{"product_id":"tungaloy-vbmt160404-ps-ah725-carbide-turning-insert","title":"Tungaloy VBMT160404-PS AH725 PVD Carbide Turning Insert for Steel Finishing","description":"\u003cdiv style=\"font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; color: #333; line-height: 1.6; max-width: 950px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: text;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy VBMT160404-PS AH725 Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eProfessional 35° Rhombic Profiling | AH725 PVD Grade | 0.4mm Radius\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eWhat is the recommended insert for high-precision profiling in alloy steel?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy VBMT160404-PS AH725\u003c\/strong\u003e is a high-performance 35-degree rhombic turning insert engineered for intricate profiling and finishing. The 16mm edge length provides a larger engagement area suitable for medium-sized components while maintaining the extreme precision required for finish passes. The \u003cstrong\u003eAH725 PVD grade\u003c\/strong\u003e is a \"universal\" finishing solution, offering a perfect balance between wear resistance and toughness. Combined with the \u003cstrong\u003e-PS (Positive Sharp)\u003c\/strong\u003e chipbreaker, this insert minimizes cutting forces, making it ideal for lathes where vibration suppression and surface Ra quality are the top priorities.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 0 30px 30px; display: flex; flex-wrap: wrap; gap: 20px;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 250px; border: 1px solid #47479F; padding: 15px; border-radius: 8px;\"\u003e\n\u003ch3 style=\"color: #47479f; margin-top: 0;\"\u003eMulti-Material AH725 Grade\u003c\/h3\u003e\n\u003cp style=\"font-size: 14px; margin-bottom: 0;\"\u003eA specialized nano-PVD coating that prevents built-up edge (BUE) on stainless steel and resists thermal cracking in alloy steels.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 250px; border: 1px solid #47479F; padding: 15px; border-radius: 8px;\"\u003e\n\u003ch3 style=\"color: #47479f; margin-top: 0;\"\u003e-PS Precision Chipbreaker\u003c\/h3\u003e\n\u003cp style=\"font-size: 14px; margin-bottom: 0;\"\u003eOptimized for small depths of cut, ensuring that chips break effectively even in ductile materials, protecting the finished surface from scratches.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 250px; border: 1px solid #47479F; padding: 15px; border-radius: 8px;\"\u003e\n\u003ch3 style=\"color: #47479f; margin-top: 0;\"\u003eSuperior Profiling Clearance\u003c\/h3\u003e\n\u003cp style=\"font-size: 14px; margin-bottom: 0;\"\u003eThe 35° \"V\" shape allows the tool to reach into tight corners and complex contours where standard 80° (C) or 55° (D) inserts cannot.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eDecoding VBMT 160404-PS Nomenclature\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 8px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 14px;\"\u003eV\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e35° Rhom\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 14px;\"\u003eB\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e5° Relief\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 14px;\"\u003eM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eTolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 14px;\"\u003eT\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eHole\/Sinter\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 14px;\"\u003e16\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e16mm\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 14px;\"\u003e04\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e4.76mm\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 14px;\"\u003e04\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0.4 Rad\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 14px;\"\u003e-PS\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eSharp\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003e3. Technical Data: ISO (Metric) vs. ANSI (Imperial)\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eAttribute\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric (ISO)\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eImperial (ANSI)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eStandard Model\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eVBMT160404-PS\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eVBMT 331-PS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e9.525 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e3\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eThickness (S)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e4.76 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e3\/16\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eCorner Radius (RE)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e0.4 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/64\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 25px; padding: 20px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch4 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 5px;\"\u003eOptimized Cutting Parameters\u003c\/h4\u003e\n\u003cul style=\"list-style-type: disc; padding-left: 20px; font-size: 14px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 90 - 260 m\/min\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.05 - 0.20 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 0.2 - 2.0 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; display: flex; flex-wrap: wrap; gap: 30px;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 280px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003e4. Primary Applications\u003c\/h3\u003e\n\u003cul style=\"padding-left: 20px;\"\u003e\n\u003cli\u003ePrecision turning and profiling of steel shafts and housings.\u003c\/li\u003e\n\u003cli\u003eFinishing passes in 304\/316 stainless steel where Ra is critical.\u003c\/li\u003e\n\u003cli\u003eAerospace and Medical grade machining for intricate parts.\u003c\/li\u003e\n\u003cli\u003eCopy turning and undercutting operations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 280px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003e5. Tool Compatibility\u003c\/h3\u003e\n\u003cp\u003eDesigned for standard ISO \u003cstrong\u003eVBMT 1604\u003c\/strong\u003e pockets. Highly compatible with \u003cstrong\u003eSVJCR\/L\u003c\/strong\u003e external tool holders and \u003cstrong\u003eSVUCR\/L\u003c\/strong\u003e internal boring bars. Perfect for Citizen Swiss-type, Mazak, Haas, and DMG Mori CNC Lathes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003e6. Tungaloy Material Selection Guide\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; background: white;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eGrade\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eCoating\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eBest Use Case\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003ePerformance\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; font-weight: bold; color: #47479f;\"\u003eAH725\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003ePVD\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eStainless \u0026amp; Steel Finishing\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eHigh Sharpness \u0026amp; Adhesion Resistance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold;\"\u003eT9125\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eCVD\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eHigh-Speed Steel Machining\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eThermal Stability at High Velocity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold;\"\u003eNS9530\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eUncoated\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eCermet Finishing\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eUltimate High-Gloss Finish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #fff;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003e7. Why Source from CNCHome-Beyond?\u003c\/h3\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 15px; margin-top: 15px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 15px; text-align: center; border-radius: 6px; background: white;\"\u003e\n\u003cstrong\u003e100% Genuine\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003eOriginal Tungaloy Japan\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 15px; text-align: center; border-radius: 6px; background: white;\"\u003e\n\u003cstrong\u003eTechnical B2B Support\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003eExpert Process Tuning\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 15px; text-align: center; border-radius: 6px; background: white;\"\u003e\n\u003cstrong\u003eFast Global Delivery\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003eExpress Logistics\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eProfessional Machinist Feedback\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Mirror Surface on 316L\"\u003c\/strong\u003e - \u003cem\u003eLuc D., France\u003c\/em\u003e\u003cbr\u003e\"The AH725 grade and -PS breaker combination is the only way we can hold tight tolerances on our stainless shafts. Outstanding tool life.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Best Profiling Tool\"\u003c\/strong\u003e - \u003cem\u003eKenji S., Japan\u003c\/em\u003e\u003cbr\u003e\"Consistent results. The 16mm size gives us more stability than the smaller 11mm inserts for our larger CNC lathe parts.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Authentic Quality\"\u003c\/strong\u003e - \u003cem\u003eMarcus W., USA\u003c\/em\u003e\u003cbr\u003e\"Verified original Tungaloy stock from Beyond Li. Arrived quickly and the technical advice provided was spot on for our project.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #fff;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003e8. FAQ - Engineering Support\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f9f9f9; padding: 15px; margin-bottom: 10px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Is AH725 better than CVD grades for stainless steel?\u003c\/p\u003e\n\u003cp style=\"margin: 5px 0 0;\"\u003eA: Generally, yes. The PVD coating of AH725 is thinner and sharper, which helps prevent the built-up edge and chipping common in stainless steel finishing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f9f9f9; padding: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: What holder does this insert fit?\u003c\/p\u003e\n\u003cp style=\"margin: 5px 0 0;\"\u003eA: This is an ISO VBMT 1604 type. It fits standard SVJCR\/L or SVUCR\/L holders with a 16mm pocket size.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eTech Tip: Optimized Profiling Performance\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eThe **35° V-geometry** is sensitive to vibration. For the best surface finish with the **0.4mm radius**, ensure your tool holder has the shortest possible overhang. Maintaining the recommended cutting speed (Vc) is crucial to activating the **AH725 coating** benefits. **Tungaloy Japan** - Excellence in Every Cut.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #eee; text-align: center; margin-top: 5px;\"\u003e© Technical Content by cnchome-beyond.com - Global CNC Tool Authority\u003c\/p\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43170695020716,"sku":"VBMT160404-PS AH725","price":79.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_VBMT160404-PS_AH725_35_Degree_Rhombic_PVD_Coated_Carbide_Insert.jpg?v=1774857035","url":"https:\/\/cnchome-beyond.com\/products\/tungaloy-vbmt160404-ps-ah725-carbide-turning-insert","provider":"CNCHome-Beyond","version":"1.0","type":"link"}