{"id":8190,"date":"2026-09-28T17:40:09","date_gmt":"2026-09-28T17:40:09","guid":{"rendered":"https:\/\/ychltools.com\/turning-inserts\/rcmx\/rcmx-320900\/"},"modified":"2026-10-14T07:52:09","modified_gmt":"2026-10-14T07:52:09","slug":"rcmx-320900","status":"publish","type":"page","link":"https:\/\/ychltools.com\/zh\/turning-inserts\/rcmx\/rcmx-320900\/","title":{"rendered":"RCMX 320900 \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\/rcmx\/\">RCMX<\/a><span>\/<\/span><span aria-current=\"page\">RCMX 320900<\/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-3ce3d0ef6f80eed3.png\" alt=\"RCMX 320900 turning insert\"><\/div><div class=\"ychl-parent-intro\"><h1>RCMX 320900 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>RCMX320900<\/dd><\/div><div><dt>Insert Size<\/dt><dd>320900<\/dd><\/div><div><dt>Shape<\/dt><dd>R<\/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-p\" data-parent-material=\"P\"><b>P<\/b><span>Steel<\/span><\/button><\/div><\/fieldset><fieldset><legend>2. Application<\/legend><div class=\"ychl-stage-choices\"><button type=\"button\" data-parent-application=\"Roughing\">Roughing<\/button><\/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=\"P\" data-application=\"Roughing\"><div class=\"ychl-brand-match-image\"><img decoding=\"async\" src=\"https:\/\/ychltools.com\/wp-content\/uploads\/2026\/09\/ychl-product-std-3ce3d0ef6f80eed3.png\" alt=\"Achteck RCMX320900 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>5 Options<\/span><\/div><div class=\"ychl-brand-card-fact\"><b>Workpiece Material<\/b><span class=\"ychl-materials\"><span class=\"ychl-mat ychl-mat-p\" title=\"Steel\">P<\/span><\/span><\/div><div class=\"ychl-brand-card-fact\"><b>Application<\/b><span>Roughing<\/span><\/div><\/div><div class=\"ychl-brand-match-action\"><a href=\"\/turning-inserts\/rcmx\/rcmx-320900\/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\":[\"P\"],\"application\":[\"Roughing\"]},{\"brand\":\"Achteck\",\"material\":[\"P\"],\"application\":[\"Roughing\"]},{\"brand\":\"Achteck\",\"material\":[\"P\"],\"application\":[\"Roughing\"]},{\"brand\":\"Achteck\",\"material\":[\"P\"],\"application\":[\"Roughing\"]},{\"brand\":\"Achteck\",\"material\":[\"P\"],\"application\":[\"Roughing\"]}]<\/script><\/main>\n","protected":false},"excerpt":{"rendered":"<p>All InsertsTurning InsertsMilling Inserts Products\/Turning Inserts\/RCMX\/RCMX 320900 RCMX 320900 Turning Inserts Compare suitable materials and applications, then choose a brand to view the exact SKUs. ISO Code RCMX320900 Insert Size 320900 Shape R Find the Right Option Select the workpiece material and application. Brand remains optional. 1. Workpiece Material PSteel 2. Application Roughing 3. BrandAll [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":7895,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":"","_ychl_meta_desc":"RCMX 320900 indexable turning inserts \u2014 5 options, for steel, roughing cuts, from Achteck, round geometry. Cutting parameters and RFQ in 24 h.","_ychl_model_html":"<p><strong>RCMX 320900<\/strong> is a round turning insert with many usable cutting edges, used mainly for the strongest edge available \u2014 roughing, hard skins, long reach. We list <strong>5<\/strong> stock-keeping variants of it from Achteck, covering Steel.<\/p>\n<p>The designation encodes the geometry: the first letter is the shape (R), 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\/rcmx\/\">RCMX<\/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>round (R)<\/td><\/tr>\n<tr><th>Usable cutting edges<\/th><td>many<\/td><\/tr>\n<tr><th>Inscribed circle (IC)<\/th><td>9.53 mm<\/td><\/tr>\n<tr><th>Thickness (S)<\/th><td>32 mm<\/td><\/tr>\n<tr><th>Nose radius (RE)<\/th><td>16 mm<\/td><\/tr>\n<tr><th>Fixing hole diameter (D1)<\/th><td>9.6 mm<\/td><\/tr>\n<tr><th>Hand<\/th><td>Neutral<\/td><\/tr>\n<tr><th>Variants in stock<\/th><td>5<\/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 5 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>Steel (P)<\/strong><\/td><td>45 \u2013 620<\/td><td><strong>95 \u2013 510<\/strong><\/td><td>0.65\u20131.5<\/td><td>5\u201315<\/td><td>5 of 5<\/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>5 variants of RCMX 320900 are stocked in these grades: <strong>AC202P<\/strong>, <strong>AC052P<\/strong>, <strong>AC152P<\/strong>, <strong>AC252P<\/strong>, <strong>AC350P<\/strong>.<\/p>\n<p>Across this range the grades specified most often are AC202P, AC052P, AC152P, AC252P, AC350P. 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>Typical applications<\/h2>\n<ul>\n<li>Roughing<\/li>\n<\/ul>\n<p>For more on cutting steel, see our <a href=\"\/resources\/iso-513-material-groups\/\">material-specific guide<\/a>.<\/p>\n<h2>Related<\/h2><ul>\n<li>Same family: <a href=\"https:\/\/ychltools.com\/turning-inserts\/rcmx\/rcmx-100300\/\">RCMX 100300<\/a>, <a href=\"https:\/\/ychltools.com\/turning-inserts\/rcmx\/rcmx-120400\/\">RCMX 120400<\/a>, <a href=\"https:\/\/ychltools.com\/turning-inserts\/rcmx\/rcmx-160600\/\">RCMX 160600<\/a>, <a href=\"https:\/\/ychltools.com\/turning-inserts\/rcmx\/rcmx-200600\/\">RCMX 200600<\/a>, <a href=\"https:\/\/ychltools.com\/turning-inserts\/rcmx\/rcmx-250700\/\">RCMX 250700<\/a><\/li>\n<li><a href=\"https:\/\/ychltools.com\/turning-inserts\/rcmx\/\">All RCMX<\/a><\/li>\n<li><a href=\"https:\/\/ychltools.com\/turning-inserts\/rcmx\/rcmx-320900\/achteck\/\">Achteck RCMX 320900<\/a> (5 variants)<\/li>\n<li><a href=\"\/resources\/iso-insert-code-decoder\/\">Decode the RCMX 320900 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-8190","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/ychltools.com\/zh\/wp-json\/wp\/v2\/pages\/8190","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=8190"}],"version-history":[{"count":1,"href":"https:\/\/ychltools.com\/zh\/wp-json\/wp\/v2\/pages\/8190\/revisions"}],"predecessor-version":[{"id":10006,"href":"https:\/\/ychltools.com\/zh\/wp-json\/wp\/v2\/pages\/8190\/revisions\/10006"}],"up":[{"embeddable":true,"href":"https:\/\/ychltools.com\/zh\/wp-json\/wp\/v2\/pages\/7895"}],"wp:attachment":[{"href":"https:\/\/ychltools.com\/zh\/wp-json\/wp\/v2\/media?parent=8190"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}