{"id":5614,"date":"2026-06-19T18:46:40","date_gmt":"2026-06-19T10:46:40","guid":{"rendered":"https:\/\/xinyifametal.com\/product\/cnc-sheet-metal-laser-cutting\/"},"modified":"2026-06-19T18:46:40","modified_gmt":"2026-06-19T10:46:40","slug":"cnc-sheet-metal-laser-cutting","status":"publish","type":"product","link":"https:\/\/xinyifametal.com\/ja\/product\/cnc-sheet-metal-laser-cutting\/","title":{"rendered":"cnc sheet metal laser cutting"},"content":{"rendered":"

\n

\ud83d\udd0d What Is CNC Sheet Metal Laser Cutting?<\/span><\/h2>\n

CNC sheet metal laser cutting is a computer\u2011controlled thermal process that uses a high\u2011power laser beam to cut flat metal sheets into custom 2D shapes. It is the dominant method for precision cutting in modern metal fabrication.<\/span><\/p>\n

\u2699\ufe0f How the Process Works<\/span><\/h2>\n
    \n
  1. \n

    CAD Design<\/span><\/strong>\u00a0\u2013 Create a 2D drawing of the part (DXF, DWG, etc.).<\/span><\/p>\n<\/li>\n

  2. \n

    CAM & Nesting<\/span><\/strong>\u00a0\u2013 The software generates a cutting path and arranges multiple parts efficiently on the sheet to minimise scrap.<\/span><\/p>\n<\/li>\n

  3. \n

    Laser Cutting<\/span><\/strong>\u00a0\u2013 The CNC machine moves a focused laser beam over the sheet, melting or vaporising the material along the programmed path.<\/span><\/p>\n<\/li>\n

  4. \n

    Assist Gas<\/span><\/strong>\u00a0\u2013 A gas jet (oxygen, nitrogen, or compressed air) blows away molten material, producing a clean, narrow kerf.<\/span><\/p>\n<\/li>\n<\/ol>\n

    \ud83d\udcca Two Main Laser Types for Sheet Metal<\/span><\/h2>\n
    \n
    \n
    <\/div>\n
    <\/div>\n<\/div>\n\n\n\n\n\n\n\n\n\n\n
    Feature<\/span><\/th>\nFiber Laser<\/span><\/strong><\/th>\nCO\u2082 Laser<\/span><\/strong><\/th>\n<\/tr>\n<\/thead>\n
    Wavelength<\/span><\/strong><\/td>\n~1.06 \u00b5m (easily absorbed by metals)<\/span><\/td>\n10.6 \u00b5m<\/span><\/td>\n<\/tr>\n
    Efficiency<\/span><\/strong><\/td>\n30\u201150% (very low running cost)<\/span><\/td>\n8\u201115% (higher electricity consumption)<\/span><\/td>\n<\/tr>\n
    Maintenance<\/span><\/strong><\/td>\nMinimal (no mirrors, no laser gas)<\/span><\/td>\nRegular mirror cleaning, gas refills<\/span><\/td>\n<\/tr>\n
    Metal cutting quality<\/span><\/strong><\/td>\nExcellent on all metals (steel, stainless, Al, Cu, brass)<\/span><\/td>\nGood on mild steel, poorer on highly reflective metals<\/span><\/td>\n<\/tr>\n
    Non\u2011metal cutting<\/span><\/strong><\/td>\nNot suitable (acrylic, wood, leather)<\/span><\/td>\nVery good<\/span><\/td>\n<\/tr>\n
    Market share for metal<\/span><\/strong><\/td>\n>95% of new machines<\/span><\/td>\nNiche (very thick plates or multi\u2011material shops)<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
    \n

    Recommendation<\/span><\/strong>: For almost all sheet metal cutting (0.5\u201325 mm), choose a\u00a0<\/span>fiber laser<\/span><\/strong>.<\/span><\/p>\n<\/blockquote>\n

    \u2705 Key Advantages<\/span><\/h2>\n
      \n
    • \n

      High precision<\/span><\/strong>\u00a0\u2013 Tolerances \u00b10.03\u20130.1 mm.<\/span><\/p>\n<\/li>\n

    • \n

      No tool wear<\/span><\/strong>\u00a0\u2013 The beam never dulls.<\/span><\/p>\n<\/li>\n

    • \n

      Narrow kerf<\/span><\/strong>\u00a0\u2013 0.1\u20130.3 mm, reduces material waste.<\/span><\/p>\n<\/li>\n

    • \n

      Burr\u2011free edge<\/span><\/strong>\u00a0\u2013 Usually no secondary finishing.<\/span><\/p>\n<\/li>\n

    • \n

      High speed<\/span><\/strong>\u00a0\u2013 Cuts 1 mm sheet at 10\u201330 m\/min.<\/span><\/p>\n<\/li>\n

    • \n

      Flexibility<\/span><\/strong>\u00a0\u2013 Cut any 2D shape without tool changes.<\/span><\/p>\n<\/li>\n

    • \n

      Low heat input<\/span><\/strong>\u00a0\u2013 Minimal distortion, small heat\u2011affected zone (HAZ).<\/span><\/p>\n<\/li>\n<\/ul>\n

      \ud83c\udfaf Typical Applications<\/span><\/h2>\n
        \n
      • \n

        Automotive<\/span><\/strong>\u00a0\u2013 Brackets, flanges, battery enclosures (EV)<\/span><\/p>\n<\/li>\n

      • \n

        Electronics<\/span><\/strong>\u00a0\u2013 Enclosures, chassis, back panels<\/span><\/p>\n<\/li>\n

      • \n

        HVAC<\/span><\/strong>\u00a0\u2013 Ducting flanges, grilles, fan housings<\/span><\/p>\n<\/li>\n

      • \n

        Medical<\/span><\/strong>\u00a0\u2013 Instrument trays, equipment housings<\/span><\/p>\n<\/li>\n

      • \n

        General fabrication<\/span><\/strong>\u00a0\u2013 Cabinets, guards, brackets, signs<\/span><\/p>\n<\/li>\n

      • \n

        Kitchen equipment<\/span><\/strong>\u00a0\u2013 Stainless worktops, oven parts<\/span><\/p>\n<\/li>\n<\/ul>\n

        \u26a1 Laser Power Guide (Fiber Laser, Mild Steel)<\/span><\/h2>\n
        \n
        \n
        <\/div>\n
        <\/div>\n<\/div>\n\n\n\n\n\n\n\n\n\n\n
        Power<\/span><\/th>\nMax. thickness (quality cut)<\/span><\/th>\nRecommended range<\/span><\/th>\nSpeed at 1 mm<\/span><\/th>\n<\/tr>\n<\/thead>\n
        1 kW<\/span><\/strong><\/td>\n6\u20138 mm<\/span><\/td>\n0.5\u20134 mm<\/span><\/td>\n6\u201310 m\/min<\/span><\/td>\n<\/tr>\n
        2 kW<\/span><\/strong><\/td>\n10\u201312 mm<\/span><\/td>\n1\u20136 mm<\/span><\/td>\n10\u201315 m\/min<\/span><\/td>\n<\/tr>\n
        3 kW<\/span><\/strong><\/td>\n14\u201316 mm<\/span><\/td>\n1\u201310 mm<\/span><\/td>\n15\u201320 m\/min<\/span><\/td>\n<\/tr>\n
        4 kW<\/span><\/strong><\/td>\n18\u201320 mm<\/span><\/td>\n2\u201312 mm<\/span><\/td>\n20\u201325 m\/min<\/span><\/td>\n<\/tr>\n
        6 kW<\/span><\/strong><\/td>\n22\u201325 mm<\/span><\/td>\n2\u201316 mm<\/span><\/td>\n25\u201330 m\/min<\/span><\/td>\n<\/tr>\n
        10 kW+<\/span><\/strong><\/td>\n30\u201340 mm<\/span><\/td>\n3\u201325 mm<\/span><\/td>\n30+ m\/min<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

        For stainless steel<\/span><\/em>\u00a0\u2013 similar thickness with nitrogen assist.<\/span>
        \nFor aluminium<\/span><\/em>\u00a0\u2013 add 30\u201150% power compared to steel for same thickness.<\/span><\/p>\n

        \ud83c\udfed Worktable Sizes & Automation<\/span><\/h2>\n

        Common bed sizes<\/span><\/strong>\u00a0(width \u00d7 length):<\/span><\/p>\n

          \n
        • \n

          1250 \u00d7 2500 mm (4\u2032 \u00d7 8\u2032 \u2013 most popular)<\/span><\/p>\n<\/li>\n

        • \n

          1500 \u00d7 3000 mm (5\u2032 \u00d7 10\u2032)<\/span><\/p>\n<\/li>\n

        • \n

          2000 \u00d7 4000 mm (6\u2032 \u00d7 13\u2032)<\/span><\/p>\n<\/li>\n

        • \n

          2000 \u00d7 6000 mm (6\u2032 \u00d7 20\u2032) for heavy plate<\/span><\/p>\n<\/li>\n<\/ul>\n

          Automation options<\/span><\/strong>:<\/span><\/p>\n

            \n
          • \n

            Pallet changer<\/span><\/strong>\u00a0\u2013 one table cuts while the other is unloaded\/loaded.<\/span><\/p>\n<\/li>\n

          • \n

            Loading\/unloading robot<\/span><\/strong>\u00a0\u2013 fully automated material handling.<\/span><\/p>\n<\/li>\n

          • \n

            Nesting software<\/span><\/strong>\u00a0\u2013 optimises material use (often >85% utilisation).<\/span><\/p>\n<\/li>\n<\/ul>\n

            \ud83d\udcdd How to Choose a CNC Sheet Metal Laser Cutter<\/span><\/h2>\n
              \n
            1. \n

              Your typical thickness<\/span><\/strong>\u00a0\u2013 Choose power based on the thickest material you cut regularly (not the maximum possible).<\/span><\/p>\n<\/li>\n

            2. \n

              Sheet size<\/span><\/strong>\u00a0\u2013 Match the bed to your standard raw sheet dimensions.<\/span><\/p>\n<\/li>\n

            3. \n

              Precision needs<\/span><\/strong>\u00a0\u2013 \u00b10.1 mm is fine for most work; \u00b10.03 mm requires linear motors and higher cost.<\/span><\/p>\n<\/li>\n

            4. \n

              Budget tier<\/span><\/strong>:<\/span><\/p>\n

                \n
              • \n

                Entry (Chinese brands)<\/span><\/strong>\u00a0\u2013 $20k\u2013$60k (e.g., Bodor, HSG, Senfeng). Good value for general fabrication.<\/span><\/p>\n<\/li>\n

              • \n

                Mid\u2011tier (Taiwan\/Korean)<\/span><\/strong>\u00a0\u2013 $60k\u2013$120k (e.g., Prima Power, Han\u2019s Yueming).<\/span><\/p>\n<\/li>\n

              • \n

                Premium (European\/Japanese)<\/span><\/strong>\u00a0\u2013 $120k\u2013$500k+ (TRUMPF, Bystronic, Amada, Mazak). Highest reliability and automation.<\/span><\/p>\n<\/li>\n<\/ul>\n<\/li>\n

              • \n

                Support & service<\/span><\/strong>\u00a0\u2013 Check local availability of spare parts, training, and maintenance engineers.<\/span><\/p>\n<\/li>\n<\/ol>\n

                \u2753 Common Questions<\/span><\/h2>\n

                Q: Can I cut stainless steel without discoloration?<\/span><\/strong>
                \nYes \u2013 use\u00a0<\/span>nitrogen<\/span><\/strong>\u00a0assist gas. The edge stays bright and oxide\u2011free, but nitrogen costs more than oxygen.<\/span><\/p>\n

                Q: Laser vs. plasma for sheet metal?<\/span><\/strong>
                \nLaser is far more precise, faster on thin\/medium sheet, and leaves a clean edge. Plasma is cheaper but produces rough edges and a larger HAZ \u2013 only for very thick plates (>25 mm) or low\u2011precision work.<\/span><\/p>\n

                Q: What about tube cutting?<\/span><\/strong>
                \nA dedicated CNC laser tube cutter is better for pipes and profiles. However, many flatbed lasers can also cut tubes with optional rotary attachments \u2013 though slower and less precise than a dedicated machine.<\/span><\/p>\n

                Q: Is a chiller necessary?<\/span><\/strong>
                \nYes \u2013 fiber lasers need a water chiller to maintain stable operating temperature. Most machines include an integrated chiller.<\/span><\/p>","protected":false},"excerpt":{"rendered":"

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