{"product_id":"sumitomo-186palq-grooving-insert-gcmn2002gl-ac425k-2mm","title":"Sumitomo 186PALQ Grooving Insert GCMN2002GL AC425K 2mm","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe SUMITOMO 186PALQ is a solid carbide grooving insert in the GND series, designed for external and face grooving operations on CNC lathes and turning centers. It carries the GCMN2002GL designation with Sumitomo grade AC425K, a CVD-coated carbide grade optimized for cutting cast iron and similar K-class workpiece materials. The insert has a 2.00 mm cutting width, a maximum depth of cut of 19.05 mm, and a neutral hand orientation, making it usable in both left- and right-hand tool holders. The GL chip breaker geometry promotes positive-rake cutting action, reducing cutting forces and improving chip control in finish and semi-finish grooving passes.\u003c\/p\u003e\u003cp\u003eThis insert is suited for production turning environments where consistent groove width and surface finish are required on cast iron components. The double-ended design extends usable tool life by providing two cutting edges per insert. It fits standard GND-series grooving tool holders that accept size-2 insert seats. Machinists and CNC tool setup technicians working in automotive, heavy equipment, and general machining applications will find this insert appropriate for both interrupted and continuous grooving cuts in ferrous materials.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e2.00 mm cutting width (0.0787 inches) for precise groove sizing\u003c\/li\u003e\n\u003cli\u003eMaximum depth of cut 19.05 mm (0.75 inches); effective range 10.00 mm to 20.00 mm\u003c\/li\u003e\n\u003cli\u003eAC425K CVD-coated solid carbide grade optimized for cast iron (K-class materials)\u003c\/li\u003e\n\u003cli\u003eGL chip breaker with 5-degree positive rake angle for reduced cutting forces\u003c\/li\u003e\n\u003cli\u003eDouble-ended insert provides two cutting edges per piece\u003c\/li\u003e\n\u003cli\u003e0.20 mm corner radius (0.0079 inches) for controlled edge geometry at groove walls\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned for use in GND-series grooving tool holders accepting a size-2 insert seat. Compliant with ANSI and ISO 13399 standards; ANSI code GCMN2002-GL. Primary workpiece material is cast iron (ISO material group K).\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation and indexing of carbide grooving inserts should be performed by a qualified machinist or CNC tool setup technician with the machine spindle fully stopped and the machine in a locked-out, tagged-out state. Use the correct insert clamp and seating screw torque per the tool holder manufacturer specifications; do not over-torque the clamping screw, as this can fracture the insert. Inspect the insert seat for chips or contamination before seating the insert. Verify tool overhang and insert orientation match the programmed grooving direction before resuming cutting.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Style\u003c\/strong\u003e: GCMN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eANSI Code\u003c\/strong\u003e: GCMN2002-GL\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: GND\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Grade\u003c\/strong\u003e: AC425K\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Material\u003c\/strong\u003e: Solid Carbide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating Process\u003c\/strong\u003e: CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating Finish\u003c\/strong\u003e: Coated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Width\u003c\/strong\u003e: 2.00 mm (0.0787 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Depth of Cut\u003c\/strong\u003e: 19.05 mm (0.75 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut Range\u003c\/strong\u003e: 10.00 mm to 20.00 mm (0.3000 to 1.0000 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner Radius\u003c\/strong\u003e: 0.20 mm (0.0079 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Height\u003c\/strong\u003e: 3.61 mm (0.1420 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length\u003c\/strong\u003e: 0.8310 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Width\u003c\/strong\u003e: 2.00 mm (0.0787 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed Circle\u003c\/strong\u003e: 21.11 mm (0.8310 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Size Code\u003c\/strong\u003e: 2002\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Seat Size\u003c\/strong\u003e: 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip Breaker\u003c\/strong\u003e: GL\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: 5.00 degrees\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLead Angle\u003c\/strong\u003e: 0 degrees\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Hand\u003c\/strong\u003e: Neutral\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSingle or Double End\u003c\/strong\u003e: Double\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull Radius\u003c\/strong\u003e: No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Workpiece Material\u003c\/strong\u003e: Cast Iron (K)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards\u003c\/strong\u003e: ANSI, ISO 13399\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Weight\u003c\/strong\u003e: 0.05 pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 1\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: SUMITOMO\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 186PALQ\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SUMITOMO","offers":[{"title":"Default Title","offer_id":51730070143282,"sku":"186PALQ","price":171.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/9e3a6dc04696b671cd4eeacb554578a5.jpg?v=1788711195","url":"https:\/\/voomisupply.com\/products\/sumitomo-186palq-grooving-insert-gcmn2002gl-ac425k-2mm","provider":"Voomi Supply","version":"1.0","type":"link"}