{"id":22050,"date":"2025-10-21T22:19:48","date_gmt":"2025-10-21T22:19:48","guid":{"rendered":"https:\/\/global.pdt.tools\/?post_type=novosti&#038;p=22050"},"modified":"2025-10-21T22:19:48","modified_gmt":"2025-10-21T22:19:48","slug":"saw-sharpening","status":"publish","type":"novosti","link":"https:\/\/global.pdt.tools\/en\/novosti\/saw-sharpening\/","title":{"rendered":"Saw Sharpening"},"content":{"rendered":"<p><span style=\"font-family: 'Times New Roman', serif; font-size: 20px;\"><span lang=\"en-US\">Sharpening of cutting tools such as knives and saws is widespread, since sharp tools for wood, paper, metal, or plastic are essential in all industries. These tools are used for mechanical cutting and processing and are common in woodworking, paper, metallurgy, textile, and food industries for operations such as carpentry, wood sawing, cardboard, metal, and plastic cutting, aluminum processing, and even in waste sorting and recycling processes. They include various types of saws (circular, band) and knives (flat, circular).<\/span><\/span><\/p>\n<p><span style=\"font-size: 20px;\"><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>Circular saws<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"> are used for cutting wood, metal profiles, plastics, aluminum, and rolled materials.<br \/>\n<\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>Band saws<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"> \u2014 for cutting wood, metal profiles, plastics, aluminum, and rolled materials.<br \/>\n<\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>Flat knives<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"> \u2014 in recycling, shredding (screw teeth), cutting steel, cardboard, paper, or wood planing.<br \/>\n<\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>Circular knives<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"> \u2014 for cutting textiles, used in light and food industries and other sectors.<\/span><\/span><\/span><\/p>\n<p><span style=\"font-family: 'Times New Roman', serif; font-size: 20px;\"><span lang=\"en-US\">These industries are of primary interest to us due to their widespread application and our ability to provide both the most cost-effective and globally competitive tooling solutions.<\/span><\/span><\/p>\n<p><span style=\"font-size: 20px;\"><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\">Sawing and cutting tools are manufactured either from solid hardened steels (HSS, high-speed steels) or with <\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>carbide-tipped inserts<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"> (tungsten carbide, TCT, stellite, polycrystalline diamond (PCD)) brazed onto less expensive metal bodies.<br \/>\nFor sharpening such tools, <\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>diamond and cubic boron nitride (CBN) grinding wheels<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"> are used, ensuring tool durability and efficiency.<\/span><\/span><\/span><\/p>\n<p><span style=\"font-family: 'Times New Roman', serif; font-size: 20px;\"><span lang=\"en-US\"><b>1) Sharpening of circular saw blades<\/b><\/span><\/span><\/p>\n<p><span style=\"font-size: 20px;\"><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\">For this operation, the following wheel shapes are mainly used:<br \/>\n<\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>12A2-20; 4A2; 4B2; 4V2; 12R4; 12V9-20; AW; 6A2; 12M2-45; 6A9; 4A2; 12A2-45; 14M1; 1A1.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"font-size: 20px;\"><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\">Sharpening may include the <\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>front, side, and top grinding<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"> of the tooth or only selected surfaces.<\/span><\/span><\/span><\/p>\n<ul>\n<li>\n<p><span style=\"font-size: 20px;\"><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>Front face sharpening<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"> of the carbide-tipped tooth is performed using wheel shapes: <\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>12A2-20; 4A2; 4B2; 4V2; 12R4; 12V9-20; AW.<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><br \/>\nFor these wheel shapes, <\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>PrJSC \u201cPoltava Diamond Tools\u201d<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"> (hereinafter \u201cwe\u201d) offers tools on <\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>B9-00, B7-00, B9-04 bonds<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\">.<br \/>\nThese are <\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>high-performance bonds<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"> that provide excellent surface finish and high tool wear resistance.<\/span><\/span><\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 20px;\"><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>Top grinding<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"> of the carbide-tipped tooth is performed using wheel shapes: <\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>6A2; 12M2-45; 6A9; 4A2; 12A2-45; 14M1; 1A1.<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><br \/>\nThe working layer of such wheels may be <\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>single-layer or double-layer<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\">.<br \/>\nThe double-layer design has an advantage \u2014 it performs two actions in one pass:<\/span><\/span><\/span><\/p>\n<ol>\n<li>\n<p><span style=\"font-family: 'Times New Roman', serif; font-size: 20px;\">actual sharpening;<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 20px;\"><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\">polishing the sharpened surface.<br \/>\nFor this work, we offer tools on <\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>B9-00, B7-01 bonds<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"> \u2014 <\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>high-performance bonds<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"> ensuring excellent surface quality and tool stability.<\/span><\/span><\/span><\/p>\n<\/li>\n<\/ol>\n<\/li>\n<li>\n<p><span style=\"font-size: 20px;\"><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>Side face sharpening<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"> of the carbide-tipped tooth is performed using wheel shapes: <\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>3A1; 6A9\/6A2.<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><br \/>\nThis operation is performed simultaneously by two wheels working on both sides of the tooth.<br \/>\nAlthough not common for carbide circular saws, it is widespread for <\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>stellited saws<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\">, where this is the main sharpening type.<br \/>\nFor this process, we offer tools on <\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>B9-00, B7-00 bonds<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\">, which provide excellent surface finish and long service life.<\/span><\/span><\/span><\/p>\n<\/li>\n<\/ul>\n<p><span style=\"font-family: 'Times New Roman', serif; font-size: 20px;\"><span lang=\"en-US\"><b>2) HSS circular saws (without carbide tips)<\/b><\/span><\/span><\/p>\n<p><span style=\"font-size: 20px;\"><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\">Another type of saw blade \u2014 <\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>HSS circular saws without tips<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"> (made of high-speed steel) \u2014 is processed using <\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>CBN tools<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\">.<br \/>\nThese saws are used for cutting metals such as steel, aluminum, copper, and alloys, and are common in <\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>machine building, metalworking, and tube manufacturing<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\">.<\/span><\/span><\/span><\/p>\n<p><span style=\"font-size: 20px;\"><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\">For sharpening these saws, we offer <\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>narrow 14FF1 wheels<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"> in two diameters \u2014 <\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>150 mm and 200 mm<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\">, differing by profile radii (<\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>0.6\u20133, 4, 5, 6 mm<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\">).<br \/>\nThese wheels are fully compatible with <\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>LOROCH machines<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"> and their analogs.<br \/>\nWe recommend <\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>HSS04 bond<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\">, a <\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>universal high-performance bond<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"> suitable for both sharpening and re-profiling operations.<br \/>\nIt can operate effectively with <\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>both water- and oil-based coolants (cutting fluids)<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\">.<\/span><\/span><\/span><\/p>\n<p><span style=\"font-family: 'Times New Roman', serif; font-size: 20px;\"><span lang=\"en-US\"><b>3) HSS band saws<\/b><\/span><\/span><\/p>\n<p><span style=\"font-size: 20px;\"><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>Profiled HSS band saws<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"> are used for cutting various types of wood.<br \/>\nThese saws are suitable for both soft and hard wood species, making them popular in <\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>sawmilling and furniture manufacturing industries<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\">.<\/span><\/span><\/span><\/p>\n<p><span style=\"font-size: 20px;\"><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\">For sharpening such saws, <\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>electroplated CBN wheels<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"> are used.<br \/>\nThe main criterion for selecting a quality wheel is <\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>complete profile matching<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"> between the saw and the wheel \u2014 <\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><i>absolutely precise<\/i><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\">.<br \/>\nIf the saw profile does not perfectly match the wheel, the wheel will quickly wear out due to localized overloading.<\/span><\/span><\/span><\/p>\n<p><span style=\"font-size: 20px;\"><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\">For sharpening, <\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>CBN grit sizes 160\/125 and 100\/80<\/b><\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"> are typically used, and for <\/span><\/span><span style=\"font-family: Times New Roman, serif;\"><span lang=\"en-US\"><b>partial re-sharpening \u2014 200\/160.<\/b><\/span><\/span><\/span><\/p>\n<p lang=\"en-US\">\n","protected":false},"excerpt":{"rendered":"<p>Sharpening of cutting tools such as knives and saws is widespread, since sharp tools for wood, paper, metal, or plastic are essential in all industries. These tools are used for mechanical cutting and processing and are common in woodworking, paper, metallurgy, textile, and food industries for operations such as carpentry, wood sawing, cardboard, metal, and [&hellip;]<\/p>\n","protected":false},"featured_media":0,"parent":0,"template":"","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v18.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Sharpening of circular saw blades<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/global.pdt.tools\/en\/novosti\/saw-sharpening\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Sharpening of circular saw blades\" \/>\n<meta property=\"og:description\" content=\"Sharpening of cutting tools such as knives and saws is widespread, since sharp tools for wood, paper, metal, or plastic are essential in all industries. 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