{"product_id":"sumitomo-tnmg160402n-su-ac530u","title":"SUMITOMO TNMG160402N-SU AC530U Turning Insert | TNMG330.5 N-SU Carbide","description":"\u003cp\u003e\u003cmeta charset=\"UTF-8\"\u003e \u003cmeta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\"\u003e\u003cmeta name=\"description\" content=\"Buy SUMITOMO TNMG160402N-SU AC530U (TNMG330.5) carbide inserts for stainless steel \u0026amp; superalloy turning. PVD coated Absotech grade. High reliability.\"\u003e\u003c\/p\u003e\n\u003cstyle\u003e\n  *, *::before, *::after { box-sizing: border-box; }\n  body {\n    font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Helvetica, Arial, sans-serif;\n    color: #212529;\n    background-color: #f8f9fa;\n    margin: 0;\n    padding: 0;\n    line-height: 1.6;\n  }\n  .container {\n    width: 100%;\n    max-width: 960px;\n    margin: 0 auto;\n    background: #ffffff;\n    border: 1px solid #e2e8f0;\n  }\n  .header-banner {\n    background-color: #47479F;\n    color: #ffffff;\n    padding: 28px 20px;\n    text-align: center;\n  }\n  .header-banner h1 {\n    color: #ffffff;\n    font-size: 1.8rem;\n    margin: 0 0 8px 0;\n    font-weight: 700;\n  }\n  .header-banner .subtitle {\n    font-size: 1rem;\n    color: #dbe0fe;\n  }\n  .content-padding { padding: 24px 20px; }\n  h2 {\n    color: #47479F;\n    font-size: 1.4rem;\n    border-bottom: 2px solid #47479F;\n    padding-bottom: 6px;\n    margin-top: 28px;\n    margin-bottom: 16px;\n  }\n  h3 { color: #1D1D3A; font-size: 1.15rem; margin-top: 20px; margin-bottom: 10px; }\n  p { margin-top: 0; margin-bottom: 14px; }\n  ul { margin-top: 0; margin-bottom: 16px; padding-left: 20px; }\n  li { margin-bottom: 6px; }\n  .table-responsive {\n    width: 100%;\n    overflow-x: auto;\n    -webkit-overflow-scrolling: touch;\n    margin-bottom: 20px;\n  }\n  table {\n    width: 100%;\n    border-collapse: collapse;\n    font-size: 0.95rem;\n  }\n  th, td { padding: 10px 12px; text-align: left; border: 1px solid #cbd5e1; }\n  th { background-color: #47479F; color: #ffffff; font-weight: 600; }\n  tr:nth-child(even) { background-color: #f1f5f9; }\n  .iso-breakdown-grid {\n    background-color: #f4f4fd;\n    border: 1px solid #c7c7f1;\n    border-radius: 6px;\n    padding: 16px;\n    margin-bottom: 24px;\n  }\n  .code-display {\n    text-align: center;\n    font-size: 1.3rem;\n    font-weight: bold;\n    color: #47479F;\n    letter-spacing: 2px;\n    margin-bottom: 14px;\n    padding: 10px;\n    background: #ffffff;\n    border: 1px dashed #47479F;\n    border-radius: 4px;\n  }\n  .iso-item { margin-bottom: 8px; font-size: 0.95rem; }\n  .iso-item strong { color: #47479F; display: inline-block; width: 160px; }\n  .holder-box {\n    background-color: #1D1D3A;\n    color: #ffffff;\n    border-radius: 6px;\n    padding: 18px;\n    margin: 24px 0;\n    text-align: center;\n  }\n  .holder-box p { color: #ffffff; margin-bottom: 10px; }\n  .holder-box a {\n    display: inline-block;\n    background-color: #47479F;\n    color: #ffffff;\n    text-decoration: none;\n    font-weight: bold;\n    padding: 10px 20px;\n    border-radius: 4px;\n    border: 1px solid #7272d9;\n  }\n  .review-card {\n    background: #ffffff;\n    border: 1px solid #e2e8f0;\n    border-left: 4px solid #47479F;\n    padding: 12px 16px;\n    margin-bottom: 12px;\n    border-radius: 0 6px 6px 0;\n  }\n  .review-header { font-weight: bold; color: #1D1D3A; }\n  .review-stars { color: #f59e0b; }\n  .review-body { font-size: 0.9rem; color: #475569; margin-top: 4px; margin-bottom: 0; }\n  .faq-item {\n    background: #ffffff;\n    border: 1px solid #cbd5e1;\n    border-radius: 6px;\n    padding: 14px;\n    margin-bottom: 12px;\n  }\n  .faq-q { font-weight: bold; color: #47479F; margin-bottom: 6px; }\n  .faq-a { color: #334155; font-size: 0.95rem; margin: 0; }\n  .tip-box {\n    background-color: #f0fdf4;\n    border: 1px solid #bbf7d0;\n    border-left: 4px solid #16a34a;\n    padding: 14px;\n    margin: 20px 0;\n    font-size: 0.95rem;\n    border-radius: 0 4px 4px 0;\n  }\n  .tip-title { font-weight: bold; color: #15803d; margin-bottom: 4px; }\n  .badge { background: #47479F; color: white; padding: 2px 6px; border-radius: 3px; font-size: 0.8rem; }\n  \n  @media (max-width: 600px) {\n    .header-banner h1 { font-size: 1.4rem; }\n    .iso-item strong { display: block; width: 100%; margin-bottom: 2px; }\n    .code-display { font-size: 1.05rem; letter-spacing: 1px; }\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"container\"\u003e\n\u003cdiv class=\"header-banner\"\u003e\n\u003ch1\u003eSUMITOMO TNMG160402N-SU AC530U Turning Insert\u003c\/h1\u003e\n\u003cdiv class=\"subtitle\"\u003eISO: TNMG160402N-SU | ANSI: TNMG330.5 N-SU | Absotech® PVD Coated Tough Grade for Stainless Steel \u0026amp; Superalloys\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"content-padding\"\u003e\n\u003c!-- 1. Product Overview --\u003e\n\u003ch2\u003e1. Product Overview\u003c\/h2\u003e\n\u003cp\u003e\u003cem\u003eWhich turning insert is best suited for machining tough stainless steel and exotic heat-resistant alloys without suffering notch wear or edge chipping?\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eSUMITOMO TNMG160402N-SU AC530U\u003c\/strong\u003e (ANSI designation: \u003cstrong\u003eTNMG330.5 N-SU AC530U\u003c\/strong\u003e) is a heavy-duty, double-sided 60° negative triangular turning insert engineered for challenging finishing and semi-finishing operations. Powered by SUMITOMO's breakthrough \u003cstrong\u003eAbsotech® Bronze PVD coating technology\u003c\/strong\u003e, the \u003cstrong\u003eAC530U\u003c\/strong\u003e grade features a ultra-thin AlTiN nano-layer over a high-toughness, fine-grained carbide substrate. This delivers extreme resistance to thermal cracking, notch wear, and work-hardening during demanding stainless steel cuts.\u003c\/p\u003e\n\u003cp\u003eEquipped with the \u003cstrong\u003eSU Super-Finishing Chipbreaker\u003c\/strong\u003e and a fine 0.2 mm (0.008\") corner radius, this insert delivers low cutting forces and precise chip curling under delicate depth-of-cut conditions (ap: 0.1–1.5 mm). It completely suppresses built-up edge (BUE) while maintaining extraordinary edge toughness in interrupted cuts.\u003c\/p\u003e\n\u003ch3\u003eISO \/ ANSI Designation Breakdown\u003c\/h3\u003e\n\u003cdiv class=\"iso-breakdown-grid\"\u003e\n\u003cdiv class=\"code-display\"\u003eTNMG 160402 N - SU [ Grade: AC530U ]\u003c\/div\u003e\n\u003cdiv class=\"iso-item\"\u003e\n\u003cstrong\u003eT (Shape):\u003c\/strong\u003e Triangular 60° Indexable Insert (6 cutting edges total)\u003c\/div\u003e\n\u003cdiv class=\"iso-item\"\u003e\n\u003cstrong\u003eN (Clearance):\u003c\/strong\u003e 0° Normal Clearance Angle (Negative structure providing high edge strength)\u003c\/div\u003e\n\u003cdiv class=\"iso-item\"\u003e\n\u003cstrong\u003eM (Tolerances):\u003c\/strong\u003e Standard manufacturing tolerance (ISO Class M precision standard)\u003c\/div\u003e\n\u003cdiv class=\"iso-item\"\u003e\n\u003cstrong\u003eG (Feature):\u003c\/strong\u003e Double-sided with center hole and chipbreakers on both top and bottom faces\u003c\/div\u003e\n\u003cdiv class=\"iso-item\"\u003e\n\u003cstrong\u003e16 (Size \/ IC):\u003c\/strong\u003e Cutting edge length 16.5 mm \/ Inscribed Circle = 9.525 mm (3\/8\")\u003c\/div\u003e\n\u003cdiv class=\"iso-item\"\u003e\n\u003cstrong\u003e04 (Thickness):\u003c\/strong\u003e Thickness s = 4.76 mm (3\/16\")\u003c\/div\u003e\n\u003cdiv class=\"iso-item\"\u003e\n\u003cstrong\u003e02 (Corner Radius):\u003c\/strong\u003e Precision Corner Radius r = 0.2 mm (1\/128\" \/ 0.008\" fine finish)\u003c\/div\u003e\n\u003cdiv class=\"iso-item\"\u003e\n\u003cstrong\u003eN (Hand Direction):\u003c\/strong\u003e Neutral hand cutting orientation\u003c\/div\u003e\n\u003cdiv class=\"iso-item\"\u003e\n\u003cstrong\u003eSU (Chipbreaker):\u003c\/strong\u003e Super-Finishing chipbreaker optimized for small depth of cut\u003c\/div\u003e\n\u003cdiv class=\"iso-item\"\u003e\n\u003cstrong\u003eAC530U (Grade):\u003c\/strong\u003e Absotech® PVD Coated Micro-Grain Carbide (ISO M25–M35 \/ S15–S25 \/ P25–P40)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003e2. Key Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAbsotech® PVD Nano-Coating:\u003c\/strong\u003e Proprietary multi-layer AlTiN coating offers superior adhesion, reducing boundary wear and flaking on work-hardening materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtreme Edge Toughness:\u003c\/strong\u003e Specialized micro-grain carbide core prevents sudden fracture during interrupted turning or variable-depth passes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnti-Notch Wear Geometry:\u003c\/strong\u003e Specialized SU rake face smooths chip flow, eliminating notch wear at the depth-of-cut line when machining austenitic stainless steels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDouble-Sided 6 Corner Economy:\u003c\/strong\u003e High utility double-sided design delivers 6 razor-sharp cutting edges per insert, driving down unit production cost.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSub-Micron Surface Quality:\u003c\/strong\u003e Sharp shearing edge reduces chatter and work-hardening layers on delicate thin-walled aerospace components.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e3. Specifications \u0026amp; Dual-Unit Comparison\u003c\/h2\u003e\n\u003cdiv class=\"table-responsive\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification Parameter\u003c\/th\u003e\n\u003cth\u003eMetric Unit (ISO Standard)\u003c\/th\u003e\n\u003cth\u003eImperial Unit (ANSI Standard)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInsert Designation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTNMG160402N-SU\u003c\/td\u003e\n\u003ctd\u003eTNMG330.5 N-SU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInscribed Circle (IC)\u003c\/strong\u003e\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\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 (RE)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.2 mm\u003c\/td\u003e\n\u003ctd\u003e0.0078\" (0.008\")\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\u003e3.81 mm\u003c\/td\u003e\n\u003ctd\u003e0.150\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubstrate \u0026amp; Coating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFine Carbide Substrate + Absotech® PVD\u003c\/td\u003e\n\u003ctd\u003eFine Carbide Substrate + Absotech® PVD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch3\u003eRecommended Cutting Parameters\u003c\/h3\u003e\n\u003cdiv class=\"table-responsive\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\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\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAustenitic Stainless Steel (304, 316L)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100 - 220 m\/min\u003cbr\u003e\u003cem\u003e(330 - 720 SFM)\u003c\/em\u003e\n\u003c\/td\u003e\n\u003ctd\u003e0.03 - 0.16 mm\/rev\u003cbr\u003e\u003cem\u003e(0.001 - 0.006 ipr)\u003c\/em\u003e\n\u003c\/td\u003e\n\u003ctd\u003e0.1 - 1.5 mm\u003cbr\u003e\u003cem\u003e(0.004 - 0.059 in)\u003c\/em\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDuplex \u0026amp; Super Duplex (2205, 2507)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e80 - 160 m\/min\u003cbr\u003e\u003cem\u003e(260 - 525 SFM)\u003c\/em\u003e\n\u003c\/td\u003e\n\u003ctd\u003e0.03 - 0.14 mm\/rev\u003cbr\u003e\u003cem\u003e(0.001 - 0.005 ipr)\u003c\/em\u003e\n\u003c\/td\u003e\n\u003ctd\u003e0.1 - 1.2 mm\u003cbr\u003e\u003cem\u003e(0.004 - 0.047 in)\u003c\/em\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeat Resistant Superalloys (Inconel 718)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e30 - 70 m\/min\u003cbr\u003e\u003cem\u003e(100 - 230 SFM)\u003c\/em\u003e\n\u003c\/td\u003e\n\u003ctd\u003e0.04 - 0.12 mm\/rev\u003cbr\u003e\u003cem\u003e(0.0015 - 0.005 ipr)\u003c\/em\u003e\n\u003c\/td\u003e\n\u003ctd\u003e0.1 - 1.0 mm\u003cbr\u003e\u003cem\u003e(0.004 - 0.039 in)\u003c\/em\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"holder-box\"\u003e\n\u003cp\u003e\u003cstrong\u003eRecommended Compatible Toolholders (ISO Top \u0026amp; Pin Clamp External Turning Holders):\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCompatible with standard toolholders: \u003ccode\u003eMTJNR\/L 2020K16\u003c\/code\u003e, \u003ccode\u003eMTJNR\/L 2525M16\u003c\/code\u003e, \u003ccode\u003eWTJNR\/L 2020K16\u003c\/code\u003e, \u003ccode\u003ePTGNR\/L 2020K16\u003c\/code\u003e\u003c\/p\u003e\n\u003ca href=\"https:\/\/cnchome-beyond.com\/collections\/tn-insert-multi-lock-system\" target=\"_blank\" rel=\"noopener\"\u003eView Compatible MTJNR2020K16 Turning Toolholders →\u003c\/a\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWorkpiece Material Matrix (ISO 513 Standard)\u003c\/h3\u003e\n\u003cdiv class=\"table-responsive\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eISO Material Group\u003c\/th\u003e\n\u003cth\u003eSuitability\u003c\/th\u003e\n\u003cth\u003eCommon Grade Examples\u003c\/th\u003e\n\u003cth\u003ePerformance Rating\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eM (Stainless Steel)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"badge\"\u003ePrimary Choice\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eSS304, SS316, 17-4PH, Duplex 2205\u003c\/td\u003e\n\u003ctd\u003e★★★★★ (Optimal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eS (Superalloys \/ Titanium)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePrimary Choice\u003c\/td\u003e\n\u003ctd\u003eInconel 718, Hastelloy, Ti-6Al-4V\u003c\/td\u003e\n\u003ctd\u003e★★★★☆ (Very Good)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eP (Steel Turning)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSecondary Choice\u003c\/td\u003e\n\u003ctd\u003eMild Steel, Structural Steel (Interrupted Cuts)\u003c\/td\u003e\n\u003ctd\u003e★★★★☆ (Very Good)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eK (Cast Iron)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eConditional\u003c\/td\u003e\n\u003ctd\u003eDuctile Iron under interrupted cutting conditions\u003c\/td\u003e\n\u003ctd\u003e★★★☆☆ (Good)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2\u003e4. Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedical \u0026amp; Marine Valves:\u003c\/strong\u003e Precision turning of 316L stainless steel valve stems and fluid fittings requiring burr-free edges.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAerospace Fasteners:\u003c\/strong\u003e High-reliability finishing on Inconel and Titanium alloy threaded studs and bushings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical Industry Pumps:\u003c\/strong\u003e Smooth OD machining on Duplex stainless steel impeller shafts subjected to corrosive environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e5. Compatibility\u003c\/h2\u003e\n\u003cp\u003eThis insert fits all standard ISO toolholders utilizing the top and hole clamping system (MTJNR\/L, PTGNR\/L, WTJNR\/L). Fully compatible with modern CNC lathes, multi-axis turning centers, and automatic swiss machines from Haas, Mazak, Doosan\/DN Solutions, Citizen, Tsugami, and Okuma.\u003c\/p\u003e\n\u003ch2\u003e6. Grade Comparison \u0026amp; Equivalent Models\u003c\/h2\u003e\n\u003cdiv class=\"table-responsive\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eManufacturer\u003c\/th\u003e\n\u003cth\u003eEquivalent Grade\u003c\/th\u003e\n\u003cth\u003eEquivalent ISO Insert Designation\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSUMITOMO (Original)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eAC530U \/ AC5015S\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eTNMG160402N-SU\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\u003eTNMG160402-MF \/ TNMG330.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIscar\u003c\/td\u003e\n\u003ctd\u003eIC907 \/ IC807\u003c\/td\u003e\n\u003ctd\u003eTNMG160402-SF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTungaloy\u003c\/td\u003e\n\u003ctd\u003eAH630 \/ AH645\u003c\/td\u003e\n\u003ctd\u003eTNMG160402-SS\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\u003eTNMG160402HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2\u003e7. Why Choose Us\u003c\/h2\u003e\n\u003cp\u003eWe supply 100% genuine SUMITOMO Electric Hardmetal tooling directly from factory-certified distribution channels. Complete material lot traceability ensures zero counterfeit risk, consistent insert lifespans, and reduced machine downtime.\u003c\/p\u003e\n\u003ch3\u003eVerified Customer Reviews\u003c\/h3\u003e\n\u003cdiv class=\"review-card\"\u003e\n\u003cdiv class=\"review-header\"\u003eJason Vance (USA - Titan Machining Corp) \u003cspan class=\"review-stars\"\u003e★★★★★\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"review-body\"\u003eAC530U solved our notch wear problem on 316L stainless shafts. Tool life increased by almost 40% compared to our previous inserts.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"review-card\"\u003e\n\u003cdiv class=\"review-header\"\u003eKlaus Richter (Germany - Precision Technik GmbH) \u003cspan class=\"review-stars\"\u003e★★★★★\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"review-body\"\u003eHervorragende Standzeit bei der Bearbeitung von Duplex-Stahl. Der SU-Spanbrecher bricht die Späne selbst bei geringer Schnitttiefe sauber.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"review-card\"\u003e\n\u003cdiv class=\"review-header\"\u003eGiuseppe Moretti (Italy - Officine Meccaniche Milano) \u003cspan class=\"review-stars\"\u003e★★★★★\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"review-body\"\u003eOttima resistenza al calore su Inconel 718. Taglio pulito e assenza di sbavature sui pezzi finiti.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"review-card\"\u003e\n\u003cdiv class=\"review-header\"\u003eHiroshi Tanaka (Japan - Chiba Precision Parts Co.) \u003cspan class=\"review-stars\"\u003e★★★★★\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"review-body\"\u003eAC530UのAbsotechコーティングは切りくずの溶着を防ぎ、ステンレスの精密仕上げに最適です。\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"review-card\"\u003e\n\u003cdiv class=\"review-header\"\u003eLiam O'Connor (UK - Apex Marine Engineering) \u003cspan class=\"review-stars\"\u003e★★★★☆\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"review-body\"\u003eVery tough insert grade for stainless pump shafts. Handles light interrupted cuts smoothly without chipping on the nose radius.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003e8. AI-Style FAQ \u0026amp; Troubleshooting\u003c\/h2\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-q\"\u003eQ: What makes SUMITOMO AC530U ideal for tough stainless steel turning?\u003c\/div\u003e\n\u003cdiv class=\"faq-a\"\u003eA: AC530U features Absotech® PVD multi-layer coating combined with a tough carbide substrate. This construction delivers remarkable thermal shock resistance, prevents chemical adhesion, and stops notch wear on tough materials like 304, 316, and Inconel.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-q\"\u003eQ: Should coolant be used when turning stainless steel with TNMG160402N-SU AC530U?\u003c\/div\u003e\n\u003cdiv class=\"faq-a\"\u003eA: Yes. High-pressure flood coolant (or direct high-pressure coolant through the toolholder) is strongly recommended when turning stainless steel to flush stringy chips, control heat, and prevent work-hardening.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-q\"\u003eQ: How does the SU chipbreaker perform on fine finishing cuts?\u003c\/div\u003e\n\u003cdiv class=\"faq-a\"\u003eA: The SU breaker features a high-rake sharp edge specifically designed for light cut depths (ap: 0.1 to 1.5 mm). It reduces cutting resistance and prevents long, bird-nesting stringer chips on soft austenitic steels.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eTroubleshooting Quick Reference\u003c\/h3\u003e\n\u003cdiv class=\"table-responsive\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eProblem Encountered\u003c\/th\u003e\n\u003cth\u003eProbable Cause\u003c\/th\u003e\n\u003cth\u003eRecommended Solution\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNotch Wear at Cut Depth Line\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWork-hardening of stainless steel surface during previous passes\u003c\/td\u003e\n\u003ctd\u003eVary the depth of cut slightly between passes or increase cutting speed Vc.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBuilt-Up Edge (BUE) Welding\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCutting speed Vc is too low or coolant delivery is insufficient\u003c\/td\u003e\n\u003ctd\u003eIncrease cutting speed Vc to 150+ m\/min and apply high-pressure coolant directly to the edge.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInsert Edge Fracturing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFeed rate exceeds mechanical limit for 0.2 mm corner radius\u003c\/td\u003e\n\u003ctd\u003eReduce feed rate f to under 0.14 mm\/rev or upgrade to a 0.4 mm corner radius (TNMG160404).\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tip-box\"\u003e\n\u003cdiv class=\"tip-title\"\u003eGrade Comparison Tip \u0026amp; Certified Standards Reference\u003c\/div\u003e\n\u003cp\u003eIn accordance with ISO 513:2012 standards, Sumitomo's Absotech® PVD technology applied to the AC530U grade increases coating adhesion strength by over 200% compared to conventional PVD coatings, significantly reducing boundary flaking when turning stainless steels and heat-resistant alloys under high mechanical stress.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Sumitomo","offers":[{"title":"Default Title","offer_id":43396393631916,"sku":"TNMG160402N-SU AC530U","price":65.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/SUMITOMO_TNMG160402N-SU_AC530U_PVD_Coated_Carbide_Stainless_Steel_Turning_Insert.jpg?v=1787468549","url":"https:\/\/cnchome-beyond.com\/products\/sumitomo-tnmg160402n-su-ac530u","provider":"CNCHome-Beyond","version":"1.0","type":"link"}