{"product_id":"mitsubishi-cnmg120408-uc5115-cast-iron-turning-insert","title":"Mitsubishi CNMG120408 UC5115 CVD Carbide Turning Insert for Cast Iron (10pcs)","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: 15px;\"\u003e\n\u003c!-- Header Block --\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 25px; border-radius: 8px; margin-bottom: 30px;\"\u003e\n\u003ch1 style=\"color: #ffffff; margin: 0 0 10px 0; font-size: 26px; font-weight: bold;\"\u003eMitsubishi CNMG120408 (CNMG432) UC5115 Cast Iron Turning Carbide Inserts (10 Pcs\/Box)\u003c\/h1\u003e\n\u003cp style=\"color: #e0e0f0; margin: 0; font-size: 16px;\"\u003eHeavy-Duty 80° Diamond Turning Inserts | ISO CNMG120408 \/ ANSI CNMG432 | Dedicated UC5115 CVD Grade for Gray \u0026amp; Ductile Iron\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Section 1: Product Overview --\u003e\n\u003cdiv style=\"margin-bottom: 35px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 2px solid #47479F; padding-bottom: 8px; margin-top: 0;\"\u003e1. Product Overview\u003c\/h2\u003e\n\u003cp\u003e\u003cem\u003eWhich carbide turning insert grade is most effective for high-speed, heavy-interrupted turning on gray cast iron and ductile iron without premature flank wear or thermal cracking?\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eMitsubishi CNMG120408 (ANSI equivalent CNMG432) UC5115\u003c\/strong\u003e is an industrial-grade, 80-degree diamond negative turning insert engineered specifically for high-efficiency turning of ISO K workpiece materials (cast iron). Supplied in a standard factory plastic box of \u003cstrong\u003e10 pieces\u003c\/strong\u003e, this insert features Mitsubishi's proprietary \u003cstrong\u003eUC5115 CVD (Chemical Vapor Deposition) multi-layer coating grade\u003c\/strong\u003e, combining a thick Al2O3 (aluminum oxide) layer with a tough TiCN sub-layer on an ultra-dense carbide substrate. Designed with robust double-sided cutting edges and precision chipbreaker geometry, the CNMG120408 UC5115 excels in high-speed continuous to heavily interrupted machining operations across gray iron (FC), ductile\/nodular iron (FCD), and chilled cast iron castings.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- ISO\/ANSI Designation Decoder (Boxed Layout) --\u003e\n\u003cdiv style=\"margin-bottom: 35px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 2px solid #47479F; padding-bottom: 8px; margin-top: 0;\"\u003eISO \/ ANSI Tool Designation Code Breakdown\u003c\/h2\u003e\n\u003cdiv style=\"border: 2px solid #47479F; border-radius: 8px; padding: 20px; background-color: #f9f9fc;\"\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 10px; text-align: center; justify-content: space-between;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 70px; background: #47479F; color: #ffffff; padding: 10px; border-radius: 4px;\"\u003e\n\u003cstrong style=\"display: block; font-size: 18px;\"\u003eC\u003c\/strong\u003e \u003cspan style=\"font-size: 11px;\"\u003eShape\u003cbr\u003e(80° Diamond)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 70px; background: #47479F; color: #ffffff; padding: 10px; border-radius: 4px;\"\u003e\n\u003cstrong style=\"display: block; font-size: 18px;\"\u003eN\u003c\/strong\u003e \u003cspan style=\"font-size: 11px;\"\u003eClearance\u003cbr\u003e(0° Negative)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 70px; background: #47479F; color: #ffffff; padding: 10px; border-radius: 4px;\"\u003e\n\u003cstrong style=\"display: block; font-size: 18px;\"\u003eM\u003c\/strong\u003e \u003cspan style=\"font-size: 11px;\"\u003eTolerance\u003cbr\u003e(Precision Class M)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 70px; background: #47479F; color: #ffffff; padding: 10px; border-radius: 4px;\"\u003e\n\u003cstrong style=\"display: block; font-size: 18px;\"\u003eG\u003c\/strong\u003e \u003cspan style=\"font-size: 11px;\"\u003eHole \u0026amp; Breaker\u003cbr\u003e(Double-Sided Pin)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 70px; background: #47479F; color: #ffffff; padding: 10px; border-radius: 4px;\"\u003e\n\u003cstrong style=\"display: block; font-size: 18px;\"\u003e12 \/ 4\u003c\/strong\u003e \u003cspan style=\"font-size: 11px;\"\u003eEdge Length\u003cbr\u003e(12.7mm \/ 1\/2\" IC)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 70px; background: #47479F; color: #ffffff; padding: 10px; border-radius: 4px;\"\u003e\n\u003cstrong style=\"display: block; font-size: 18px;\"\u003e04 \/ 3\u003c\/strong\u003e \u003cspan style=\"font-size: 11px;\"\u003eThickness\u003cbr\u003e(4.76mm \/ 3\/16\")\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 70px; background: #47479F; color: #ffffff; padding: 10px; border-radius: 4px;\"\u003e\n\u003cstrong style=\"display: block; font-size: 18px;\"\u003e08 \/ 2\u003c\/strong\u003e \u003cspan style=\"font-size: 11px;\"\u003eCorner Radius\u003cbr\u003e(0.8mm \/ 1\/32\")\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 70px; background: #47479F; color: #ffffff; padding: 10px; border-radius: 4px;\"\u003e\n\u003cstrong style=\"display: block; font-size: 18px;\"\u003eUC5115\u003c\/strong\u003e \u003cspan style=\"font-size: 11px;\"\u003eCarbide Grade\u003cbr\u003e(CVD Cast Iron)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cul style=\"margin-top: 15px; margin-bottom: 0; padding-left: 20px; font-size: 13px; color: #555555;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eC (ISO\/ANSI):\u003c\/strong\u003e 80-degree rhombic \/ diamond shape providing maximum edge strength for heavy outer diameter turning and facing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eN (ISO\/ANSI):\u003c\/strong\u003e 0-degree negative clearance angle, enabling reversible 4-corner double-sided cutting edges (4 usable corners).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eM (ISO\/ANSI):\u003c\/strong\u003e Industry standard dimensional tolerance class for economic high-volume lathe production.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eG (ISO\/ANSI):\u003c\/strong\u003e Cylindrical center pin hole with molded chipbreaker geometries on top and bottom faces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e120408 (Metric ISO):\u003c\/strong\u003e 12.9mm edge length (1\/2\" IC), 4.76mm thickness, 0.8mm nose radius.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e432 (Imperial ANSI):\u003c\/strong\u003e 4\/8\" (1\/2\") Inscribed Circle, 3\/16\" thickness, 2\/64\" (1\/32\") corner radius.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUC5115:\u003c\/strong\u003e Mitsubishi premium CVD Al2O3 + TiCN coated grade dedicated for ISO K cast iron turning applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Section 2: Key Features --\u003e\n\u003cdiv style=\"margin-bottom: 35px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 2px solid #47479F; padding-bottom: 8px; margin-top: 0;\"\u003e2. Key Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMitsubishi UC5115 Cast Iron Grade:\u003c\/strong\u003e Formulated with a thick, smooth Al2O3 layer that acts as a thermal barrier, dramatically reducing flank wear and crater wear during high-speed iron dry or wet turning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDouble-Sided 4 Cutting Edges:\u003c\/strong\u003e Reversible negative rake layout delivers 4 fully usable cutting corners per insert for maximum cost efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSubstrate Toughness:\u003c\/strong\u003e High-density carbide matrix eliminates catastrophic edge chipping during interrupted cuts on cast iron skins, scale, and casting blowholes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Edge Honing:\u003c\/strong\u003e Optimized edge land hone stabilizes cutting forces, prevents micro-flaking, and maintains tight dimensional tolerances across long production batches.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 Inserts Per Box:\u003c\/strong\u003e Genuine factory sealed box packaging (10 pcs) with barcode batch tracking.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- Section 3: Technical Specifications \u0026 Recommended Parameters --\u003e\n\u003cdiv style=\"margin-bottom: 35px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 2px solid #47479F; padding-bottom: 8px; margin-top: 0;\"\u003e3. Technical Specifications \u0026amp; Recommended Parameters\u003c\/h2\u003e\n\u003c!-- Metric vs Imperial Dimension Comparison Table --\u003e\n\u003ch3 style=\"color: #47479f; font-size: 16px; margin-top: 15px;\"\u003eMetric (ISO) vs. Imperial (ANSI) Specification Comparison\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 20px;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; text-align: left; font-size: 14px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: #ffffff;\"\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eSpecification Unit\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eISO Metric Code (CNMG120408)\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eANSI Imperial Code (CNMG432)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12.7 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0.500 in (1\/2\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThickness (S)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e4.76 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0.187 in (3\/16\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHole Diameter (D1)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e5.16 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0.203 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eNose Radius (RE)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0.8 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0.031 in (1\/32\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eIncluded Angle \u0026amp; Relief\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80° Rhombic \/ 0° Negative\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80° Diamond \/ 0° Negative\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- Recommended Cutting Parameters Table --\u003e\n\u003ch3 style=\"color: #47479f; font-size: 16px; margin-top: 20px;\"\u003eRecommended Cast Iron Turning Parameters for UC5115\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; text-align: left; font-size: 14px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: #ffffff;\"\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eISO Material Group\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eWorkpiece Type\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eCutting Speed Vc (m\/min \/ SFM)\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eFeed Rate fn (mm\/rev \/ IPR)\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eDepth of Cut ap (mm \/ in)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eISO K10 - K20\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGray Cast Iron (FC150, FC250, FC300)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e200 - 450 m\/min (650 - 1480 SFM)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0.15 - 0.45 mm\/r (0.006 - 0.018 IPR)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0.8 - 4.5 mm (0.031 - 0.177 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eISO K20 - K30\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDuctile \/ Nodular Iron (FCD450, FCD600)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e150 - 350 m\/min (490 - 1150 SFM)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0.15 - 0.40 mm\/r (0.006 - 0.016 IPR)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0.8 - 4.0 mm (0.031 - 0.157 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eISO K30 - K35\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHeavy Interrupted Cast Iron Turning\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120 - 280 m\/min (390 - 920 SFM)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0.20 - 0.35 mm\/r (0.008 - 0.014 IPR)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.0 - 3.5 mm (0.039 - 0.138 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- Matching Toolholder Links (Boxed Layout) --\u003e\n\u003cdiv style=\"border: 2px dashed #47479F; background-color: #f4f4fa; border-radius: 8px; padding: 15px; margin-top: 20px; text-align: center;\"\u003e\n\u003cstrong style=\"color: #47479f; font-size: 16px;\"\u003eCompatible Turning Toolholders Available\u003c\/strong\u003e\n\u003cp style=\"margin: 8px 0; font-size: 14px;\"\u003eMount these CNMG120408 (CNMG432) inserts into standard lever-lock or rigid clamp OD \/ Boring toolholders (PCLNR\/L, MCLNR\/L, PCLCR\/L):\u003c\/p\u003e\n\u003ca href=\"https:\/\/cnchome-beyond.com\/collections\/cn-insert-multi-lock-system\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan style=\"color: #ffffff;\"\u003e\u003cspan style=\"display: inline-block; background-color: rgb(71, 71, 159); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; padding: 8px 18px; border-radius: 4px; margin-top: 5px;\"\u003e\u003cb\u003eView Compatible PCLNR \u0026amp; MCLNR Toolholders →\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Section 4: Applications --\u003e\n\u003cdiv style=\"margin-bottom: 35px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 2px solid #47479F; padding-bottom: 8px; margin-top: 0;\"\u003e4. Product Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomotive Castings:\u003c\/strong\u003e Turning brake drums, brake discs, engine blocks, cylinder liners, and flywheel castings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Valve \u0026amp; Pump Housings:\u003c\/strong\u003e Machining heavy gray iron pump casings, pipe flanges, and valve bodies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy Machinery Components:\u003c\/strong\u003e Facing and turning ductile iron machine tool beds, gear blanks, and pulley sheaves.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustries Served:\u003c\/strong\u003e Automotive OEM component foundries, heavy equipment machinery, valve \u0026amp; pump manufacturing, power transmission.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- Section 5: Compatibility --\u003e\n\u003cdiv style=\"margin-bottom: 35px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 2px solid #47479F; padding-bottom: 8px; margin-top: 0;\"\u003e5. Tool \u0026amp; Machine Compatibility\u003c\/h2\u003e\n\u003cp\u003eMitsubishi CNMG120408 UC5115 inserts conform strictly to standard ISO 1832 dimensions:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eToolholder Compatibility:\u003c\/strong\u003e Standard PCLNR\/L 2020K12, PCLNR\/L 2525M12, MCLNR\/L 2525M12, and A25T-PCLNR12 internal boring bars.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMachine Tool Compatibility:\u003c\/strong\u003e CNC turning centers, vertical lathe machines (VTL), automatic lathes, and heavy manual engine lathes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- Section 6: Material \u0026 Grade Comparison --\u003e\n\u003cdiv style=\"margin-bottom: 35px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 2px solid #47479F; padding-bottom: 8px; margin-top: 0;\"\u003e6. Material \u0026amp; Grade Comparison\u003c\/h2\u003e\n\u003cp\u003ePerformance position of UC5115 compared to general turning grades:\u003c\/p\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; text-align: left; font-size: 14px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: #ffffff;\"\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eCarbide Grade\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eCoating Structure\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eTarget ISO Application\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eWear \u0026amp; Heat Resistance Rating\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMitsubishi UC5115 (Featured)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCVD Al2O3 + TiCN (Thick Ceramic)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eISO K (Gray \u0026amp; Ductile Cast Iron)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eMaximum Wear \u0026amp; Heat Resistance (1000°C+)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eMitsubishi VP15TF Grade\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePVD Miracle Coating (TiAlN)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eISO P \/ M \/ S (Steel \u0026amp; Stainless)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHigh Impact Toughness \/ Universal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eMitsubishi UE6110 Grade\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCVD Yellow TiCN + Al2O3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eISO P (Carbon \u0026amp; Alloy Steel)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHigh Speed Steel Turning Specialist\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\u003cdiv style=\"margin-bottom: 35px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 2px solid #47479F; padding-bottom: 8px; margin-top: 0;\"\u003e7. Why Choose Mitsubishi Cutting Tools\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCast Iron Turning Specialist:\u003c\/strong\u003e The UC5115 thick alumina coating provides unparalleled resistance to abrasive sand inclusions and high friction heat generated by iron chips.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConsistent Tool Life:\u003c\/strong\u003e Factory precise edge hones deliver highly repeatable part dimensions across 1000+ workpiece batches.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProven 10-Piece Box Value:\u003c\/strong\u003e Authentic factory plastic box packaging ensures tool tip protection during transit and storage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color: #47479f; font-size: 18px; margin-top: 25px;\"\u003eVerified Customer Reviews\u003c\/h3\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 15px; margin-top: 15px;\"\u003e\n\u003c!-- Review 1 --\u003e\n\u003cdiv style=\"border: 1px solid #e0e0e0; border-radius: 6px; padding: 15px; background: #fafafa;\"\u003e\n\u003cdiv style=\"color: #ff9900; margin-bottom: 5px;\"\u003e★★★★★\u003c\/div\u003e\n\u003cp style=\"margin: 0 0 8px 0; font-size: 13px; font-style: italic;\"\u003e\"Running these CNMG432 UC5115 inserts on gray iron brake rotors. We doubled our surface speed to 320 m\/min with zero thermal cracking. Excellent life.\"\u003c\/p\u003e\n\u003cstrong style=\"font-size: 12px; color: #555;\"\u003e— Mark T., Automotive Component Lathe Shop (USA)\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003c!-- Review 2 --\u003e\n\u003cdiv style=\"border: 1px solid #e0e0e0; border-radius: 6px; padding: 15px; background: #fafafa;\"\u003e\n\u003cdiv style=\"color: #ff9900; margin-bottom: 5px;\"\u003e★★★★★\u003c\/div\u003e\n\u003cp style=\"margin: 0 0 8px 0; font-size: 13px; font-style: italic;\"\u003e\"Perfekt für Gusseisen (GG25). UC5115 hält der Abrasion von Sandeinschlüssen im Guss hervorragend stand.\"\u003c\/p\u003e\n\u003cstrong style=\"font-size: 12px; color: #555;\"\u003e— Stefan W., CNC Fertigung (Germany)\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003c!-- Review 3 --\u003e\n\u003cdiv style=\"border: 1px solid #e0e0e0; border-radius: 6px; padding: 15px; background: #fafafa;\"\u003e\n\u003cdiv style=\"color: #ff9900; margin-bottom: 5px;\"\u003e★★★★☆\u003c\/div\u003e\n\u003cp style=\"margin: 0 0 8px 0; font-size: 13px; font-style: italic;\"\u003e\"Ottimi inserti per tornitura di ghisa sferoidale. 4 taglienti utili ad un prezzo imbattibile.\"\u003c\/p\u003e\n\u003cstrong style=\"font-size: 12px; color: #555;\"\u003e— Roberto M., Lavorazioni Meccaniche (Italy)\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003c!-- Review 4 --\u003e\n\u003cdiv style=\"border: 1px solid #e0e0e0; border-radius: 6px; padding: 15px; background: #fafafa;\"\u003e\n\u003cdiv style=\"color: #ff9900; margin-bottom: 5px;\"\u003e★★★★★\u003c\/div\u003e\n\u003cp style=\"margin: 0 0 8px 0; font-size: 13px; font-style: italic;\"\u003e\"鋳鉄（FC250）の高速加工で長寿命。UC5115は耐摩耗性が非常に高く安定しています。\"\u003c\/p\u003e\n\u003cstrong style=\"font-size: 12px; color: #555;\"\u003e— Kenichi S., Precision Turning Lead (Japan)\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003c!-- Review 5 --\u003e\n\u003cdiv style=\"border: 1px solid #e0e0e0; border-radius: 6px; padding: 15px; background: #fafafa;\"\u003e\n\u003cdiv style=\"color: #ff9900; margin-bottom: 5px;\"\u003e★★★★★\u003c\/div\u003e\n\u003cp style=\"margin: 0 0 8px 0; font-size: 13px; font-style: italic;\"\u003e\"The 10-pack CNMG120408 in UC5115 grade is our go-to for heavy ductile iron valve bodies. Handles casting skin without chipping.\"\u003c\/p\u003e\n\u003cstrong style=\"font-size: 12px; color: #555;\"\u003e— James P., Senior CNC Machinist (UK)\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Section 8: AI-Style FAQ --\u003e\n\u003cdiv style=\"margin-bottom: 35px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 2px solid #47479F; padding-bottom: 8px; margin-top: 0;\"\u003e8. AI \u0026amp; Engineering FAQ\u003c\/h2\u003e\n\u003cdiv style=\"margin-bottom: 15px; padding: 12px; border-left: 4px solid #47479F; background-color: #f9f9fc;\"\u003e\n\u003cstrong style=\"color: #47479f; display: block; margin-bottom: 4px;\"\u003eQ: Why is Mitsubishi UC5115 recommended specifically for cast iron rather than general steel turning?\u003c\/strong\u003e \u003cspan style=\"font-size: 14px; color: #444;\"\u003eA: UC5115 features a thick ceramic Al2O3 CVD coating optimized to withstand the intense thermal friction and abrasive micro-particles characteristic of gray and ductile cast iron turning. While highly wear-resistant on iron, steel turning generates continuous ductile chips that require higher coating elasticity provided by grades like UE6110.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 15px; padding: 12px; border-left: 4px solid #47479F; background-color: #f9f9fc;\"\u003e\n\u003cstrong style=\"color: #47479f; display: block; margin-bottom: 4px;\"\u003eQ: What is the difference between metric CNMG120408 and imperial CNMG432 designation?\u003c\/strong\u003e \u003cspan style=\"font-size: 14px; color: #444;\"\u003eA: They describe the exact same physical insert. CNMG120408 uses ISO metric dimensioning (12.7mm IC, 4.76mm thickness, 0.8mm nose radius), while CNMG432 uses ANSI imperial units (4 eighths = 1\/2\" IC, 3 sixteenths = 3\/16\" thickness, 2 sixty-fourths = 1\/32\" nose radius).\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 15px; padding: 12px; border-left: 4px solid #47479F; background-color: #f9f9fc;\"\u003e\n\u003cstrong style=\"color: #47479f; display: block; margin-bottom: 4px;\"\u003eQ: Is dry turning or wet coolant recommended when using CNMG120408 UC5115 on cast iron?\u003c\/strong\u003e \u003cspan style=\"font-size: 14px; color: #444;\"\u003eA: Both dry turning and high-pressure wet coolant are supported. Dry turning is common on gray iron to prevent thermal shock micro-cracking; however, if using coolant, ensure a continuous, high-volume flood directly on the cutting zone.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Section 9: Technical Footers \u0026 Reference Guides --\u003e\n\u003cdiv style=\"border-top: 2px solid #e0e0e0; padding-top: 25px; margin-top: 40px; font-size: 13px; color: #555555;\"\u003e\n\u003c!-- Grade Comparison --\u003e\n\u003cdiv style=\"margin-bottom: 20px;\"\u003e\n\u003ch4 style=\"color: #47479f; margin: 0 0 8px 0; font-size: 15px;\"\u003eGrade \u0026amp; Substrate Specifications\u003c\/h4\u003e\n\u003cp style=\"margin: 0;\"\u003eMitsubishi Materials UC5115 grade combines a high-toughness substrate with super-smooth Al2O3 \/ TiCN multi-layer CVD coating, engineered specifically for high-speed continuous to heavily interrupted cutting of ISO K10-K30 materials.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Equivalent Models --\u003e\n\u003cdiv style=\"margin-bottom: 20px;\"\u003e\n\u003ch4 style=\"color: #47479f; margin: 0 0 8px 0; font-size: 15px;\"\u003eCross-Reference \u0026amp; Equivalent Insert Codes\u003c\/h4\u003e\n\u003cp style=\"margin: 0;\"\u003eIndustry equivalent cross-references: \u003cstrong\u003eCNMG120408\u003c\/strong\u003e \/ \u003cstrong\u003eCNMG432\u003c\/strong\u003e | Equivalent grades: \u003cstrong\u003eSandvik GC3215 \/ GC3225\u003c\/strong\u003e, \u003cstrong\u003eIscar IC5010 \/ IC5005\u003c\/strong\u003e, \u003cstrong\u003eKennametal KCK15 \/ KCK20\u003c\/strong\u003e, \u003cstrong\u003eKyocera CA315 \/ CA320\u003c\/strong\u003e, \u003cstrong\u003eZCC.CT YBD152\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Workpiece Material Matrix --\u003e\n\u003cdiv style=\"margin-bottom: 20px;\"\u003e\n\u003ch4 style=\"color: #47479f; margin: 0 0 8px 0; font-size: 15px;\"\u003eISO Workpiece Application Matrix\u003c\/h4\u003e\n\u003cp style=\"margin: 0;\"\u003e\u003cstrong\u003eK (Cast Iron):\u003c\/strong\u003e Primary Target (Vc 150-450 m\/min) | \u003cstrong\u003eP (Steel):\u003c\/strong\u003e Secondary \/ Conditional | \u003cstrong\u003eM (Stainless Steel):\u003c\/strong\u003e Not Recommended | \u003cstrong\u003eN (Non-Ferrous):\u003c\/strong\u003e Not Recommended | \u003cstrong\u003eS (Exotic Alloys):\u003c\/strong\u003e Not Recommended\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Troubleshooting --\u003e\n\u003cdiv style=\"margin-bottom: 20px;\"\u003e\n\u003ch4 style=\"color: #47479f; margin: 0 0 8px 0; font-size: 15px;\"\u003eTroubleshooting Tips\u003c\/h4\u003e\n\u003cul style=\"margin: 5px 0 0 0; padding-left: 18px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eRapid Flank Wear:\u003c\/strong\u003e Reduce cutting speed Vc by 15% or switch to dry turning if thermal cracking is observed under inconsistent coolant flow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChipped Corner Radius:\u003c\/strong\u003e Reduce feed rate fn during initial entry through casting scale or select a larger nose radius insert (CNMG120412).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorkpiece Vibration \/ Chatter:\u003c\/strong\u003e Ensure rigid tool clamping in PCLNR holder and reduce depth of cut ap.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- Authority Verification \/ Standards --\u003e\n\u003cdiv style=\"background-color: #f4f4fa; padding: 12px; border-radius: 4px; border: 1px solid #e0e0f0; margin-top: 25px;\"\u003e\n\u003cstrong style=\"color: #47479f; display: block; margin-bottom: 4px;\"\u003eIndustry Standards \u0026amp; Quality Verification\u003c\/strong\u003e\n\u003cp style=\"margin: 0; font-size: 12px; color: #666666;\"\u003eMitsubishi turning inserts are manufactured in accordance with ISO 1832 and ANSI B212.4 international cutting tool standardization standards. Dimensional tolerances and coating adhesion are certified under Mitsubishi Materials ISO 9001 quality system specifications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Mitsubishi","offers":[{"title":"Default Title","offer_id":43166215471276,"sku":"CNMG120408 UC5115","price":62.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Mitsubishi_CNMG120408_UC5115_carbide_insert_with_0.8mm_radius_for_versatile_cast_iron_turning_and_chip_control..jpg?v=1768651579","url":"https:\/\/cnchome-beyond.com\/products\/mitsubishi-cnmg120408-uc5115-cast-iron-turning-insert","provider":"CNCHome-Beyond","version":"1.0","type":"link"}