{"product_id":"sandvik-coromant-5745644-milling-insert-r390-solid-carbide","title":"Sandvik Coromant 5745644 Milling Insert R390 Solid Carbide","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe SANDVIK COROMANT 5745644 is a solid carbide milling insert designed for use in R390 series face and shoulder milling cutters. Carrying manufacturer grade 1020, this insert features a TiAlN coating applied via PVD process, delivering heat and wear resistance suited to demanding cutting operations. The insert measures 3.59 mm thick with a 6.80 mm inscribed circle diameter and a 0.80 mm corner radius. It operates with a positive rake angle of 20 degrees and provides two cutting edges per insert. The KM chip breaker geometry is optimized for controlled chip formation. Licensed HVAC techs do not install this product — it is installed and changed out by machinists and CNC operators in metal-cutting environments.\u003c\/p\u003e\n\u003cp\u003eThis insert is intended for milling cast iron workpieces in both light and moderate material removal applications. With a maximum depth of cut of 10.00 mm, it fits R390 and M-32 cutter series toolholders. The right-hand cutting orientation, parallelogram insert shape, and screw-type holding method make it appropriate for standard shoulder milling setups. The insert size code is 11T308, with ANSI and ISO designations of R390-11 T3 08M-KM 1020. It is sold individually but requires a minimum order quantity of 10 units per order.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eSolid carbide construction with PVD-applied TiAlN coating for wear and thermal resistance\u003c\/li\u003e\n  \u003cli\u003ePositive rake angle (20 degrees) reduces cutting forces during cast iron operations\u003c\/li\u003e\n  \u003cli\u003eKM chip breaker geometry promotes predictable chip control at the cutting edge\u003c\/li\u003e\n  \u003cli\u003eTwo cutting edges per insert extend usable tool life per unit\u003c\/li\u003e\n  \u003cli\u003eCorner-rounded cutting edge style with 0.80 mm corner radius reduces edge chipping risk\u003c\/li\u003e\n  \u003cli\u003eScrew-type insert holding method ensures secure seating in compatible toolholders\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned for use with R390 and M-32 series milling cutter bodies that accept insert size 11T308. ANSI and ISO designation R390-11 T3 08M-KM 1020. Optimized for primary workpiece material code K (cast iron).\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInsert changes should be performed by qualified machinists or CNC technicians with the spindle fully stopped and machine in a locked-out, energy-isolated state per applicable safety procedures. Use the correct Torx or hex key for the clamping screw — do not overtighten, as insert seating damage can result. Inspect the insert pocket and clamping seat for chips or debris before seating the replacement insert. Confirm insert orientation matches the right-hand cutting direction before resuming operation.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInsert Style\u003c\/strong\u003e: R390\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInsert Shape\u003c\/strong\u003e: Parallelogram\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInsert Size Code\u003c\/strong\u003e: 11T308\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Grade\u003c\/strong\u003e: 1020\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial Grade\u003c\/strong\u003e: K05\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInsert Material\u003c\/strong\u003e: Solid Carbide\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCoating\u003c\/strong\u003e: TiAlN\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCoating Process\u003c\/strong\u003e: PVD\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThickness\u003c\/strong\u003e: 3.59 mm (0.1413 inches)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInscribed Circle Diameter\u003c\/strong\u003e: 6.80 mm (0.2677 inches)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength\u003c\/strong\u003e: 10.00 mm (0.3937 inches)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth\u003c\/strong\u003e: 6.80 mm (0.2677 inches)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCorner Radius\u003c\/strong\u003e: 0.80 mm (1\/32 inch)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHole Diameter\u003c\/strong\u003e: 0.11 mm (0.1102 inches)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaximum Depth of Cut\u003c\/strong\u003e: 10.00 mm (0.3937 inches)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNumber of Cutting Edges\u003c\/strong\u003e: 2\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRake\u003c\/strong\u003e: Positive\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRake Angle\u003c\/strong\u003e: 20 degrees\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChip Breaker\u003c\/strong\u003e: KM\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInsert Hand\u003c\/strong\u003e: Right Hand\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCutting Edge Style\u003c\/strong\u003e: Corner Rounded\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIncluded Angle\u003c\/strong\u003e: 90 degrees\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInsert Holding Method\u003c\/strong\u003e: Screw\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSingle or Double Sided\u003c\/strong\u003e: Single\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrimary Workpiece Material\u003c\/strong\u003e: Cast Iron\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eANSI Code\u003c\/strong\u003e: R390-11 T3 08M-KM 1020\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eISO Code\u003c\/strong\u003e: R390-11 T3 08M-KM 1020\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandards\u003c\/strong\u003e: ANSI, ISO\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.25 pounds\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\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: 5745644\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SANDVIK COROMANT","offers":[{"title":"Default Title","offer_id":51733191098674,"sku":"5745644","price":396.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/8dcb1328315aa397ae8c80573c07247e_77b35734-391f-4308-a0f7-f60acd845938.jpg?v=1788752553","url":"https:\/\/voomisupply.com\/products\/sandvik-coromant-5745644-milling-insert-r390-solid-carbide","provider":"Voomi Supply","version":"1.0","type":"link"}