{"product_id":"sandvik-coromant-7861036-turning-insert-dcmt-21-50-pf-4425","title":"Sandvik Coromant 7861036 Turning Insert Dcmt 21.50-PF 4425","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe SANDVIK COROMANT 7861036 is a DCMT-style solid carbide turning insert designed for precision external turning operations on CNC lathes and turning centers. It carries grade 4425 carbide with a CVD-applied multilayer coating of Al2O3, TiCN, and TiN, optimizing tool life and wear resistance across a range of cutting conditions. The insert features a 55-degree diamond shape, a 0.2 mm corner radius, and a neutral hand orientation. It belongs to the CoroTurn 107 series and is suited for productive general turning where consistent edge performance and chip control are required. A licensed machinist or tooling specialist typically selects and installs this insert.\u003c\/p\u003e\u003cp\u003eThis insert is engineered primarily for turning steel and cast iron workpieces. The PF chip breaker geometry is designed to produce controlled chip formation at light to medium depths of cut, making it well-suited for finish and semi-finish turning passes. With a 1\/4 inch inscribed circle and 3\/32 inch insert thickness, it fits standard DCMT 07 02 insert pockets common in ISO-style toolholders. Both clamp and screw holding methods are compatible. The ISO designation for this insert is DCMT 07 02 02-PF 4425.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eGrade 4425 solid carbide with CVD multilayer Al2O3, TiCN, and TiN coating for extended tool life on steel and cast iron\u003c\/li\u003e\n\u003cli\u003e55-degree diamond insert shape (Shape Code D) for versatile turning and profiling operations\u003c\/li\u003e\n\u003cli\u003ePF chip breaker geometry optimized for controlled chip formation in finish and semi-finish turning\u003c\/li\u003e\n\u003cli\u003e0.2 mm (0.0079 inch) corner radius for sharp, accurate edge definition\u003c\/li\u003e\n\u003cli\u003eNeutral hand orientation compatible with standard DCMT 07 02 insert pockets\u003c\/li\u003e\n\u003cli\u003eTwo cutting edges per insert for cost-effective tooling utilization\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned for use in ISO-compatible DCMT 07 02 turning toolholders that accept clamp or screw insert retention. The ISO industry standard number is DCMT 07 02 02-PF 4425. Primary workpiece material compatibility is steel (ISO material code P) and cast iron (ISO material code K).\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation should be performed by a qualified machinist or CNC tooling technician. Ensure the machine spindle is fully stopped and the turret is in a safe, indexed position before seating or replacing inserts. Use the appropriate torque wrench or insert key specified for the toolholder to secure the clamp or screw — do not overtighten by hand. Verify insert pocket seating and shim condition before resuming cutting operations.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Style\u003c\/strong\u003e: DCMT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO Code\u003c\/strong\u003e: DCMT 07 02 02-PF 4425\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: CoroTurn 107\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Material\u003c\/strong\u003e: Solid Carbide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Grade\u003c\/strong\u003e: 4425\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating\u003c\/strong\u003e: Al2O3, TiCN, TiN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating Process\u003c\/strong\u003e: CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Shape\u003c\/strong\u003e: Diamond (55-degree included angle)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner Radius\u003c\/strong\u003e: 0.2 mm (0.0079 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed Circle\u003c\/strong\u003e: 1\/4 inch (0.2500 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Thickness\u003c\/strong\u003e: 3\/32 inch (0.0938 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHole Diameter\u003c\/strong\u003e: 0.1102 inches (2.80 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Cutting Edges\u003c\/strong\u003e: 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Hand\u003c\/strong\u003e: Neutral\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip Breaker\u003c\/strong\u003e: PF\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance Code\u003c\/strong\u003e: C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance Code\u003c\/strong\u003e: M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelief Angle\u003c\/strong\u003e: 7 degrees\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Holding Method\u003c\/strong\u003e: Clamp, Screw\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Workpiece Material\u003c\/strong\u003e: Steel (ISO Code P)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecondary Workpiece Material\u003c\/strong\u003e: Cast Iron (ISO Code K)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Weight\u003c\/strong\u003e: 0.44 pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Order Quantity\u003c\/strong\u003e: 10\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: SANDVIK COROMANT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 7861036\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SANDVIK COROMANT","offers":[{"title":"Default Title","offer_id":51732296106290,"sku":"7861036","price":234.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/c5d3c0cc177a56c61eca96f2c5a6af22.jpg?v=1788741313","url":"https:\/\/voomisupply.com\/products\/sandvik-coromant-7861036-turning-insert-dcmt-21-50-pf-4425","provider":"Voomi Supply","version":"1.0","type":"link"}