{"id":1115,"date":"2025-09-22T01:26:47","date_gmt":"2025-09-22T01:26:47","guid":{"rendered":"https:\/\/weldomachining.com\/?page_id=1115"},"modified":"2026-11-09T07:04:13","modified_gmt":"2026-11-09T07:04:13","slug":"cnc-machining-bronze","status":"publish","type":"page","link":"https:\/\/weldomachining.com\/ko\/cnc-machining-bronze\/","title":{"rendered":"CNC \uac00\uacf5 \uccad\ub3d9"},"content":{"rendered":"\t\t
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\n\t\t\t\t\t\n\n\n \n \n \n Bronze CNC Machining Services | Weldo<\/title>\n <style>\n body{margin:0;background:#fff}\n #weldo-bronze-machining-page{\n --bz-ink:#182135;--bz-muted:#626f83;--bz-brand:#292c91;--bz-dark:#202370;\n --bz-cyan:#2f9fc2;--bz-line:#dfe5ec;--bz-soft:#f5f7fa;--bz-sky:#edf8fd;\n --bz-wrap:min(1180px,calc(100% - 40px));\n color:var(--bz-ink);background:#fff;font-family:Arial,\"Helvetica Neue\",Helvetica,sans-serif!important;\n font-size:15.5px;font-weight:400;line-height:1.62;-webkit-font-smoothing:antialiased;\n }\n #weldo-bronze-machining-page *,#weldo-bronze-machining-page *::before,#weldo-bronze-machining-page *::after{box-sizing:border-box}\n #weldo-bronze-machining-page [hidden]{display:none!important}\n #weldo-bronze-machining-page :where(h1,h2,h3,p,figure,ul,dl){margin:0}\n #weldo-bronze-machining-page :where(h1,h2,h3,p,a,button,summary,dt,dd,li,th,td,span,strong){font-family:Arial,\"Helvetica Neue\",Helvetica,sans-serif!important}\n 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p{font-size:15px!important}\n #weldo-bronze-machining-page .bz-quality-photos{display:flex;min-width:0;justify-content:center;align-items:flex-start;gap:16px}\n #weldo-bronze-machining-page .bz-quality-photos figure{flex:0 0 auto}\n #weldo-bronze-machining-page .bz-quality-photos img{width:auto!important;max-width:none!important;height:200px!important;object-fit:contain}\n @media(max-width:1000px){#weldo-bronze-machining-page .bz-quality-grid{grid-template-columns:1fr;gap:28px}}\n @media(max-width:780px){#weldo-bronze-machining-page .bz-tabs .bz-tab{flex:1 1 140px}}\n @media(max-width:560px){\n #weldo-bronze-machining-page .bz-tabs .bz-tab{flex:1 1 42%;padding:10px 7px}\n #weldo-bronze-machining-page .bz-grade-copy h3{font-size:20px!important}\n #weldo-bronze-machining-page .bz-quality-steps{grid-template-columns:1fr;gap:20px}\n #weldo-bronze-machining-page .bz-quality-photos img{height:clamp(110px,34vw,160px)!important}\n }\n <\/style>\n<\/head>\n<body>\n<main id=\"weldo-bronze-machining-page\">\n\n <!-- 01 \u2014 Left-image hero -->\n <section class=\"bz-hero\" aria-labelledby=\"bz-title\"><div class=\"bz-wrap bz-hero-grid\">\n <figure class=\"bz-hero-media\"><img fetchpriority=\"high\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2025\/12\/%E9%9D%92%E9%93%9C-2.webp\" width=\"700\" height=\"525\" alt=\"Precision CNC machined bronze component\" fetchpriority=\"high\" decoding=\"async\"><\/figure>\n <div class=\"bz-hero-copy\"><h1 id=\"bz-title\">Bronze CNC Machining Services<\/h1><p>Custom bronze parts made to drawing for bearings, bushings, gears, and precision mechanical assemblies. We match alloy, material condition, machining, and finish to the required wear, corrosion, load, and fit performance.<\/p><ul class=\"bz-points\"><li>Application-Based Alloy Selection<\/li><li>Prototype to Production<\/li><li>Finishing & Inspection<\/li><\/ul><a class=\"bz-button\" href=\"https:\/\/weldomachining.com\/contact-us\/\">Upload Your Bronze Part Drawing <svg viewBox=\"0 0 20 20\" aria-hidden=\"true\"><path d=\"m11.2 4.5 5.5 5.5-5.5 5.5-1.4-1.4 3.1-3.1H3.5V9h9.4L9.8 5.9z\"\/><\/svg><\/a><\/div>\n <\/div><\/section>\n\n <!-- 02 \u2014 Material property references -->\n <section class=\"bz-section bz-soft\" aria-labelledby=\"bz-properties-title\"><div class=\"bz-wrap bz-properties-grid\">\n <div><h2 id=\"bz-properties-title\">Bronze Properties Vary by Alloy Family<\/h2><p>Bearing bronzes, aluminum bronzes, wrought spring alloys, and copper-beryllium grades provide different combinations of strength, wear, ductility, and conductivity.<\/p><dl class=\"bz-property-values\">\n <div class=\"bz-property\"><dt>Density<\/dt><dd>7.45\u20139.25<span>g\/cm\u00b3<\/span><\/dd><\/div>\n <div class=\"bz-property\"><dt>Tensile Strength<\/dt><dd>207\u20131,400<span>MPa<\/span><\/dd><\/div>\n <div class=\"bz-property\"><dt>Yield Strength<\/dt><dd>95\u20131,200<span>MPa<\/span><\/dd><\/div>\n <div class=\"bz-property\"><dt>Elastic Modulus<\/dt><dd>Approx. 75\u2013140<span>GPa<\/span><\/dd><\/div>\n <div class=\"bz-property\"><dt>Electrical Conductivity<\/dt><dd>Approx. 7\u201360<span>% IACS<\/span><\/dd><\/div>\n <div class=\"bz-property\"><dt>Hardness<\/dt><dd>Grade-Specific<span>Specify test scale and condition<\/span><\/dd><\/div>\n <\/dl><p class=\"bz-properties-note\">Broad references span selected bronze and copper-beryllium grades and conditions. They do not define one material or universal limits. Confirm the UNS grade, product form, casting route, temper, test method, and certified material data.<\/p><\/div>\n <figure class=\"bz-properties-media\"><img loading=\"lazy\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/bronze-material.webp\" width=\"750\" height=\"750\" alt=\"Bronze raw material stock\" loading=\"lazy\" decoding=\"async\"><\/figure>\n <\/div><\/section>\n\n <!-- 03 \u2014 Bronze alloy families -->\n <section class=\"bz-section\" aria-labelledby=\"bz-families-title\"><div class=\"bz-wrap\">\n <div class=\"bz-heading\"><h2 id=\"bz-families-title\">Choose the Bronze Alloy for the Part<\/h2><p>Compare machining behavior, load, wear, lubrication, corrosion exposure, and the required material condition.<\/p><\/div>\n <div class=\"bz-tabs\" role=\"tablist\" aria-label=\"Bronze alloy families\">\n <button class=\"bz-tab\" id=\"bz-tab-tin\" role=\"tab\" type=\"button\" aria-selected=\"true\" aria-controls=\"bz-panel-tin\" tabindex=\"0\">Tin Bronze<\/button>\n <button class=\"bz-tab\" id=\"bz-tab-phosphor\" role=\"tab\" type=\"button\" aria-selected=\"false\" aria-controls=\"bz-panel-phosphor\" tabindex=\"-1\">Phosphor Bronze<\/button>\n <button class=\"bz-tab\" id=\"bz-tab-aluminum\" role=\"tab\" type=\"button\" aria-selected=\"false\" aria-controls=\"bz-panel-aluminum\" tabindex=\"-1\">Aluminum Bronze<\/button>\n <button class=\"bz-tab\" id=\"bz-tab-beryllium\" role=\"tab\" type=\"button\" aria-selected=\"false\" aria-controls=\"bz-panel-beryllium\" tabindex=\"-1\">Beryllium Copper<\/button>\n <button class=\"bz-tab\" id=\"bz-tab-silicon\" role=\"tab\" type=\"button\" aria-selected=\"false\" aria-controls=\"bz-panel-silicon\" tabindex=\"-1\">Silicon Bronze<\/button>\n <button class=\"bz-tab\" id=\"bz-tab-manganese\" role=\"tab\" type=\"button\" aria-selected=\"false\" aria-controls=\"bz-panel-manganese\" tabindex=\"-1\">Manganese Bronze<\/button>\n <button class=\"bz-tab\" id=\"bz-tab-leaded\" role=\"tab\" type=\"button\" aria-selected=\"false\" aria-controls=\"bz-panel-leaded\" tabindex=\"-1\">Leaded Bronze<\/button>\n <\/div>\n <div class=\"bz-grade-panel\" id=\"bz-panel-tin\" role=\"tabpanel\" aria-labelledby=\"bz-tab-tin\" tabindex=\"0\">\n <figure class=\"bz-grade-media\"><img loading=\"lazy\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/bronze-material.webp\" width=\"750\" height=\"750\" alt=\"Tin bronze machining stock\" loading=\"lazy\" decoding=\"async\"><\/figure>\n <div class=\"bz-grade-copy\"><h3>Tin Bronze<\/h3><p>A family of copper-tin alloys used for load-bearing, wear, and corrosion performance. Machining behavior and bearing suitability depend on the exact grade, casting route, and service conditions.<\/p><details><summary>Grades, applications & machining notes<\/summary><dl>\n <div><dt>Grade examples<\/dt><dd>Cast grades: UNS C90300, C90500, and C90700.<\/dd><\/div>\n <div><dt>Typical parts<\/dt><dd>Bushings, bearings, gears, valve guides, pump components, and piston rings in machinery and selected marine applications.<\/dd><\/div>\n <div><dt>Machining and bearing considerations<\/dt><dd>Define running clearance, shaft finish and hardness, lubrication, load, and speed. Review casting quality and machining allowance; these grades should not be expected to compensate for severe misalignment or contaminated lubrication.<\/dd><\/div>\n <div><dt>Finishing options<\/dt><dd>Precision turning, boring, honing, grinding, or polishing as specified. Tin or nickel plating requires a defined functional purpose and allowance on critical surfaces.<\/dd><\/div>\n <\/dl><\/details><\/div>\n <\/div>\n <div class=\"bz-grade-panel\" id=\"bz-panel-phosphor\" role=\"tabpanel\" aria-labelledby=\"bz-tab-phosphor\" tabindex=\"0\" hidden>\n <figure class=\"bz-grade-media\"><img loading=\"lazy\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/c51000-bronze-material.webp\" width=\"750\" height=\"750\" alt=\"C51000 phosphor bronze stock\" loading=\"lazy\" decoding=\"async\"><\/figure>\n <div class=\"bz-grade-copy\"><h3>Phosphor Bronze<\/h3><p>Wrought copper-tin-phosphorus alloys used for spring behavior, fatigue resistance, wear, and electrical contacts. Temper and product form strongly influence both machining and final performance.<\/p><details><summary>Grades, applications & machining notes<\/summary><dl>\n <div><dt>Grade examples<\/dt><dd>Wrought grades: UNS C51000, C51900, and C52100.<\/dd><\/div>\n <div><dt>Typical parts<\/dt><dd>Springs, electrical contacts, clips, thrust washers, small bushings, and selected precision mechanisms or gears.<\/dd><\/div>\n <div><dt>Machining and forming considerations<\/dt><dd>Match cutting tools and support to the temper. For springs or formed contacts, define thickness, grain direction, forming route, and the required final mechanical properties.<\/dd><\/div>\n <div><dt>Finishing options<\/dt><dd>Deburring, polishing, brushing, and anti-tarnish protection. Tin, nickel, silver, or gold plating is selected for the electrical and service requirements.<\/dd><\/div>\n <div><dt>Material guide<\/dt><dd><a class=\"bz-link\" href=\"https:\/\/weldomachining.com\/what-is-phosphor-bronze\/\">Explore phosphor bronze \u2192<\/a><\/dd><\/div>\n <\/dl><\/details><\/div>\n <\/div>\n <div class=\"bz-grade-panel\" id=\"bz-panel-aluminum\" role=\"tabpanel\" aria-labelledby=\"bz-tab-aluminum\" tabindex=\"0\" hidden>\n <figure class=\"bz-grade-media\"><img loading=\"lazy\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/c95400-bronze-material.webp\" width=\"750\" height=\"750\" alt=\"C95400 aluminum bronze stock\" loading=\"lazy\" decoding=\"async\"><\/figure>\n <div class=\"bz-grade-copy\"><h3>Aluminum & Nickel-Aluminum Bronze<\/h3><p>High-strength copper-aluminum alloys for wear, demanding mechanical loads, and selected marine or pump duties. Grade and microstructure affect machinability, corrosion behavior, and impact performance.<\/p><details><summary>Grades, applications & machining notes<\/summary><dl>\n <div><dt>Grade examples<\/dt><dd>Wrought: UNS C61400 and C63000. Cast: UNS C95400 and C95800, with C95800 commonly used as nickel-aluminum bronze.<\/dd><\/div>\n <div><dt>Typical parts<\/dt><dd>Heavy-duty bushings, gears, valve seats, impellers, wear plates, and marine hardware.<\/dd><\/div>\n <div><dt>Machining and bearing considerations<\/dt><dd>Use tooling suited to the grade, hardness, and abrasive behavior. Bearing applications need accurate alignment, suitable shaft finish, and reliable lubrication because conformability and dirt embedding are limited.<\/dd><\/div>\n <div><dt>Finishing options<\/dt><dd>Precision machining, grinding, polishing, or controlled abrasive blasting. Any plating process requires suitable pretreatment and defined adhesion and fit requirements.<\/dd><\/div>\n <\/dl><\/details><\/div>\n <\/div>\n <div class=\"bz-grade-panel\" id=\"bz-panel-beryllium\" role=\"tabpanel\" aria-labelledby=\"bz-tab-beryllium\" tabindex=\"0\" hidden>\n <figure class=\"bz-grade-media\"><img loading=\"lazy\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/09\/beryllium-bronze-material.webp\" width=\"600\" height=\"600\" alt=\"Beryllium copper machining stock\" loading=\"lazy\" decoding=\"async\"><\/figure>\n <div class=\"bz-grade-copy\"><h3>Beryllium Copper<\/h3><p>Also marketed as beryllium bronze, these age-hardenable copper alloys balance strength, elasticity, fatigue resistance, and conductivity. High-strength and high-conductivity grades serve different requirements.<\/p><details><summary>Grades, applications & machining notes<\/summary><dl>\n <div><dt>Grade examples<\/dt><dd>Wrought grades: UNS C17200, C17300, and C17510. These grades are not interchangeable solely because they contain beryllium.<\/dd><\/div>\n <div><dt>Typical parts<\/dt><dd>Precision springs, contacts, diaphragms, bushings, and selected mold or tooling inserts. Specialized non-sparking applications require their own qualification.<\/dd><\/div>\n <div><dt>Machining and treatment considerations<\/dt><dd>Define incoming temper, aging sequence, finishing allowance, and final inspection. Follow supplier guidance for controlled machining, dust-generating finishing, cleaning, and chip handling.<\/dd><\/div>\n <div><dt>Finishing options<\/dt><dd>Polishing, anti-tarnish treatment, or specified nickel, tin, silver, or gold plating. Confirm conductivity, contact performance, and dimensions in the final condition.<\/dd><\/div>\n <div><dt>Material guide<\/dt><dd><a class=\"bz-link\" href=\"https:\/\/weldomachining.com\/beryllium-bronze-machining\/\">Explore beryllium copper machining \u2192<\/a><\/dd><\/div>\n <\/dl><\/details><\/div>\n <\/div>\n <div class=\"bz-grade-panel\" id=\"bz-panel-silicon\" role=\"tabpanel\" aria-labelledby=\"bz-tab-silicon\" tabindex=\"0\" hidden>\n <figure class=\"bz-grade-media\"><img loading=\"lazy\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/c65500-bronze-material.webp\" width=\"750\" height=\"750\" alt=\"C65500 silicon bronze stock\" loading=\"lazy\" decoding=\"async\"><\/figure>\n <div class=\"bz-grade-copy\"><h3>Silicon Bronze<\/h3><p>Copper-silicon alloys offering useful corrosion resistance, strength, forming, and joining characteristics. Supplied condition and product form determine the machining route.<\/p><details><summary>Grades, applications & machining notes<\/summary><dl>\n <div><dt>Grade examples<\/dt><dd>Wrought grades: UNS C65100, C65500, and C65600.<\/dd><\/div>\n <div><dt>Typical parts<\/dt><dd>Fasteners, valve stems, pump parts, fittings, brackets, and architectural hardware.<\/dd><\/div>\n <div><dt>Machining and stock considerations<\/dt><dd>Confirm whether bar, plate, tube, forging, or casting is required. Match chip control, workholding, and cutting parameters to the exact grade and temper.<\/dd><\/div>\n <div><dt>Finishing options<\/dt><dd>Polishing, brushing, bead blasting, patination, or a clear protective coating. Decorative plating is applied with an agreed surface and dimensional specification.<\/dd><\/div>\n <\/dl><\/details><\/div>\n <\/div>\n <div class=\"bz-grade-panel\" id=\"bz-panel-manganese\" role=\"tabpanel\" aria-labelledby=\"bz-tab-manganese\" tabindex=\"0\" hidden>\n <figure class=\"bz-grade-media\"><img loading=\"lazy\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/c86300-bronze-material.webp\" width=\"750\" height=\"750\" alt=\"C86300 manganese bronze stock\" loading=\"lazy\" decoding=\"async\"><\/figure>\n <div class=\"bz-grade-copy\"><h3>Manganese Bronze<\/h3><p>A commercial name for high-strength copper alloys used under heavy mechanical loads. These materials can require substantially different cutting strategies from softer bearing bronzes.<\/p><details><summary>Grades, applications & machining notes<\/summary><dl>\n <div><dt>Grade examples<\/dt><dd>Cast commercial grades: UNS C86200, C86300, and C86400. In the UNS system, this group is classified as high-strength yellow brass.<\/dd><\/div>\n <div><dt>Typical parts<\/dt><dd>Bridge bearings, rolling-mill nuts, bushings, gears, guides, and wear plates for construction and industrial machinery.<\/dd><\/div>\n <div><dt>Machining and bearing considerations<\/dt><dd>Review casting condition, hardness, tool wear, and workholding. Define running clearance, alignment, lubrication, and final bearing geometry for the actual duty.<\/dd><\/div>\n <div><dt>Finishing options<\/dt><dd>Precision machining, grinding, and polishing. Oils, waxes, lacquers, or specified plating may protect suitable non-working surfaces.<\/dd><\/div>\n <\/dl><\/details><\/div>\n <\/div>\n <div class=\"bz-grade-panel\" id=\"bz-panel-leaded\" role=\"tabpanel\" aria-labelledby=\"bz-tab-leaded\" tabindex=\"0\" hidden>\n <figure class=\"bz-grade-media\"><img loading=\"lazy\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/c93200-bronze-material.webp\" width=\"750\" height=\"750\" alt=\"C93200 leaded tin bronze stock\" loading=\"lazy\" decoding=\"async\"><\/figure>\n <div class=\"bz-grade-copy\"><h3>Leaded Tin Bronze<\/h3><p>Bearing alloys known for machinability, conformability, debris embedding, and resistance to seizure under suitable operating conditions. Lubrication, clearance, load, and speed remain part of the design.<\/p><details><summary>Grades, applications & machining notes<\/summary><dl>\n <div><dt>Grade examples<\/dt><dd>Cast grades: UNS C93200, C93600, and C93700.<\/dd><\/div>\n <div><dt>Typical parts<\/dt><dd>Sleeve bearings, bushings, thrust washers, and selected pump bearings, including reviewed boundary-lubricated applications.<\/dd><\/div>\n <div><dt>Machining and bearing considerations<\/dt><dd>Use controlled boring, turning, and groove machining to achieve the specified fits and edges. These grades are not a universal substitute for oil-impregnated or other self-lubricating bearing systems.<\/dd><\/div>\n <div><dt>Finishing options<\/dt><dd>Precision turning, boring, honing, and lubricant-groove machining. Working faces need an agreed finished condition; coatings and storage protection must suit the bearing function.<\/dd><\/div>\n <div><dt>Material requirements<\/dt><dd>These grades contain lead. State any lead-content, contact-material, or finished-product qualification requirements before material approval.<\/dd><\/div>\n <\/dl><\/details><\/div>\n <\/div>\n <div class=\"bz-note\"><p>Commercial family names can overlap. Specify the exact UNS grade and material condition, together with product form, required records, and operating conditions for the finished part.<\/p><\/div>\n <\/div><\/section>\n\n <!-- 04 \u2014 Machining capability and controls -->\n <section class=\"bz-section bz-soft\" aria-labelledby=\"bz-cap-title\"><div class=\"bz-wrap\">\n <div class=\"bz-heading\"><h2 id=\"bz-cap-title\">Drawing-Based Bronze Machining Capabilities<\/h2><p>Review the alloy, casting or stock condition, wall thickness, workholding, and inspection plan before confirming the manufacturing route.<\/p><\/div>\n <div class=\"bz-cap-grid\">\n <article class=\"bz-cap-box\"><div class=\"bz-box-heading\"><h3>Machining Reference Parameters<\/h3><\/div><table class=\"bz-table\" aria-label=\"Bronze machining capability references\"><tbody>\n <tr><th scope=\"row\">Milling envelope<\/th><td><strong>Up to 3000 \u00d7 1600 \u00d7 1000 mm*<\/strong><span>Subject to machine selection, stock availability, clamping, and tool access.<\/span><\/td><\/tr>\n <tr><th scope=\"row\">Turning capacity<\/th><td><strong>Up to \u00d8200 \u00d7 1000 mm*<\/strong><span>Diameter, length, support, geometry, and rigidity require a combined review.<\/span><\/td><\/tr>\n <tr><th scope=\"row\">General dimensional reference<\/th><td><strong>\u00b10.05 mm*<\/strong><span>Quotation reference. Drawing tolerances and measurement conditions are agreed for the part.<\/span><\/td><\/tr>\n <tr><th scope=\"row\">Selected precision features<\/th><td><strong>Down to \u00b10.01 mm*<\/strong><span>Confirmed after feature-specific engineering and inspection review.<\/span><\/td><\/tr>\n <tr><th scope=\"row\">Machined roughness<\/th><td><strong>Ra 0.8\u20133.2 \u00b5m*<\/strong><span>Depends on alloy, material condition, surface geometry, tooling, and finishing.<\/span><\/td><\/tr>\n <tr><th scope=\"row\">Thin-wall reference<\/th><td><strong>From 0.8 mm*<\/strong><span>Depends on wall height, unsupported span, stock condition, clamping, and final fit.<\/span><\/td><\/tr>\n <\/tbody><\/table><\/article>\n <article class=\"bz-cap-box\"><div class=\"bz-box-heading\"><h3>Controls for Functional Bronze Parts<\/h3><\/div><div class=\"bz-controls\">\n <div class=\"bz-control\"><span class=\"bz-icon\" aria-hidden=\"true\"><svg viewBox=\"0 0 24 24\"><path d=\"m4 20 4-9 9-8 4 4-8 9-9 4Z\"\/><path d=\"m8 11 5 5m2-11 4 4M4 20l4-4\"\/><\/svg><\/span><div><h3>Match the Cutting Strategy<\/h3><p>Choose tooling, cutting geometry, feeds, and speeds for the actual alloy, hardness, chip behavior, and stock condition.<\/p><\/div><\/div>\n <div class=\"bz-control\"><span class=\"bz-icon\" aria-hidden=\"true\"><svg viewBox=\"0 0 24 24\"><path d=\"M5 3h14v18H5zM8 7h8m-8 4h8m-8 4h4\"\/><path d=\"m14 17 2 2 4-4\"\/><\/svg><\/span><div><h3>Review Stock and Castings<\/h3><p>Confirm material records, machining allowance, cast-surface condition, and any required soundness or treatment requirements.<\/p><\/div><\/div>\n <div class=\"bz-control\"><span class=\"bz-icon\" aria-hidden=\"true\"><svg viewBox=\"0 0 24 24\"><path d=\"M3 7h18M3 17h18M7 7v10m10-10v10M5 10h4m6 4h4\"\/><rect x=\"9\" y=\"9\" width=\"6\" height=\"6\" rx=\"1\"\/><\/svg><\/span><div><h3>Support Thin Sections<\/h3><p>Use stable distributed support and controlled clamping to limit movement in bushings, sleeves, and split components.<\/p><\/div><\/div>\n <div class=\"bz-control\"><span class=\"bz-icon\" aria-hidden=\"true\"><svg viewBox=\"0 0 24 24\"><circle cx=\"12\" cy=\"12\" r=\"7\"\/><circle cx=\"12\" cy=\"12\" r=\"3\"\/><path d=\"M12 2v3m0 14v3M2 12h3m14 0h3\"\/><\/svg><\/span><div><h3>Verify Functional Bores<\/h3><p>Define bore size, form, alignment, surface finish, and acceptance after release from the fixture or final assembly condition.<\/p><\/div><\/div>\n <\/div><\/article>\n <\/div><p class=\"bz-cap-note\">*Planning references confirmed against the complete drawing. Maximum size, thin walls, precision, and roughness are assessed separately and should not be assumed achievable together.<\/p>\n <\/div><\/section>\n\n <!-- 05 \u2014 Weldo bronze machining projects -->\n <section class=\"bz-section\" aria-labelledby=\"bz-projects-title\"><div class=\"bz-wrap\">\n <div class=\"bz-gallery-head\"><div><h2 id=\"bz-projects-title\">Weldo Bronze Machining Projects<\/h2><p>Examples of bronze machining projects completed by Weldo, including custom components for bushings, housings, fittings, and precision mechanical assemblies.<\/p><\/div><\/div>\n <div class=\"bz-gallery-track\" id=\"bz-projects\" role=\"region\" aria-labelledby=\"bz-projects-title\" tabindex=\"0\">\n <figure class=\"bz-gallery-image\"><img loading=\"lazy\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/elementor\/thumbs\/bronze-part-cnc-machined-3-rhvnus9mi85u7b2r6cz21y0s49b6w5nsvo2m74natw.webp\" width=\"500\" height=\"450\" alt=\"CNC machined bronze component\" loading=\"lazy\" decoding=\"async\"><\/figure>\n <figure class=\"bz-gallery-image\"><img loading=\"lazy\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/elementor\/thumbs\/cnc-bronze-part-1-rgbgn8vzkfsuberckaqil8mb24ep60mf983vfwmj6c.webp\" width=\"500\" height=\"450\" alt=\"Precision machined bronze part\" loading=\"lazy\" decoding=\"async\"><\/figure>\n <figure class=\"bz-gallery-image\"><img loading=\"lazy\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/elementor\/thumbs\/%E9%9D%92%E9%93%9C-9-rgbgwjij5gix4l9aabdp8w6ejalda9iv78cqaeudn8.webp\" width=\"500\" height=\"450\" alt=\"Small-batch bronze components\" loading=\"lazy\" decoding=\"async\"><\/figure>\n <figure class=\"bz-gallery-image\"><img loading=\"lazy\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/elementor\/thumbs\/bronze-precision-part-6-rgbh0n36yg4xrdaxcl64mcxrssdzuqsq3irymurkic.webp\" width=\"500\" height=\"450\" alt=\"Machined bronze pipe component\" loading=\"lazy\" decoding=\"async\"><\/figure>\n <\/div>\n <\/div><\/section>\n\n <!-- 06 \u2014 Surface finishes -->\n <section class=\"bz-section bz-soft\" aria-labelledby=\"bz-finish-title\"><div class=\"bz-wrap\">\n <div class=\"bz-heading\"><h2 id=\"bz-finish-title\">Surface Finishes for Bronze Parts<\/h2><p>Select the finish for corrosion exposure, wear, friction, contact performance, and appearance. Define the finished condition of bearing surfaces and critical fits.<\/p><\/div>\n <div class=\"bz-finish-grid\">\n <article class=\"bz-finish-card\"><span class=\"bz-icon\" aria-hidden=\"true\"><svg viewBox=\"0 0 24 24\"><path d=\"m12 3 2.5 6.5L21 12l-6.5 2.5L12 21l-2.5-6.5L3 12l6.5-2.5L12 3Z\"\/><path d=\"M20 3v4m-2-2h4\"\/><\/svg><\/span><h3>Polishing & Brushing<\/h3><p>Create a controlled satin or bright surface. Specify the visual reference, roughness, and any critical edge or bearing geometry.<\/p><\/article>\n <article class=\"bz-finish-card\"><span class=\"bz-icon\" aria-hidden=\"true\"><svg viewBox=\"0 0 24 24\"><path d=\"m3 6 7 3-2 5-5-3M10 9l3 1\"\/><path d=\"M16 6h.01M20 8h.01M16 11h.01M21 13h.01M15 16h.01M19 18h.01M4 18v3h17\"\/><\/svg><\/span><h3>Bead Blasting<\/h3><p>Produce a matte texture using suitable clean media and masking. Define any subsequent coating and protect functional surfaces.<\/p><\/article>\n <article class=\"bz-finish-card\"><span class=\"bz-icon\" aria-hidden=\"true\"><svg viewBox=\"0 0 24 24\"><path d=\"M12 3s-6 7-6 11a6 6 0 0 0 12 0c0-4-6-11-6-11Z\"\/><path d=\"M9 15a3 3 0 0 0 3 3\"\/><\/svg><\/span><h3>Chemical Patina<\/h3><p>Create specified brown, dark, or aged tones. Agree the color reference, preparation, and protective topcoat where required.<\/p><\/article>\n <article class=\"bz-finish-card\"><span class=\"bz-icon\" aria-hidden=\"true\"><svg viewBox=\"0 0 24 24\"><path d=\"M12 2 4 6v6c0 5 8 10 8 10s8-5 8-10V6l-8-4Z\"\/><path d=\"m8 12 3 3 5-6\"\/><\/svg><\/span><h3>Anti-Tarnish Protection<\/h3><p>A suitable inhibitor, such as a specified BTA-based treatment, lacquer, or wax, can help limit tarnish on compatible surfaces.<\/p><\/article>\n <article class=\"bz-finish-card\"><span class=\"bz-icon\" aria-hidden=\"true\"><svg viewBox=\"0 0 24 24\"><path d=\"m3 7 9-4 9 4-9 4-9-4Zm0 5 9 4 9-4M3 17l9 4 9-4\"\/><\/svg><\/span><h3>Metal Plating<\/h3><p>Specify nickel, chrome, tin, silver, or gold systems for the required contact, wear, or appearance performance, including pretreatment and thickness.<\/p><\/article>\n <\/div><p class=\"bz-finish-link\"><a class=\"bz-link\" href=\"https:\/\/weldomachining.com\/surface-finish\/\">Explore more surface finishing options \u2192<\/a><\/p>\n <\/div><\/section>\n\n <!-- 07 \u2014 Quality control -->\n <section class=\"bz-section\" aria-labelledby=\"bz-quality-title\"><div class=\"bz-wrap\">\n <div class=\"bz-heading\"><h2 id=\"bz-quality-title\">From Material Review to Final Inspection<\/h2><p>Identify critical interfaces before machining and verify the agreed drawing requirements in the finished condition.<\/p><\/div>\n <div class=\"bz-quality-grid\">\n <div class=\"bz-quality-steps\">\n <article class=\"bz-quality-step\"><h3>Material Review<\/h3><p>Confirm the grade, stock or casting route, condition, and required material records.<\/p><\/article>\n <article class=\"bz-quality-step\"><h3>Datum Control<\/h3><p>Plan workholding and machining sequences to maintain critical feature relationships.<\/p><\/article>\n <article class=\"bz-quality-step\"><h3>In-Process Checks<\/h3><p>Monitor bores, threads, wall thickness, and functional dimensions during production.<\/p><\/article>\n <article class=\"bz-quality-step\"><h3>Final Verification<\/h3><p>Use suitable dimensional, CMM, or optical inspection for the specified features and records.<\/p><\/article>\n <\/div>\n <div class=\"bz-quality-photos\"><figure><img loading=\"lazy\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/07\/CMM-testing.webp\" width=\"800\" height=\"800\" alt=\"CMM dimensional inspection\" loading=\"lazy\" decoding=\"async\"><\/figure><figure><img loading=\"lazy\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/07\/Projector-testing.webp\" width=\"900\" height=\"900\" alt=\"Optical projector inspection\" loading=\"lazy\" decoding=\"async\"><\/figure><\/div>\n <\/div>\n <\/div><\/section>\n\n <!-- 08 \u2014 FAQ and project CTA -->\n <section class=\"bz-section bz-soft\" aria-labelledby=\"bz-faq-title\"><div class=\"bz-wrap bz-final-grid\">\n <div><h2 id=\"bz-faq-title\">Bronze Machining Questions<\/h2><div class=\"bz-faq\">\n <details open><summary>Is bronze easy to machine?<\/summary><div class=\"bz-answer\"><p>Machinability varies substantially by grade and condition. Leaded bearing bronzes generally machine well, while aluminum bronzes and high-strength copper alloys can require different tooling, engagement, and chip-control strategies. Specify the actual alloy before comparing production routes.<\/p><\/div><\/details>\n <details><summary>What are the main machining challenges?<\/summary><div class=\"bz-answer\"><p>Tool wear, adhesion, burrs, casting variation, and movement in thin sleeves can affect the result. Use tooling suited to the alloy, stable workholding, controlled cutting parameters, and a planned deburring and inspection sequence.<\/p><\/div><\/details>\n <details><summary>Can bronze bearings run without lubrication?<\/summary><div class=\"bz-answer\"><p>Do not assume that a solid machined bronze bearing can run dry. Suitability depends on the alloy, pressure and speed, clearance, shaft surface, temperature, and bearing design. Oil-impregnated, graphite-plugged, and other self-lubricating products are distinct engineered systems.<\/p><\/div><\/details>\n <details><summary>How can bronze machining costs be reduced?<\/summary><div class=\"bz-answer\"><p>Select a suitable available stock size and machinable grade, apply tight tolerances to functional features, and keep deep or narrow geometry accessible to tools. Clear datum, finish, and inspection requirements help avoid extra setups and rework.<\/p><\/div><\/details>\n <details><summary>Can bronze parts be plated or given a patina?<\/summary><div class=\"bz-answer\"><p>Yes, with a suitable process for the alloy and intended use. Specify surface preparation, coating thickness, masking, appearance, and finished dimensions. Bearing and contact surfaces require a defined functional condition after treatment.<\/p><\/div><\/details>\n <details><summary>Are cast and wrought grades interchangeable?<\/summary><div class=\"bz-answer\"><p>They can differ in composition, microstructure, mechanical properties, stock availability, and permitted defects. Specify the exact UNS grade, product standard, condition, and required records before approving a substitution.<\/p><\/div><\/details>\n <\/div><\/div>\n <aside class=\"bz-cta\"><h2>Let's Review Your Bronze Part<\/h2><p>Send the drawing and intended use. We will review alloy, stock condition, machining, finishing, and inspection for a practical production plan and quotation.<\/p><ul class=\"bz-checks\"><li>3D model and controlled 2D drawing<\/li><li>UNS grade, product form, and condition<\/li><li>Quantity and target schedule<\/li><li>Load, speed, lubrication, and service environment<\/li><li>Critical bores, fits, datums, and finish<\/li><li>Inspection records and material documents<\/li><\/ul><div class=\"bz-files\" aria-label=\"Project file formats\"><span>STEP<\/span><span>IGES<\/span><span>DWG<\/span><span>DXF<\/span><span>PDF<\/span><\/div><a class=\"bz-button\" href=\"https:\/\/weldomachining.com\/contact-us\/\">Start Your Bronze Part Review <svg viewBox=\"0 0 20 20\" aria-hidden=\"true\"><path d=\"m11.2 4.5 5.5 5.5-5.5 5.5-1.4-1.4 3.1-3.1H3.5V9h9.4L9.8 5.9z\"\/><\/svg><\/a><p class=\"bz-cta-note\">If the alloy is not yet selected, include wear, corrosion exposure, mating materials, and any electrical or spring-performance requirements.<\/p><\/aside>\n <\/div><\/section>\n<\/main>\n<script>\n (()=>{\n const root=document.getElementById('weldo-bronze-machining-page');\n if(!root)return;\n const tabs=Array.from(root.querySelectorAll('[role=\"tab\"]'));\n const activateTab=tab=>{\n tabs.forEach(item=>{\n const active=item===tab;\n item.setAttribute('aria-selected',String(active));\n item.tabIndex=active?0:-1;\n const panel=root.querySelector('#'+item.getAttribute('aria-controls'));\n if(panel)panel.hidden=!active;\n });\n };\n tabs.forEach((tab,index)=>{\n tab.addEventListener('click',()=>activateTab(tab));\n tab.addEventListener('keydown',event=>{\n let next;\n if(event.key==='ArrowRight')next=(index+1)%tabs.length;\n else if(event.key==='ArrowLeft')next=(index-1+tabs.length)%tabs.length;\n else if(event.key==='Home')next=0;\n else if(event.key==='End')next=tabs.length-1;\n else return;\n event.preventDefault();\n activateTab(tabs[next]);\n tabs[next].focus();\n });\n });\n })();\n<\/script>\n<\/body>\n<\/html>\n\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Bronze CNC Machining Services | Weldo Bronze CNC Machining Services Custom bronze parts made to drawing for bearings, bushings, gears, and precision mechanical assemblies. We match alloy, material condition, machining, and finish to the required wear, corrosion, load, and fit performance. Application-Based Alloy Selection Prototype to Production Finishing & Inspection Upload Your Bronze Part Drawing […]<\/p>\n","protected":false},"author":2,"featured_media":1119,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1115","page","type-page","status-publish","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/weldomachining.com\/ko\/wp-json\/wp\/v2\/pages\/1115","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/weldomachining.com\/ko\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/weldomachining.com\/ko\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/weldomachining.com\/ko\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/weldomachining.com\/ko\/wp-json\/wp\/v2\/comments?post=1115"}],"version-history":[{"count":90,"href":"https:\/\/weldomachining.com\/ko\/wp-json\/wp\/v2\/pages\/1115\/revisions"}],"predecessor-version":[{"id":15757,"href":"https:\/\/weldomachining.com\/ko\/wp-json\/wp\/v2\/pages\/1115\/revisions\/15757"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/weldomachining.com\/ko\/wp-json\/wp\/v2\/media\/1119"}],"wp:attachment":[{"href":"https:\/\/weldomachining.com\/ko\/wp-json\/wp\/v2\/media?parent=1115"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}