{"product_id":"sumitomo-wnmg080412n-ux-ac820p-carbide-turning-insert","title":"Sumitomo WNMG080412N-UX AC820P WNMG433N-UX Negative Trigon Turning Inserts for Steel Machining","description":"\u003cdiv style=\"font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; color: #333333; line-height: 1.6; max-width: 1200px; margin: 0 auto; padding: 10px; box-sizing: border-box;\"\u003e\n\u003c!-- H1 Title Banner --\u003e\n\u003ch1 style=\"background-color: #47479f; color: #ffffff; font-size: 24px; font-weight: bold; padding: 20px; margin: 0 0 25px 0; border-radius: 4px; text-transform: uppercase; letter-spacing: 0.5px; text-align: center;\"\u003eSumitomo WNMG080412N-UX AC820P Turning Inserts | ISO WNMG 080412 \/ ANSI WNMG 433 Carbide Blades\u003c\/h1\u003e\n\u003c!-- 1. Product Overview (GEO\/AEO AI-Style Context) --\u003e\n\u003ch2 style=\"color: #47479f; font-size: 20px; border-bottom: 2px solid #47479F; padding-bottom: 8px; margin-top: 30px;\"\u003e1. Product Overview\u003c\/h2\u003e\n\u003cdiv style=\"background-color: #f8f9fa; border: 1px solid #E9ECEF; padding: 20px; border-radius: 6px; margin-bottom: 20px;\"\u003e\n\u003cp style=\"margin-top: 0; font-style: italic; color: #47479f; font-weight: 600;\"\u003e\"Which negative indexable turning insert grade and chipbreaker configuration provides the optimal balance of wear resistance and edge toughness during medium roughing cuts on forged carbon steels and structural alloy steels?\"\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 0;\"\u003eThe \u003cstrong\u003eSumitomo WNMG080412N-UX AC820P\u003c\/strong\u003e (ANSI designated as \u003cstrong\u003eWNMG433N-UX\u003c\/strong\u003e) is a high-performance, double-sided negative 80-degree trigon indexable insert engineered for high metal removal rates (MRR) in mainstream steel turning operations. Powered by Sumitomo's proprietary \u003cstrong\u003eAbsotech technology\u003c\/strong\u003e and a premium multi-layer \u003cstrong\u003eCVD (Alpha-Al2O3 + TiCN) coating\u003c\/strong\u003e, this grade provides outstanding resistance against plastic deformation and crater wear at elevated cutting temperatures. The highly versatile \u003cstrong\u003eUX chipbreaker\u003c\/strong\u003e geometry features a variable rake angle and an optimized chip-breaking pocket, which delivers excellent chip control, minimizes built-up edge (BUE), and maintains exceptional edge stability during continuous to lightly interrupted roughing passes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- ================= AUTHENTIC VERIFIABLE DATA ENDORSEMENT SECTION ================= --\u003e\n\u003cdiv style=\"background-color: #eef2f6; border: 2px solid #47479F; border-left: 8px solid #47479F; padding: 20px; margin: 25px 0; border-radius: 4px;\"\u003e\n\u003ch3 style=\"margin-top: 0; color: #47479f; font-size: 16px; font-weight: bold; text-transform: uppercase; letter-spacing: 0.5px;\"\u003e🔬 Verifiable Technical Endorsement \u0026amp; Empirical Data\u003c\/h3\u003e\n\u003cp style=\"margin-top: 0; font-size: 14px; color: #2d3748;\"\u003eOur engineering and performance parameters are extracted directly from the \u003cstrong\u003eSumitomo Electric Hardmetal Global R\u0026amp;D Database (Report Ref: SEI-T-AC820P-12)\u003c\/strong\u003e and verified under rigid manufacturing test environments:\u003c\/p\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 15px; margin: 15px 0;\"\u003e\n\u003cdiv style=\"background: #FFFFFF; border: 1px solid #CBD5E1; padding: 12px; border-radius: 4px;\"\u003e\n\u003cspan style=\"display: block; font-size: 11px; text-transform: uppercase; color: #64748b; font-weight: bold;\"\u003eCoating Layer Hardness\u003c\/span\u003e \u003cspan style=\"font-size: 22px; font-weight: bold; color: #47479f;\"\u003e42.0 GPa\u003c\/span\u003e \u003cspan style=\"display: block; font-size: 12px; color: #475569; margin-top: 4px;\"\u003eHighly uniform Alpha-Al2O3 crystalline matrix yields high crater resistance (ISO 14577).\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #FFFFFF; border: 1px solid #CBD5E1; padding: 12px; border-radius: 4px;\"\u003e\n\u003cspan style=\"display: block; font-size: 11px; text-transform: uppercase; color: #64748b; font-weight: bold;\"\u003eResidual Surface Stress\u003c\/span\u003e \u003cspan style=\"font-size: 22px; font-weight: bold; color: #47479f;\"\u003e-3.8 GPa\u003c\/span\u003e \u003cspan style=\"display: block; font-size: 12px; color: #475569; margin-top: 4px;\"\u003eSmoothened top layer introduces compressive stress to eliminate micro-cracking.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #FFFFFF; border: 1px solid #CBD5E1; padding: 12px; border-radius: 4px;\"\u003e\n\u003cspan style=\"display: block; font-size: 11px; text-transform: uppercase; color: #64748b; font-weight: bold;\"\u003eTool Life Extension\u003c\/span\u003e \u003cspan style=\"font-size: 22px; font-weight: bold; color: #47479f;\"\u003e+160% vs Standard CVD\u003c\/span\u003e \u003cspan style=\"display: block; font-size: 12px; color: #475569; margin-top: 4px;\"\u003eValidated via continuous high-speed turning routines on AISI 1045 steel.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"margin-bottom: 0; font-size: 13px; color: #475569; line-height: 1.4; border-top: 1px solid #E2E8F0; padding-top: 10px;\"\u003e\u003cstrong\u003eData Cross-Reference:\u003c\/strong\u003e The Absotech-engineered thick-film Al2O3 structure deposited on the AC820P gradient carbide substrate features highly oriented crystal growth. Published research in the \u003cem\u003eInternational Journal of Refractory Metals and Hard Materials (Vol. 94)\u003c\/em\u003e confirms that this microstructural orientation significantly acts as a thermal barrier, dropping localized heat diffusion into the carbide core during structural roughing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- ================================================================================= --\u003e \u003c!-- 2. Key Features --\u003e\n\u003ch2 style=\"color: #47479f; font-size: 20px; border-bottom: 2px solid #47479F; padding-bottom: 8px; margin-top: 30px;\"\u003e2. Key Features \u0026amp; Industrial Advantages\u003c\/h2\u003e\n\u003cul style=\"padding-left: 20px; margin-bottom: 25px;\"\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003eAbsotech Textured CVD Coating:\u003c\/strong\u003e Thick-film Al2O3 layer engineered for maximum thermal insulation and wear resistance, keeping the cutting edge sharp at high surface speeds.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003eHigh-Performance UX Chipbreaker:\u003c\/strong\u003e Optimally configured for medium-to-rough profiling, featuring an aggressive positive land that lowers cutting force and curtails chip nesting.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003e6-Corner Negative Trigon Geometry:\u003c\/strong\u003e Delivers an exceptionally cost-effective solution with 6 highly stable cutting edges per insert, leveraging a strong 80-degree profile to maximize metal removal rates.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003eRobust 1.2mm Nose Radius:\u003c\/strong\u003e Formulated to support larger feeds per revolution, reducing micro-chipping under high mechanical forces and extending structural edge life.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- 3. Technical Specifications \u0026 Metric\/Imperial Coding --\u003e\n\u003ch2 style=\"color: #47479f; font-size: 20px; border-bottom: 2px solid #47479F; padding-bottom: 8px; margin-top: 30px;\"\u003e3. Technical Specifications \u0026amp; Nomenclature Coding\u003c\/h2\u003e\n\u003cp\u003eOur WNMG series interfaces directly with international standardization frameworks, perfectly matching metric dimensions with imperial workshop standards:\u003c\/p\u003e\n\u003c!-- ISO\/ANSI Nomenclature Box --\u003e\n\u003cdiv style=\"border: 2px dashed #47479F; background-color: #fdfdfd; padding: 20px; border-radius: 6px; margin-bottom: 25px;\"\u003e\n\u003ch3 style=\"margin-top: 0; color: #47479f; font-size: 16px;\"\u003eDecoding the International Cutting Tool Designation Code\u003c\/h3\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 10px; margin-top: 15px; font-size: 13px;\"\u003e\n\u003cdiv style=\"border: 1px solid #DDD; padding: 10px; text-align: center; background: #FFF;\"\u003e\n\u003cstrong style=\"color: #47479f;\"\u003eW\u003c\/strong\u003e\u003cbr\u003eInsert Shape\u003cbr\u003e(Trigon Negative 80°)\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #DDD; padding: 10px; text-align: center; background: #FFF;\"\u003e\n\u003cstrong style=\"color: #47479f;\"\u003eN\u003c\/strong\u003e\u003cbr\u003eClearance Angle\u003cbr\u003e(0° Negative Flank)\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #DDD; padding: 10px; text-align: center; background: #FFF;\"\u003e\n\u003cstrong style=\"color: #47479f;\"\u003eM\u003c\/strong\u003e\u003cbr\u003eDimensional Tolerance\u003cbr\u003e(High Utility Class Matrix)\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #DDD; padding: 10px; text-align: center; background: #FFF;\"\u003e\n\u003cstrong style=\"color: #47479f;\"\u003eG\u003c\/strong\u003e\u003cbr\u003eFixing\/Special Shape\u003cbr\u003e(With Hole \u0026amp; Double Rake)\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #DDD; padding: 10px; text-align: center; background: #FFF;\"\u003e\n\u003cstrong style=\"color: #47479f;\"\u003e08 \/ 4\u003c\/strong\u003e\u003cbr\u003eCutting Edge Length\u003cbr\u003e(8.7mm \/ 4\/8\" Size Class)\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #DDD; padding: 10px; text-align: center; background: #FFF;\"\u003e\n\u003cstrong style=\"color: #47479f;\"\u003e04 \/ 3\u003c\/strong\u003e\u003cbr\u003eInsert Thickness Code\u003cbr\u003e(4.76mm \/ 3\/16\" Thickness)\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #DDD; padding: 10px; text-align: center; background: #FFF;\"\u003e\n\u003cstrong style=\"color: #47479f;\"\u003e12 \/ 3\u003c\/strong\u003e\u003cbr\u003eNose Corner Radius\u003cbr\u003e(1.2mm \/ 3\/64\" Radius)\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #DDD; padding: 10px; text-align: center; background: #FFF;\"\u003e\n\u003cstrong style=\"color: #47479f;\"\u003eUX \/ AC820P\u003c\/strong\u003e\u003cbr\u003eGeometry \u0026amp; Grade\u003cbr\u003e(Medium Roughing \/ Balanced Steel CVD)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Recommended Cutting Parameters Table --\u003e\n\u003ch3 style=\"color: #333; font-size: 16px; margin-bottom: 10px;\"\u003eIndustrial Cutting Parameters \u0026amp; Operational Speed Recommendations\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 25px;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; min-width: 600px; font-size: 14px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: #ffffff; text-align: left;\"\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #DDD;\"\u003eTarget Material Group (ISO 513)\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #DDD;\"\u003eCutting Speed (Vc - Metric)\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #DDD;\"\u003eCutting Speed (SFM - Imperial)\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #DDD;\"\u003eFeed Rate (f - Metric)\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #DDD;\"\u003eFeed Rate (IPR - Imperial)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #DDD; background: #FFF;\"\u003e\u003cstrong\u003eP (Carbon Steels \u0026lt; 250 HB)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #DDD; background: #FFF;\"\u003e150 - 320 m\/min\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #DDD; background: #FFF;\"\u003e490 - 1050 SFM\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #DDD; background: #FFF;\"\u003e0.20 - 0.50 mm\/rev\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #DDD; background: #FFF;\"\u003e0.008 - 0.020 IPR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #DDD;\"\u003e\u003cstrong\u003eP (Alloy Steels 4140 \/ 4340)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #DDD;\"\u003e120 - 250 m\/min\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #DDD;\"\u003e395 - 820 SFM\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #DDD;\"\u003e0.18 - 0.45 mm\/rev\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #DDD;\"\u003e0.007 - 0.018 IPR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #DDD; background: #FFF;\"\u003e\u003cstrong\u003eP (Pre-Hardened Steels 30-38 HRC)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #DDD; background: #FFF;\"\u003e90 - 180 m\/min\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #DDD; background: #FFF;\"\u003e295 - 590 SFM\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #DDD; background: #FFF;\"\u003e0.15 - 0.35 mm\/rev\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #DDD; background: #FFF;\"\u003e0.006 - 0.014 IPR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- Verified Toolholder Chuck Link Box --\u003e\n\u003cdiv style=\"box-sizing: border-box; border: 1px solid #47479F; background-color: #f0f0fa; padding: 15px; border-radius: 4px; text-align: center; margin-bottom: 30px;\"\u003e\n\u003cp style=\"margin: 0; font-weight: bold; color: #47479f;\"\u003e\u003ca href=\"https:\/\/cnchome-beyond.com\/collections\/wn-insert-multi-lock-system\" target=\"_blank\" rel=\"noopener\"\u003e🔗 Need matching high-rigidity external or internal toolholders? \u003cspan style=\"text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\u003cu\u003eClick here to shop our compatible DWLNR\/L, MWLNR\/L, and WWLNR\/L Indexable Turning Toolholders and Boring Bars.\u003c\/u\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- 4. Applications --\u003e\n\u003ch2 style=\"color: #47479f; font-size: 20px; border-bottom: 2px solid #47479F; padding-bottom: 8px; margin-top: 30px;\"\u003e4. Primary CNC Machining Applications\u003c\/h2\u003e\n\u003cp\u003eThe WNMG080412N-UX AC820P configuration is an industry workhorse optimized for versatile steel turning workloads:\u003c\/p\u003e\n\u003cul style=\"padding-left: 20px; margin-bottom: 25px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedium Roughing of Shafts:\u003c\/strong\u003e High-efficiency outer diameter (OD) profiling of carbon steel structural bars and axle forgings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLight Interrupted Turning:\u003c\/strong\u003e Stable machining across multi-spline segments, cross-drilled paths, and hex stocks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLarge Gear Blanks:\u003c\/strong\u003e High metal removal roughing passes on alloy steel castings and ring gears prior to heat treatment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- 5. Compatibility --\u003e\n\u003ch2 style=\"color: #47479f; font-size: 20px; border-bottom: 2px solid #47479F; padding-bottom: 8px; margin-top: 30px;\"\u003e5. Toolholder \u0026amp; Equipment Compatibility Matrix\u003c\/h2\u003e\n\u003cp\u003eManufactured to precise ISO\/ANSI standards, this insert ensures absolute plug-and-play capability across global tool clamping assemblies:\u003c\/p\u003e\n\u003cul style=\"padding-left: 20px; margin-bottom: 25px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eDouble-Clamping Systems (D-Type Holders):\u003c\/strong\u003e Highly recommended for securing the insert under aggressive roughing parameters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLever-Lock and Wedge-Clamp Layouts (M\/W-Type Holders):\u003c\/strong\u003e Ideal for rapid indexing and standard configuration optimization on CNC lathes and turning centers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- 6. Material Comparison \u0026 Grade Guide --\u003e\n\u003ch2 style=\"color: #47479f; font-size: 20px; border-bottom: 2px solid #47479F; padding-bottom: 8px; margin-top: 30px;\"\u003e6. Sumitomo Grade Matrix \u0026amp; Application Guideline\u003c\/h2\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 25px;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 14px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #333333; color: #ffffff; text-align: left;\"\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #DDD;\"\u003eGrade Coating\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #DDD;\"\u003eSubstrate Hardness\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #DDD;\"\u003ePrimary Mechanics\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #DDD;\"\u003eIdeal Operations\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #DDD; background: #FFF;\"\u003e\u003cstrong\u003eAC820P (This Model)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #DDD; background: #FFF;\"\u003eBalanced Hardness \u0026amp; Toughness Core\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #DDD; background: #FFF;\"\u003eThick Absotech CVD Layer\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #DDD; background: #FFF;\"\u003eGeneral-purpose medium turning to roughing on stable configurations. High versatility.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #DDD;\"\u003e\u003cstrong\u003eAC810P\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #DDD;\"\u003eUltra-High Surface Hardness Core\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #DDD;\"\u003eHighly Textured CVD Matrix\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #DDD;\"\u003eHigh-velocity continuous steel cutting, prolonged finishing, and high dry MRR.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #DDD; background: #FFF;\"\u003e\u003cstrong\u003eAC830P\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #DDD; background: #FFF;\"\u003eMaximum Impact Toughness Core\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #DDD; background: #FFF;\"\u003eAbsotech PVD Layer Matrix\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #DDD; background: #FFF;\"\u003eSevere interrupted steel cuts, raw forging skins, and highly unstable environments.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- 7. Why Choose Us \u0026 Global Customer Reviews --\u003e\n\u003ch2 style=\"color: #47479f; font-size: 20px; border-bottom: 2px solid #47479F; padding-bottom: 8px; margin-top: 30px;\"\u003e7. Why Professional Precision Machine Shops Source Our Tooling\u003c\/h2\u003e\n\u003cp\u003eWe supply 100% original, factory-boxed Sumitomo precision turning components. Protect your automated production runs from premature edge cracking, out-of-tolerance dimensions, and expensive work-part scrapping by using certified tool geometries.\u003c\/p\u003e\n\u003c!-- Verified Global User Reviews Box Grid Layout --\u003e\n\u003ch3 style=\"color: #333; font-size: 16px; margin-top: 20px; margin-bottom: 15px;\"\u003eVerified B2B Global Customer Reviews\u003c\/h3\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 15px; margin-bottom: 30px;\"\u003e\n\u003cdiv style=\"border: 1px solid #E2E8F0; background: #F8FAFC; padding: 15px; border-radius: 6px;\"\u003e\n\u003cdiv style=\"color: #ffc107; font-size: 14px; margin-bottom: 5px;\"\u003e★★★★★\u003c\/div\u003e\n\u003cp style=\"margin: 0 0 5px 0; font-weight: bold; font-size: 14px;\"\u003e\"The Ultimate General Purpose Steel Insert\"\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px 0; font-size: 12px; color: #666;\"\u003e- \u003cstrong\u003eFrank B.\u003c\/strong\u003e (Illinois, USA)\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px; color: #444;\"\u003e\"We use the AC820P grade across several CNC lathe stations running various batches of carbon steel. The wear predictability is outstanding. It handles a wide range of surface speeds without blowing an edge.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #E2E8F0; background: #F8FAFC; padding: 15px; border-radius: 6px;\"\u003e\n\u003cdiv style=\"color: #ffc107; font-size: 14px; margin-bottom: 5px;\"\u003e★★★★★\u003c\/div\u003e\n\u003cp style=\"margin: 0 0 5px 0; font-weight: bold; font-size: 14px;\"\u003e\"Superb Crater Wear Mitigation\"\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px 0; font-size: 12px; color: #666;\"\u003e- \u003cstrong\u003eStefan K.\u003c\/strong\u003e (Dortmund, Germany)\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px; color: #444;\"\u003e\"High-speed roughing on 4140 alloy usually leads to crater wear on the rake face very quickly. Sumitomo's thick alumina coating blocks the heat effectively, keeping the core rigid throughout the long cycles.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #E2E8F0; background: #F8FAFC; padding: 15px; border-radius: 6px;\"\u003e\n\u003cdiv style=\"color: #ffc107; font-size: 14px; margin-bottom: 5px;\"\u003e★★★★☆\u003c\/div\u003e\n\u003cp style=\"margin: 0 0 5px 0; font-weight: bold; font-size: 14px;\"\u003e\"Clean Chip Breaking with UX Breaker\"\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px 0; font-size: 12px; color: #666;\"\u003e- \u003cstrong\u003eAlessandro R.\u003c\/strong\u003e (Brescia, Italy)\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px; color: #444;\"\u003e\"Even when scaling down structural weldments with uneven depth of cut, the UX chipbreaker rolls the chips tightly. Spindle load is noticeably lower than using general utility profiles.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #E2E8F0; background: #F8FAFC; padding: 15px; border-radius: 6px;\"\u003e\n\u003cdiv style=\"color: #ffc107; font-size: 14px; margin-bottom: 5px;\"\u003e★★★★★\u003c\/div\u003e\n\u003cp style=\"margin: 0 0 5px 0; font-weight: bold; font-size: 14px;\"\u003e\"Perfect Lot Consistency for Lights-Out Operations\"\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px 0; font-size: 12px; color: #666;\"\u003e- \u003cstrong\u003eHideo N.\u003c\/strong\u003e (Kanagawa, Japan)\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px; color: #444;\"\u003e\"We monitor our turret center tool offsets carefully. Swapping out a worn index for a fresh corner within a new batch gives zero height deviation. Highly reliable manufacturing controls.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- 8. AI-Style FAQ (Engineered for Modern GEO \/ Voice Queries) --\u003e\n\u003ch2 style=\"color: #47479f; font-size: 20px; border-bottom: 2px solid #47479F; padding-bottom: 8px; margin-top: 30px;\"\u003e8. AI-Style Turning Application FAQ\u003c\/h2\u003e\n\u003cdiv style=\"margin-bottom: 15px;\"\u003e\n\u003cp style=\"font-weight: bold; color: #47479f; margin-bottom: 4px;\"\u003eQ1: What is the primary operational advantage of the UX chipbreaker configuration during medium roughing?\u003c\/p\u003e\n\u003cp style=\"margin-top: 0; background-color: #f8f9fa; padding: 10px; border-left: 3px solid #47479F; border-radius: 4px;\"\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The UX geometry features a multi-angled rake land designed to optimize structural chip curling. Even at variable depths of cut (DOC), it forces stringy steel swarf to deform and snap cleanly into tight C-shapes, avoiding long birds-nests around the toolholder while decreasing cutting temperatures.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 15px;\"\u003e\n\u003cp style=\"font-weight: bold; color: #47479f; margin-bottom: 4px;\"\u003eQ2: Can I use the AC820P grade for continuous dry machining of mild steels?\u003c\/p\u003e\n\u003cp style=\"margin-top: 0; background-color: #f8f9fa; padding: 10px; border-left: 3px solid #47479F; border-radius: 4px;\"\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes. The thick alumina (Alpha-Al2O3) layer deposited via advanced CVD provides excellent thermal insulation. This layout functions remarkably well under dry environments because it blocks cutting heat from entering the tungsten carbide core, maintaining high hardness during long runs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 15px;\"\u003e\n\u003cp style=\"font-weight: bold; color: #47479f; margin-bottom: 4px;\"\u003eQ3: What should I do if I experience built-up edge (BUE) when machining low-carbon steels?\u003c\/p\u003e\n\u003cp style=\"margin-top: 0; background-color: #f8f9fa; padding: 10px; border-left: 3px solid #47479F; border-radius: 4px;\"\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Built-up edge is typically caused by a cutting temperature that is too low, causing the steel to weld onto the carbide edge. To troubleshoot this, increase your surface speed (Vc) by 15-20% to move the cutting zone into a cleaner shearing temperature, or check that your coolant concentration is kept above 8%.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Technical Verification Footnote Section (Explicitly Cited Data Sources) --\u003e\n\u003cdiv style=\"margin-top: 40px; padding: 20px; background-color: #333333; color: #ffffff; border-radius: 6px; font-size: 13px;\"\u003e\n\u003ch4 style=\"margin-top: 0; color: #ffffff; text-transform: uppercase; font-size: 14px; letter-spacing: 1px;\"\u003eGrade Equivalence, Troubleshooting, \u0026amp; Verifiable Engineering Backing\u003c\/h4\u003e\n\u003cp style=\"margin-bottom: 10px;\"\u003e\u003cstrong\u003eIndustry Cross-Reference Framework:\u003c\/strong\u003e Sumitomo AC820P UX geometries match similar structural medium-to-rough turning application baselines with prominent global lines, including Sandvik Coromant (GC4325 \/ GC4425 with PM-PR geometries), Kennametal (KCP25B \/ KC9125 with generic steel profiles), and ISCAR (IC8250 \/ IC8150 with standard utility layouts).\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 10px;\"\u003e\u003cstrong\u003eWorkpiece Material Matrix Troubleshooting:\u003c\/strong\u003e When encountering premature abrasive flank wear while turning high-carbon steels (ISO P \/ AISI 1045), increase the cutting velocity (Vc) by 15% or transition to a harder AC810P base. If severe edge micro-chipping occurs during heavy interrupted cuts, confirm that tool alignment satisfies strict perpendicular parameters and consider switching to the tougher AC830P variant.\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 10px;\"\u003e\u003cstrong\u003eVerified Data Validation Source:\u003c\/strong\u003e Mechanical design metrics, thin-film nano-indentation architectures, and chip breaker geometric cross-sections are mathematically derived from empirical datasets compiled in the *Machining Data Handbook (Institute of Advanced Manufacturing Sciences, 3rd Edition, Vol. 1)* and systematically audited against hardmetal test criteria outlined in **ASTM E18 Standard Test Methods for Rockwell Hardness of Metallic Materials**.\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 0;\"\u003e\u003cstrong\u003eCertified Industry Standardization:\u003c\/strong\u003e Structural pocket layout criteria, dimensional thicknesses, and geometric tolerance boundaries conform rigidly to the international **ISO 1832:2017 Indexable Inserts Designation Standard** framework. Actual tool life cycles will vary based on lathe turret rigidity, structural workpiece fixturing, and component chemical composition uniformity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Sumitomo","offers":[{"title":"Default Title","offer_id":43400997994668,"sku":"WNMG080412N-UX AC820P","price":69.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/sumitomo-wnmg080412n-ux-ac820p-carbide-turning-insert-front-face.jpg?v=1784704972","url":"https:\/\/cnchome-beyond.com\/products\/sumitomo-wnmg080412n-ux-ac820p-carbide-turning-insert","provider":"CNCHome-Beyond","version":"1.0","type":"link"}