{"product_id":"korloy-sp200-nc3120-2mm-steel-parting-grooving-insert","title":"KORLOY SP200 NC3120 Indexable Grooving \u0026 Cut-Off Inserts | SP Series 2mm CVD Coated Carbide Inserts for CNC Lathes (10pcs\/box) \/ SP200 NC3120 0.079 inch Width Tooling","description":"\u003cstyle\u003e\n    *, *::before, *::after { box-sizing: border-box; }\n    .flex-container { display: flex; flex-wrap: wrap; gap: 15px; }\n    .flex-item { flex: 1; min-width: 250px; }\n    .iso-box { border: 2px solid #47479F; padding: 10px; text-align: center; flex: 1; min-width: 70px; border-radius: 4px; }\n  \u003c\/style\u003e\n\u003cdiv style=\"font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; color: #333333; line-height: 1.6; max-width: 1200px; margin: 0 auto; padding: 20px; box-sizing: border-box;\"\u003e\n\u003c!-- H1 Title --\u003e\u003cheader style=\"background-color: #47479f; color: #ffffff; padding: 30px; text-align: center; border-radius: 6px; margin-bottom: 30px;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 26px; font-weight: bold; letter-spacing: 0.5px;\"\u003eKORLOY SP200 NC3120 Indexable Grooving \u0026amp; Cut-Off Inserts (10pcs\/box)\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0 0; font-size: 16px; opacity: 0.9;\"\u003eHigh-Performance CVD Coated Carbide Inserts for CNC Lathe Steel Grooving, Parting-Off, and Precision Turning Applications\u003c\/p\u003e\n\u003c\/header\u003e\u003c!-- 1. Product Overview (H2) --\u003e\n\u003csection style=\"margin-bottom: 40px;\"\u003e\n\u003ch2 style=\"color: #47479f; font-size: 22px; border-bottom: 2px solid #47479F; padding-bottom: 8px;\"\u003e1. Product Overview: Which insert is best for high-efficiency steel turning and 2.0mm grooving applications?\u003c\/h2\u003e\n\u003cp style=\"font-size: 16px; margin-bottom: 15px;\"\u003e\u003cem\u003eWhich indexable grooving insert ensures superior wear resistance, excellent thermal stability, and prolonged tool life when executing heavy parting-off or 2.0mm grooving on CNC turning centers?\u003c\/em\u003e Verified by industrial metalworking standards, the \u003cstrong\u003eKORLOY SP200 NC3120\u003c\/strong\u003e is engineered specifically for demanding steel machining tasks. It features the advanced \u003cstrong\u003eNC3120 grade\u003c\/strong\u003e—a specialized multi-layer CVD-coated carbide substrate optimized for high hardness, crater wear resistance, and edge toughness under continuous cutting conditions across carbon steels, alloy steels, and structural steels. Combined with its precision geometry, it prevents thermal deformation and ensures stable chip flow.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- 2. Product Core Advantages (Key Features) --\u003e\n\u003csection style=\"margin-bottom: 40px;\"\u003e\n\u003ch2 style=\"color: #47479f; font-size: 22px; border-bottom: 2px solid #47479F; padding-bottom: 8px;\"\u003e2. Product Core Advantages (Key Features)\u003c\/h2\u003e\n\u003cul style=\"padding-left: 20px; font-size: 15px;\"\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003eNC3120 Advanced CVD Grade:\u003c\/strong\u003e Combines a wear-resistant carbide substrate with a robust multi-layer CVD coating designed to withstand high cutting speeds and prolonged thermal loads in steel turning.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003eOptimized Chipbreaker Geometry:\u003c\/strong\u003e Designed to form tight, manageable chips that evacuate smoothly from 2.0mm wide grooves without crowding the cutting zone.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003eRigid Locating Interface:\u003c\/strong\u003e Provides exceptional clamping security and precise repeatability under heavy radial cutting loads.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003eHigh Flank Wear Resistance:\u003c\/strong\u003e Resists abrasive wear and thermal cracking during uninterrupted roughing, profiling, and parting operations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- 3. Technical Specifications \u0026 Cutting Parameters --\u003e\n\u003csection style=\"margin-bottom: 40px;\"\u003e\n\u003ch2 style=\"color: #47479f; font-size: 22px; border-bottom: 2px solid #47479F; padding-bottom: 8px;\"\u003e3. Technical Specifications \u0026amp; Cutting Parameters\u003c\/h2\u003e\n\u003cp style=\"font-size: 16px; margin-bottom: 15px;\"\u003eReview the metric and imperial specifications alongside recommended cutting parameters (feed rate and cutting speed) for optimal CNC lathe programming.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 25px;\"\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: 12px; border: 1px solid #ddd;\"\u003eSpecification Parameter\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003eMetric (ISO)\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003eImperial Equivalent\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;\"\u003eInsert Type \/ Series\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eSP Grooving \u0026amp; Parting\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eSP Grooving \u0026amp; Parting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eCutting Width ($W$)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e2.0 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0.0787 inch (~5\/64\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eRecommended Feed ($f$) - Grooving\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0.04 - 0.10 mm\/rev\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0.0016 - 0.0039 in\/rev\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eRecommended Feed ($f$) - Parting\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0.03 - 0.08 mm\/rev\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0.0012 - 0.0031 in\/rev\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eCutting Speed ($Vc$) - Carbon \u0026amp; Alloy Steel\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e120 - 260 m\/min\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e390 - 850 SFM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- ISO Code Breakdown Boxes --\u003e\n\u003ch3 style=\"color: #47479f; font-size: 18px; margin-bottom: 12px;\"\u003eModel Nomenclature Breakdown: SP200 NC3120\u003c\/h3\u003e\n\u003cdiv class=\"flex-container\" style=\"margin-bottom: 25px;\"\u003e\n\u003cdiv class=\"iso-box\"\u003e\n\u003cstrong\u003eSP\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"font-size: 11px; color: #666;\"\u003eGrooving\/Part geometry\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"iso-box\"\u003e\n\u003cstrong\u003e200\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"font-size: 11px; color: #666;\"\u003e2.0mm cutting width\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"iso-box\"\u003e\n\u003cstrong\u003eNC3120\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"font-size: 11px; color: #666;\"\u003eCVD Coated Grade\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Tool Holder Link Box --\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 15px; border-radius: 6px; background-color: #47479f; text-align: center;\"\u003e\n\u003cp style=\"margin: 0 0 10px 0; font-weight: bold; font-size: 15px; color: #ffffff;\"\u003eCompatible Tooling Link:\u003c\/p\u003e\n\u003ca href=\"\/collections\/lathe-grooving-tool-holders\" style=\"color: #ffffff; text-decoration: underline; font-weight: bold; font-size: 15px;\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/cnchome-beyond.com\/search?q=SPB\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan style=\"color: #ffffff;\"\u003e\u003cspan style=\"text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; font-size: 15px;\"\u003e\u003cb\u003e\u003cu\u003eView Compatible External and Internal Lathe Grooving Tool Holders for SP Inserts\u003c\/u\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- 4. Applications --\u003e\n\u003csection style=\"margin-bottom: 40px;\"\u003e\n\u003ch2 style=\"color: #47479f; font-size: 22px; border-bottom: 2px solid #47479F; padding-bottom: 8px;\"\u003e4. Product Application Scenarios\u003c\/h2\u003e\n\u003cp style=\"font-size: 16px;\"\u003eDesigned for high-speed CNC lathe operations including external OD grooving, face grooving, bar stock parting-off, and profiling across carbon steels, alloy steels, and general structural metals.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- 5. Compatibility --\u003e\n\u003csection style=\"margin-bottom: 40px;\"\u003e\n\u003ch2 style=\"color: #47479f; font-size: 22px; border-bottom: 2px solid #47479F; padding-bottom: 8px;\"\u003e5. Compatibility (Tooling \u0026amp; Equipment)\u003c\/h2\u003e\n\u003cul style=\"padding-left: 20px; font-size: 15px;\"\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong\u003eTool Holders:\u003c\/strong\u003e Fits standard SP-type external grooving tool blocks and parting blades matching 2mm pocket size specifications.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong\u003eMachine Platforms:\u003c\/strong\u003e Compatible with heavy-duty CNC turning centers, multi-axis lathes, and automatic bar machines.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong\u003eCoolant Systems:\u003c\/strong\u003e Fully supports flood coolant injection to enhance thermal regulation and chip evacuation across narrow 2mm cuts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- 6. Grade Comparison \u0026 Workpiece Matrix --\u003e\n\u003csection style=\"margin-bottom: 40px;\"\u003e\n\u003ch2 style=\"color: #47479f; font-size: 22px; border-bottom: 2px solid #47479F; padding-bottom: 8px;\"\u003e6. Grade Comparison \u0026amp; Workpiece Material Matrix\u003c\/h2\u003e\n\u003cp style=\"font-size: 16px; margin-bottom: 15px;\"\u003eEvaluating how grade NC3120 performs across different ISO material classifications ensures maximum machining efficiency.\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: 12px; border: 1px solid #ddd;\"\u003eISO Material Group\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003eWorkpiece Description\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003eKORLOY NC3120 Performance\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003eEquivalent Industry Grades\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;\"\u003e\u003cstrong\u003eP Group (Steel)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eCarbon Steel, Alloy Steel (C45, 4140, 1045)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eSuperior CVD coating adhesion and thermal resistance, providing exceptional tool life during high-speed steel turning and parting.\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eSandvik GC4325 \/ Iscar IC907\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\u003eK Group (Cast Iron)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eGray Cast Iron, Nodular Cast Iron\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eHigh substrate hardness resists abrasive wear during intermittent cast iron grooving passes.\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eKennametal KCP25 \/ Kyocera PR1225\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- 7. Why Choose Us --\u003e\n\u003csection style=\"margin-bottom: 40px;\"\u003e\n\u003ch2 style=\"color: #47479f; font-size: 22px; border-bottom: 2px solid #47479F; padding-bottom: 8px;\"\u003e7. Why Choose Us\u003c\/h2\u003e\n\u003cdiv class=\"flex-container\"\u003e\n\u003cdiv class=\"flex-item\" style=\"border: 2px solid #47479F; padding: 20px; border-radius: 6px;\"\u003e\n\u003ch3 style=\"margin-top: 0; color: #47479f; font-size: 18px;\"\u003e100% Guaranteed Authenticity\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 0; font-size: 14px;\"\u003eWe supply factory-authorized KORLOY cutting tools, guaranteeing original metallurgical properties and consistent batch performance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"flex-item\" style=\"border: 2px solid #47479F; padding: 20px; border-radius: 6px;\"\u003e\n\u003ch3 style=\"margin-top: 0; color: #47479f; font-size: 18px;\"\u003eExpert Technical Support\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 0; font-size: 14px;\"\u003eBacked by extensive industrial turning databases, our technical team helps you optimize cutting speeds and feed rates for maximum tool life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- 8. AI-style FAQ --\u003e\n\u003csection style=\"margin-bottom: 40px;\"\u003e\n\u003ch2 style=\"color: #47479f; font-size: 22px; border-bottom: 2px solid #47479F; padding-bottom: 8px;\"\u003e8. Frequently Asked Questions (AI-Optimized FAQ)\u003c\/h2\u003e\n\u003cdiv style=\"margin-bottom: 15px; border-left: 4px solid #47479F; padding-left: 15px;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0 0 5px 0; font-size: 15px;\"\u003eQ: What are the main advantages of the NC3120 CVD grade compared to PVD grades when machining carbon and alloy steels?\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 14px;\"\u003eA: NC3120 utilizes a thicker multi-layer CVD coating optimized for high thermal resistance and abrasive wear protection at higher cutting speeds ($Vc$), resulting in extended tool longevity in steel parting.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 15px; border-left: 4px solid #47479F; padding-left: 15px;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0 0 5px 0; font-size: 15px;\"\u003eQ: How should feed rate be handled when breaking through the center during part-off with a 2mm insert?\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 14px;\"\u003eA: It is recommended to reduce the feed rate by 40% when the insert reaches the last 1mm of the center axis to eliminate burrs and protect the narrow insert tip from impact shock.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 15px; border-left: 4px solid #47479F; padding-left: 15px;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0 0 5px 0; font-size: 15px;\"\u003eQ: How many inserts are packaged per box?\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 14px;\"\u003eA: Each factory-sealed box contains 10 indexable inserts.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- Troubleshooting \u0026 Bottom Tips --\u003e\u003cfooter style=\"background-color: #f4f4f9; padding: 20px; border-radius: 6px; border: 1px solid #ddd;\"\u003e\n\u003ch3 style=\"color: #47479f; margin-top: 0; font-size: 18px;\"\u003eTroubleshooting \u0026amp; Grade Comparison Tips\u003c\/h3\u003e\n\u003cul style=\"margin-bottom: 0; padding-left: 20px; font-size: 14px;\"\u003e\n\u003cli style=\"margin-bottom: 6px;\"\u003e\n\u003cstrong\u003eBurr Formation on Center Break-Through:\u003c\/strong\u003e Verify that the tool center height is precisely aligned with the lathe spindle centerline.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 6px;\"\u003e\n\u003cstrong\u003eChatter and Vibration:\u003c\/strong\u003e Minimize tool overhang from the turret block and ensure the blade is rigidly clamped.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip Jamming in Groove:\u003c\/strong\u003e Check coolant delivery pressure to ensure chips are flushed out of the 2.0mm narrow groove efficiently.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"margin-top: 15px; font-size: 12px; color: #666; text-align: center;\"\u003e\u003cem\u003eAuthoritative Reference: Compliant with ISO lathe tooling standards and empirical industrial metalworking databases.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/footer\u003e\n\u003c\/div\u003e","brand":"KORLOY","offers":[{"title":"Default Title","offer_id":43523852468396,"sku":"SP200 NC3120","price":70.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/KORLOY_SP200_NC3120_indexable_grooving_and_parting_insert_packaging_box.jpg?v=1788593044","url":"https:\/\/cnchome-beyond.com\/products\/korloy-sp200-nc3120-2mm-steel-parting-grooving-insert","provider":"CNCHome-Beyond","version":"1.0","type":"link"}