{"id":8104,"date":"2026-09-28T17:39:39","date_gmt":"2026-09-28T17:39:39","guid":{"rendered":"https:\/\/ychltools.com\/turning-inserts\/cnga\/cnga-120402\/"},"modified":"2026-10-14T07:48:59","modified_gmt":"2026-10-14T07:48:59","slug":"cnga-120402","status":"publish","type":"page","link":"https:\/\/ychltools.com\/zh\/turning-inserts\/cnga\/cnga-120402\/","title":{"rendered":"CNGA 120402 \u8f66\u524a\u5200\u7247"},"content":{"rendered":"\n<main class=\"ychl-catalog-v4 ychl-parent-page\" data-kind=\"turning\"><nav class=\"ychl-type-tabs\" aria-label=\"Product type\"><a class=\"\" href=\"\/products\/\">All Inserts<\/a><a class=\"is-active\" href=\"\/turning-inserts\/\">Turning Inserts<\/a><a class=\"\" href=\"\/milling-inserts\/\">Milling Inserts<\/a><\/nav><div class=\"ychl-catalog-shell\"><nav class=\"ychl-crumbs\" aria-label=\"Breadcrumb\"><a href=\"\/products\/\">Products<\/a><span>\/<\/span><a href=\"\/turning-inserts\/\">Turning Inserts<\/a><span>\/<\/span><a href=\"\/turning-inserts\/cnga\/\">CNGA<\/a><span>\/<\/span><span aria-current=\"page\">CNGA 120402<\/span><\/nav><section class=\"ychl-parent-hero\"><div class=\"ychl-parent-image\"><img decoding=\"async\" src=\"https:\/\/ychltools.com\/wp-content\/uploads\/2026\/09\/ychl-product-std-8846d9cac9d0cbb0.png\" alt=\"CNGA 120402 turning insert\"><\/div><div class=\"ychl-parent-intro\"><h1>CNGA 120402 Turning Inserts<\/h1><p>Compare suitable materials and applications, then choose a brand to view the exact SKUs.<\/p><dl class=\"ychl-shared-specs\"><div><dt>ISO Code<\/dt><dd>CNGA120402<\/dd><\/div><div><dt>Insert Size<\/dt><dd>120402<\/dd><\/div><div><dt>Shape<\/dt><dd>C<\/dd><\/div><\/dl><\/div><\/section><section class=\"ychl-option-finder\"><div class=\"ychl-section-heading\"><h2>Find the Right Option<\/h2><p>Select the workpiece material and application. Brand remains optional.<\/p><\/div><div class=\"ychl-option-grid\"><fieldset><legend>1. Workpiece Material<\/legend><div class=\"ychl-material-choices\"><button type=\"button\" class=\"ychl-mat-choice ychl-mat-n\" data-parent-material=\"N\"><b>N<\/b><span>Non-ferrous<\/span><\/button><\/div><\/fieldset><fieldset><legend>2. Application<\/legend><div class=\"ychl-stage-choices\"><\/div><\/fieldset><label>3. Brand<select data-parent-brand><option value=\"\">All Brands<\/option><option>Achteck<\/option><\/select><\/label><\/div><\/section><section class=\"ychl-matching-brands\"><div class=\"ychl-section-heading\"><h2>Brands<\/h2><p data-match-summary>All available options for this parent model.<\/p><\/div><div class=\"ychl-brand-match-list\"><article class=\"ychl-brand-match\" data-brand=\"Achteck\" data-material=\"N\" data-application=\"\"><div class=\"ychl-brand-match-image\"><img decoding=\"async\" src=\"https:\/\/ychltools.com\/wp-content\/uploads\/2026\/09\/ychl-product-std-8846d9cac9d0cbb0.png\" alt=\"Achteck CNGA120402 insert\" loading=\"lazy\"><\/div><div class=\"ychl-brand-match-copy\"><div class=\"ychl-brand-card-heading\"><strong>Achteck<\/strong><span class=\"ychl-brand-option-count\" data-match-count>1 Options<\/span><\/div><div class=\"ychl-brand-card-fact\"><b>Workpiece Material<\/b><span class=\"ychl-materials\"><span class=\"ychl-mat ychl-mat-n\" title=\"Non-ferrous\">N<\/span><\/span><\/div><div class=\"ychl-brand-card-fact\"><b>Application<\/b><span><\/span><\/div><\/div><div class=\"ychl-brand-match-action\"><a href=\"\/turning-inserts\/cnga\/cnga-120402\/achteck\/\">View Options <span aria-hidden=\"true\">\u2192<\/span><\/a><\/div><\/article><\/div><\/section><\/div><script type=\"application\/json\" class=\"ychl-parent-option-data\">[{\"brand\":\"Achteck\",\"material\":[\"N\"],\"application\":[]}]<\/script><\/main>\n","protected":false},"excerpt":{"rendered":"<p>All InsertsTurning InsertsMilling Inserts Products\/Turning Inserts\/CNGA\/CNGA 120402 CNGA 120402 Turning Inserts Compare suitable materials and applications, then choose a brand to view the exact SKUs. ISO Code CNGA120402 Insert Size 120402 Shape C Find the Right Option Select the workpiece material and application. Brand remains optional. 1. Workpiece Material NNon-ferrous 2. Application 3. BrandAll BrandsAchteck [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":7882,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":"","_ychl_meta_desc":"CNGA 120402 turning inserts \u2014 1 option, for non-ferrous, from Achteck, 80\u00b0 rhombic geometry. Full cutting data, MOQ 10 pcs.","_ychl_model_html":"<p><strong>CNGA 120402<\/strong> is an 80\u00b0 rhombic turning insert with 4 usable cutting edges, used mainly for general turning and profiling. We list <strong>1<\/strong> stock-keeping variants of it from Achteck, covering Non-ferrous.<\/p>\n<p>The designation encodes the geometry: the first letter is the shape (C), the following letter the clearance angle, then the tolerance class, then size, thickness and nose radius. If you want to check any of it, our <a href=\"\/resources\/iso-insert-code-decoder\/\">ISO insert code decoder<\/a> breaks the full string down character by character.<\/p>\n<h2>Geometry and dimensions<\/h2>\n<div class=\"ychl-art-table\"><table><tbody>\n<tr><th>Insert family<\/th><td><a href=\"https:\/\/ychltools.com\/turning-inserts\/cnga\/\">CNGA<\/a><\/td><\/tr>\n<tr><th>Category<\/th><td><a href=\"https:\/\/ychltools.com\/turning-inserts\/\">Turning Inserts<\/a><\/td><\/tr>\n<tr><th>Shape<\/th><td>80\u00b0 rhombic (C)<\/td><\/tr>\n<tr><th>Usable cutting edges<\/th><td>4<\/td><\/tr>\n<tr><th>Inscribed circle (IC)<\/th><td>12.7 mm<\/td><\/tr>\n<tr><th>Thickness (S)<\/th><td>4.76 mm<\/td><\/tr>\n<tr><th>Nose radius (RE)<\/th><td>0.2 mm<\/td><\/tr>\n<tr><th>Fixing hole diameter (D1)<\/th><td>5.16 mm<\/td><\/tr>\n<tr><th>Hand<\/th><td>Neutral<\/td><\/tr>\n<tr><th>Variants in stock<\/th><td>1<\/td><\/tr>\n<tr><th>Brands<\/th><td>Achteck<\/td><\/tr>\n<\/tbody><\/table><\/div>\n<h2>Recommended cutting data<\/h2>\n<p>The figures below are the manufacturers' published ranges, aggregated across the 1 variants listed on this page. The <em>typical<\/em> column is the median, which is where most shops end up running. Treat the full range as the envelope, not a target \u2014 start around 60\u201370% of it and work up.<\/p>\n<div class=\"ychl-art-table\"><table>\n<thead><tr><th>Workpiece material<\/th><th>Cutting speed vc (m\/min)<\/th><th>Typical vc<\/th><th>Feed fn (mm\/rev)<\/th><th>Depth of cut ap (mm)<\/th><th>Variants with data<\/th><\/tr><\/thead><tbody>\n<tr><td><strong>Non-ferrous (N)<\/strong><\/td><td>300 \u2013 600<\/td><td><strong>300 \u2013 600<\/strong><\/td><td>0.03\u20130.2<\/td><td>\u2014<\/td><td>1 of 1<\/td><\/tr>\n<\/tbody><\/table><\/div>\n<p>To turn a cutting speed into a spindle speed for your actual diameter, use the <a href=\"\/resources\/cutting-parameters-calculator\/\">cutting parameters calculator<\/a>: n = vc \u00d7 1000 \/ (\u03c0 \u00d7 D).<\/p>\n<h2>Carbide grades available<\/h2>\n<p>1 variants of CNGA 120402 are stocked in these grades: <strong>PD20<\/strong>.<\/p>\n<p>Across this range the grades specified most often are PD20. Within one brand's range, a higher middle digit usually means a tougher grade \u2014 better on interrupted cuts, slightly less wear resistant. See <a href=\"\/resources\/carbide-grades-explained\/\">carbide grades explained<\/a> for how to read the names.<\/p>\n<h2>Related<\/h2><ul>\n<li>Same family: <a href=\"https:\/\/ychltools.com\/turning-inserts\/cnga\/cnga-120408\/\">CNGA 120408<\/a>, <a href=\"https:\/\/ychltools.com\/turning-inserts\/cnga\/cnga-120412\/\">CNGA 120412<\/a>, <a href=\"https:\/\/ychltools.com\/turning-inserts\/cnga\/cnga-120404\/\">CNGA 120404<\/a><\/li>\n<li><a href=\"https:\/\/ychltools.com\/turning-inserts\/cnga\/\">All CNGA<\/a><\/li>\n<li><a href=\"https:\/\/ychltools.com\/turning-inserts\/cnga\/cnga-120402\/achteck\/\">Achteck CNGA 120402<\/a> (1 variants)<\/li>\n<li><a href=\"\/resources\/iso-insert-code-decoder\/\">Decode the CNGA 120402 designation<\/a><\/li>\n<li><a href=\"\/resources\/cutting-parameters-calculator\/\">Cutting speed to rpm calculator<\/a><\/li>\n<li><a href=\"\/resources\/turning-insert-selection-guide\/\">Turning insert selection guide<\/a><\/li>\n<\/ul>"},"class_list":["post-8104","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/ychltools.com\/zh\/wp-json\/wp\/v2\/pages\/8104","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ychltools.com\/zh\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/ychltools.com\/zh\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/ychltools.com\/zh\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ychltools.com\/zh\/wp-json\/wp\/v2\/comments?post=8104"}],"version-history":[{"count":1,"href":"https:\/\/ychltools.com\/zh\/wp-json\/wp\/v2\/pages\/8104\/revisions"}],"predecessor-version":[{"id":9920,"href":"https:\/\/ychltools.com\/zh\/wp-json\/wp\/v2\/pages\/8104\/revisions\/9920"}],"up":[{"embeddable":true,"href":"https:\/\/ychltools.com\/zh\/wp-json\/wp\/v2\/pages\/7882"}],"wp:attachment":[{"href":"https:\/\/ychltools.com\/zh\/wp-json\/wp\/v2\/media?parent=8104"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}