{"product_id":"10-pc-kyocera-tkn3-tn90-cut-off-grooving-insert-high-precision-tn90-grade","title":"10 pc Kyocera TKN3 TN90 – Cut-Off \u0026 Grooving Insert (High Precision, TN90 Grade)","description":"\u003cp\u003e\u003cstrong\u003eKyocera TKN3 TN90 – Cut-Off \u0026amp; Grooving Insert (10 pcs High Precision, TN90 Grade)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eKyocera TKN3 TN90\u003c\/strong\u003e is a precision-engineered \u003cstrong\u003ecut-off and grooving insert\u003c\/strong\u003e designed for stable, high-accuracy grooving in steels and stainless steels. Built with Kyocera’s \u003cstrong\u003eTN90 uncoated carbide grade\u003c\/strong\u003e, this insert provides excellent edge sharpness, reduced cutting resistance, and superior dimensional control. Its robust geometry supports both radial and axial grooving, making it a reliable choice for demanding production environments where surface quality and accuracy are critical.\u003c\/p\u003e\n\u003ch3\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTN90 Grade:\u003c\/strong\u003e Fine-grain uncoated carbide providing sharp cutting performance and high dimensional accuracy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Precision:\u003c\/strong\u003e Stable performance in narrow grooves and parting operations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Cutting Resistance:\u003c\/strong\u003e Optimized edge geometry minimizes burrs and improves surface finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile Application:\u003c\/strong\u003e Suitable for external and internal grooving, parting-off, and profile cutting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong Tool Life:\u003c\/strong\u003e Superior edge retention and thermal resistance even under dry cutting conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesignation \/ Order Code:\u003c\/strong\u003e TKN3 TN90\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Type:\u003c\/strong\u003e Grooving \/ Parting Insert\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Uncoated Carbide (TN90 Grade)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e TN90 – High-Precision, Uncoated Fine Carbide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Width (CW):\u003c\/strong\u003e 3.1 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Depth (CDX):\u003c\/strong\u003e up to 20 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner Radius (RE):\u003c\/strong\u003e 0.25 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelief Angle (α):\u003c\/strong\u003e 7°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance (CW):\u003c\/strong\u003e ±0.05 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePack Quantity:\u003c\/strong\u003e 10 pcs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended Cutting Speed (V\u003csub\u003ec\u003c\/sub\u003e):\u003c\/strong\u003e 80 – 200 m\/min\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.03 – 0.15 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (a\u003csub\u003ep\u003c\/sub\u003e):\u003c\/strong\u003e 0.1 – 3.0 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoolant:\u003c\/strong\u003e Dry or Wet (Wet recommended for longer tool life)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Toolholders:\u003c\/strong\u003e KGDR \/ KGDL \/ GDF Series Holders\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePack Quantity:\u003c\/strong\u003e 10 pcs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eAbout Kyocera TN90:\u003c\/strong\u003e\u003cbr\u003e Kyocera’s \u003cstrong\u003eTN90\u003c\/strong\u003e is an uncoated fine-grain carbide grade specifically engineered for grooving and parting operations requiring high accuracy and clean surface finishes. It offers excellent toughness and sharpness for low cutting forces, ensuring smooth chip control and precise results in both steel and stainless steel machining.\u003c\/p\u003e","brand":"KYOCERA ASIA PACIFIC PTE LTD","offers":[{"title":"Default Title","offer_id":49910155051250,"sku":"TKN3TN90-10","price":169.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0839\/9814\/6802\/files\/kyocera-asia-pacific-pte-ltd-inserts-10-pc-kyocera-tkn3-tn90-cut-off-grooving-insert-high-precision-tn90-grade-496066414096-1207373779.jpg?v=1786426802","url":"https:\/\/kyoceraaustralia.au\/products\/10-pc-kyocera-tkn3-tn90-cut-off-grooving-insert-high-precision-tn90-grade","provider":"Kyocera Australia","version":"1.0","type":"link"}