{"product_id":"fresa-helicoidal-acabado-vhm-z3-d20-i60-l120-s20-rh-positivo-tisin","title":"Spiral router bit Finishing VHM Z3 D20 I60 L120 S20 RH positive TiSiN","description":"\u003ch2\u003eThree-bladed VHM spiral end mill with chip breaker and TiSiN coating \u003cstrong\u003e20x60 mm\u003c\/strong\u003e from the \u003cstrong\u003eSC23\u003c\/strong\u003e series – maximum lifespan and processing efficiency\u0026nbsp;\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eIndex:\u003c\/strong\u003e \u003cstrong\u003eSC23.20.060.120.20TR\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eHigh-performance spiral end mill made from solid sintered carbide (VHM) from the \u003cstrong\u003eSC23\u003c\/strong\u003e line, designed for formatting, cutting, and roughing-finishing operations on overhead spindle milling machines and CNC centres. The tool features a three-blade spiral geometry in a \u003cstrong\u003eZ3R\u003c\/strong\u003e positive configuration, which ensures immediate upward dust and chip removal and maintains perfect cleanliness of the lower edge. The applied TiSiN protective coating significantly reduces friction, prevents overheating of the cutting edges, and greatly extends the tool's working time. The ground shank in tolerance class \u003cstrong\u003eH6\u003c\/strong\u003e eliminates radial runout, protecting the spindle's bearing system and ensuring flawless detail quality.\u003c\/p\u003e\u003ch3\u003eConstruction advantages and technical properties:\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\u003cstrong\u003eAdvanced TiSiN protective coating:\u003c\/strong\u003e The PVD layer with microstructural hardness of 3570 HV 0.05, thickness of 1–4 µm, and low friction coefficient (0.5) displays resistance to thermal loads, reduces resistance, and significantly extends tool life.\u003c\/li\u003e\u003cli\u003e\u003cstrong\u003eZ3R chip breaker geometry (upward discharge):\u003c\/strong\u003e The arrangement of three cutting edges with a chip breaker lowers operating resistance, enhances the discharge of crushed material, and allows for rapid feed while achieving an ideal finish on the lower edge.\u003c\/li\u003e\u003cli\u003e\u003cstrong\u003ePremium sintered carbide monolith (VHM):\u003c\/strong\u003e The rigid monolithic design limits tool deflection under load and ensures high dimensional precision.\u003c\/li\u003e\u003cli\u003e\u003cstrong\u003eLow roughness of the clamping part:\u003c\/strong\u003e The shank surface with a roughness indicator of \u003cstrong\u003eRa ≤ 0.3 µm\u003c\/strong\u003e protects the end mill from rotating in the holder and eliminates the risk of cone wear in the spindle.\u003c\/li\u003e\u003cli\u003e\u003cstrong\u003eDynamic balancing to G2.5 standard:\u003c\/strong\u003e Certified static-dynamic balancing in the strict \u003cstrong\u003eG2.5\u003c\/strong\u003e class (according to ISO\/EN) reduces noise and vibration generated at the highest speeds.\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003ePurpose and range of application:\u003c\/h3\u003e\u003cp\u003eThe tool is intended for cutting, peripheral milling, dovetailing, and medium roughing and finishing operations.\u003c\/p\u003e\u003cp\u003eIt performs excellently in the machining of materials such as soft and hard wood, raw MDF board, plywood, and raw particle board.\u003c\/p\u003e","brand":"ITA TOOLS","offers":[{"title":"Default Title","offer_id":57444676469076,"sku":"SC23.20.060.120.20TR","price":253.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1080\/4183\/0740\/files\/SC23.20.060.120.20TR_193.20.055.110.20RLM-105.jpg?v=1793968215","url":"https:\/\/es.ita.tools\/en\/products\/fresa-helicoidal-acabado-vhm-z3-d20-i60-l120-s20-rh-positivo-tisin","provider":"ITA TOOLS","version":"1.0","type":"link"}