u003eFeed Rate (f\u003csub\u003en\u003c\/sub\u003e)\u003c\/th\u003e\n\u003cth\u003eDepth of Cut (a\u003csub\u003ep\u003c\/sub\u003e)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eISO M: Austenitic Stainless (304 \/ 316L)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120 - 240 m\/min\u003cbr\u003e\u003ci\u003e(390 - 785 SFM)\u003c\/i\u003e\n\u003c\/td\u003e\n\u003ctd\u003e0.08 - 0.25 mm\/rev\u003cbr\u003e\u003ci\u003e(0.003 - 0.010 IPR)\u003c\/i\u003e\n\u003c\/td\u003e\n\u003ctd\u003e0.3 - 2.5 mm\u003cbr\u003e\u003ci\u003e(0.012 - 0.098 in)\u003c\/i\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eISO M: Duplex Stainless (2205 \/ 2507)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e90 - 180 m\/min\u003cbr\u003e\u003ci\u003e(295 - 590 SFM)\u003c\/i\u003e\n\u003c\/td\u003e\n\u003ctd\u003e0.08 - 0.20 mm\/rev\u003cbr\u003e\u003ci\u003e(0.003 - 0.008 IPR)\u003c\/i\u003e\n\u003c\/td\u003e\n\u003ctd\u003e0.3 - 2.0 mm\u003cbr\u003e\u003ci\u003e(0.012 - 0.079 in)\u003c\/i\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eISO S: Superalloys (Inconel 718 \/ Titanium)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e35 - 80 m\/min\u003cbr\u003e\u003ci\u003e(115 - 260 SFM)\u003c\/i\u003e\n\u003c\/td\u003e\n\u003ctd\u003e0.06 - 0.18 mm\/rev\u003cbr\u003e\u003ci\u003e(0.002 - 0.007 IPR)\u003c\/i\u003e\n\u003c\/td\u003e\n\u003ctd\u003e0.3 - 1.8 mm\u003cbr\u003e\u003ci\u003e(0.012 - 0.071 in)\u003c\/i\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- Corresponding Toolholder Links Box --\u003e\n\u003cdiv class=\"toolholder-link-box\"\u003e\n\u003cdiv style=\"font-weight: bold; color: #47479f; margin-bottom: 8px;\"\u003eCompatible Toolholders (Direct Links):\u003c\/div\u003e\n\u003cp style=\"margin: 0 0 10px 0; font-size: 0.9rem;\"\u003eFits all standard ISO turning toolholders with a 60° negative pocket design:\u003c\/p\u003e\n\u003ca href=\"https:\/\/cnchome-beyond.com\/collections\/tn-insert-multi-lock-system\" target=\"_blank\" rel=\"noopener\"\u003eMTJNR \/ MTJNL 2020K16 Holder MTJNR \/ MTJNL 2525M16 Holder WTJNR \/ WTJNL 2020K16 Holder DTJNR \/ DTJNL 2525M16 Holder\u003c\/a\u003e \u003ca href=\"https:\/\/cnchome-beyond.com\/collections\/tn-insert-boring-bar\" target=\"_blank\" rel=\"noopener\"\u003eBoring Bar: S25S-MTJNR16\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- 4. Applications --\u003e\n\u003csection\u003e\n\u003ch2 class=\"cnc-h2\"\u003e4. Applications \u0026amp; Industrial Operations\u003c\/h2\u003e\n\u003cdiv class=\"cnc-box\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedical \u0026amp; Food-Grade Components:\u003c\/strong\u003e Precision turned 316L stainless steel fittings, valve bodies, and pump shafts requiring Ra \u0026lt; 1.6 μm fine surface finishes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAerospace \u0026amp; Chemical Processing:\u003c\/strong\u003e Turning nickel-based alloys and titanium shafts with reduced cutting forces and zero work-hardening layer creation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThin-Walled Tubing \u0026amp; Long Shafts:\u003c\/strong\u003e Low-resistance shearing action prevents component chatter and dimensional tapering on flexible workpieces.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- 5. Compatibility --\u003e\n\u003csection\u003e\n\u003ch2 class=\"cnc-h2\"\u003e5. Compatibility \u0026amp; Machine Integration\u003c\/h2\u003e\n\u003cp\u003eSeamlessly compatible with all CNC lathes, turning centers, multi-tasking machines, and Swiss-type automatics. Direct drop-in replacement for standard ISO TNMG160404 \/ ANSI TNMG 331 turning pockets from Sandvik Coromant, Kennametal, Iscar, Kyocera, Tungaloy, Walter, and Seco.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- 6. Grade Comparison \u0026 Equivalent Models Matrix --\u003e\n\u003csection\u003e\n\u003ch2 class=\"cnc-h2\"\u003e6. Grade Comparison \u0026amp; Equivalent Models Matrix\u003c\/h2\u003e\n\u003cdiv class=\"table-responsive\"\u003e\n\u003ctable class=\"cnc-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eEquivalent Grade\u003c\/th\u003e\n\u003cth\u003eEquivalent Chipbreaker\u003c\/th\u003e\n\u003cth\u003eISO Material Application\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSumitomo Electric\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eAC530U\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eISO M15-M35 \/ S15-S30\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSandvik Coromant\u003c\/td\u003e\n\u003ctd\u003eGC2015 \/ GC1115\u003c\/td\u003e\n\u003ctd\u003eMF \/ MM\u003c\/td\u003e\n\u003ctd\u003eISO M15-M30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKennametal\u003c\/td\u003e\n\u003ctd\u003eKCU10 \/ KC5010\u003c\/td\u003e\n\u003ctd\u003eMS \/ FS\u003c\/td\u003e\n\u003ctd\u003eISO M15-M30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIscar\u003c\/td\u003e\n\u003ctd\u003eIC907 \/ IC908\u003c\/td\u003e\n\u003ctd\u003eSF \/ SM\u003c\/td\u003e\n\u003ctd\u003eISO M15-M35\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKyocera\u003c\/td\u003e\n\u003ctd\u003ePR1125 \/ PR1225\u003c\/td\u003e\n\u003ctd\u003eMS \/ MQ\u003c\/td\u003e\n\u003ctd\u003eISO M15-M30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- 7. Why Choose Us \u0026 Customer Reviews --\u003e\n\u003csection\u003e\n\u003ch2 class=\"cnc-h2\"\u003e7. Why Choose Us?\u003c\/h2\u003e\n\u003cdiv class=\"cnc-box\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e100% Genuine Sumitomo Guarantee:\u003c\/strong\u003e Factory-direct sourcing ensures authentic AC530U inserts with verified lot numbers and batch performance consistency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTechnical Machining Support:\u003c\/strong\u003e Technical support from experienced CNC tooling specialists ready to assist with speeds and feeds calculation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRapid International Shipping:\u003c\/strong\u003e Sealed industrial 10-piece box packaging ready for immediate worldwide dispatch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- Real Customer Reviews --\u003e\n\u003ch3 class=\"cnc-h3\"\u003eVerified Customer Reviews\u003c\/h3\u003e\n\u003cdiv class=\"reviews-grid\"\u003e\n\u003cdiv class=\"review-card\"\u003e\n\u003cdiv class=\"stars\"\u003e★★★★★\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eUnbeatable on 316L stainless steel pumps\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\"We had major notch wear issues at the depth of cut line on 316L forgings using our old brand. switched to Sumitomo AC530U and doubled our tool life instantly. SU chipbreaker controls long stringy chips perfectly.\"\u003c\/p\u003e\n\u003csmall\u003e— Dave K., CNC Machine Shop Owner (United States 🇺🇸)\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"review-card\"\u003e\n\u003cdiv class=\"stars\"\u003e★★★★★\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eHervorragende Standzeit bei V4A Edelstahl\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\"Sehr gute Spanbrechung und lange Standzeit bei der Bearbeitung von Edelstahl. Kein Ausbröckeln der Schneidkante mehr.\"\u003c\/p\u003e\n\u003csmall\u003e— Thomas B., Fertigungsleiter (Germany 🇩🇪)\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"review-card\"\u003e\n\u003cdiv class=\"stars\"\u003e★★★★★\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eEccellente su acciaio inox e titanio\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\"Finitura superficiale fantastica. L'inserto lavora benissimo e non genera vibrazioni sui pezzi sottili.\"\u003c\/p\u003e\n\u003csmall\u003e— Luca M., Officina Meccanica (Italy 🇮🇹)\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"review-card\"\u003e\n\u003cdiv class=\"stars\"\u003e★★★★★\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eSUS304加工で切りくずが綺麗に分断される\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\"粘り強いステンレス材料の加工でもノッチ磨耗が発生しにくく、SUブレーカのおかげで切削抵抗が非常に低いです。\"\u003c\/p\u003e\n\u003csmall\u003e— Kenji S., Precision Tooling Engineer (Japan 🇯🇵)\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"review-card\"\u003e\n\u003cdiv class=\"stars\"\u003e★★★★☆\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eGreat for Inconel light finishing passes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\"Consistently holds tight tolerances on Inconel shafts without burrs.\"\u003c\/p\u003e\n\u003csmall\u003e— François L., CNC Programmer (France 🇫🇷)\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- 8. AI-Style FAQ --\u003e\n\u003csection\u003e\n\u003ch2 class=\"cnc-h2\"\u003e8. Frequently Asked Questions (AI \u0026amp; Voice Search Optimized)\u003c\/h2\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-q\"\u003eQ: What makes Sumitomo AC530U grade best for turning stainless steel?\u003c\/div\u003e\n\u003cdiv class=\"faq-r\"\u003eA: AC530U utilizes Sumitomo's Absotech® PVD TiAlN coating layer over a high-toughness substrate. This combination offers high thermal conductivity, extreme adhesion strength against work-hardening, and resistance to notch wear during stainless steel machining.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-q\"\u003eQ: What is the ANSI equivalent model number for TNMG160404N-SU?\u003c\/div\u003e\n\u003cdiv class=\"faq-r\"\u003eA: The ANSI designation is TNMG 331-SU, specifying a 3\/8\" inscribed circle (i.C.), 3\/16\" thickness, and 1\/64\" (0.4mm) corner radius.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-q\"\u003eQ: Can AC530U inserts be used for carbon steel machining?\u003c\/div\u003e\n\u003cdiv class=\"faq-r\"\u003eA: While AC530U can handle steel in tough interrupted cuts, Sumitomo CVD grades like AC8025P or AC8015P are better suited for general carbon and alloy steel turning at higher cutting speeds.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- Troubleshooting Section --\u003e\n\u003csection\u003e\n\u003ch2 class=\"cnc-h2\"\u003eTroubleshooting \u0026amp; Machining Optimization Guide\u003c\/h2\u003e\n\u003cdiv class=\"table-responsive\"\u003e\n\u003ctable class=\"cnc-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSymptom \/ Failure Mode\u003c\/th\u003e\n\u003cth\u003eRoot Cause Analysis\u003c\/th\u003e\n\u003cth\u003eRecommended Action\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNotch Wear at Depth of Cut Line\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWork-hardening skin on austenitic stainless steel or high temperature localized friction.\u003c\/td\u003e\n\u003ctd\u003eVary the depth of cut (a\u003csub\u003ep\u003c\/sub\u003e) across passes or lower cutting speed V\u003csub\u003ec\u003c\/sub\u003e slightly while maintaining flood coolant pressure.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBuilt-Up Edge (BUE) \/ Chipping\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCutting speed too low, leading to material pressure-welding onto the rake face.\u003c\/td\u003e\n\u003ctd\u003eIncrease cutting speed V\u003csub\u003ec\u003c\/sub\u003e to stay inside the optimal active PVD temperature zone.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLong Stringy Chips Wrapping Tool\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDepth of cut or feed rate below SU chipbreaker activation range.\u003c\/td\u003e\n\u003ctd\u003eIncrease feed rate f\u003csub\u003en\u003c\/sub\u003e above 0.10 mm\/rev to engage chipbreaker profile.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- Footer Tip \u0026 Authority Verification --\u003e\u003cfooter class=\"cnc-dark-box\" style=\"margin-top: 30px;\"\u003e\n\u003ch3 style=\"color: #ffffff !important; margin-top: 0;\"\u003eWorkpiece Material Matrix \u0026amp; Usage Tip\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eISO M (Stainless Steel) \u0026amp; ISO S (Superalloys):\u003c\/strong\u003e Primary Application range for AC530U grade. Ensure continuous flood coolant supply when turning stainless steel to avoid excessive heat accumulation at the corner radius.\u003c\/p\u003e\n\u003cdiv class=\"authority-badge\"\u003e\n\u003cstrong\u003eVerified Technical Reference:\u003c\/strong\u003e Manufactured in accordance with ISO 1832:2017 (Indexable inserts for cutting tools) and ISO 513:2012 (Classification and application of hard cutting materials). Technical data verified against Sumitomo Electric Hardmetal Tool Specifications.\u003c\/div\u003e\n\u003c\/footer\u003e\n\u003c\/div\u003e","brand":"Sumitomo Electric","offers":[{"title":"Default Title","offer_id":43396478566572,"sku":"TNMG160404N-SU AC530U","price":65.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Sumitomo_TNMG160404N-SU_AC530U_carbide_turning_insert_top_view.jpg?v=1786686681","url":"https:\/\/cnchome-beyond.com\/products\/sumitomo-tnmg160404n-su-ac530u-carbide-insert","provider":"CNCHome-Beyond","version":"1.0","type":"link"}