{"id":3608,"date":"2025-07-07T13:09:27","date_gmt":"2025-07-07T05:09:27","guid":{"rendered":"https:\/\/machinedwasher.com\/?post_type=product&p=3608"},"modified":"2025-07-07T13:16:53","modified_gmt":"2025-07-07T05:16:53","slug":"precision-spacers","status":"publish","type":"product","link":"https:\/\/machinedwasher.com\/hi\/products\/precision-spacers\/","title":{"rendered":"Custom AlTiN Precision Spacers Extreme Heat Resistance for Tooling Applications"},"content":{"rendered":"

What Are Precision Spacers?<\/strong><\/h3>\n

Precision spacers are high-accuracy components designed to maintain exact distances, align parts, or control tolerances in mechanical assemblies. They are manufactured to tight dimensional standards (often within microns) to ensure consistent performance in critical applications.<\/p>\n

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Materials for Precision Spacers<\/strong><\/h3>\n

Common materials include:<\/p>\n

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  • \n

    Stainless Steel (AISI 304, 316, 17-4 PH)<\/strong>\u00a0\u2013 Corrosion-resistant, high strength.<\/p>\n<\/li>\n

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    Aluminum (6061-T6, 7075)<\/strong>\u00a0\u2013 Lightweight, good thermal\/electrical conductivity.<\/p>\n<\/li>\n

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    Titanium (Grade 2, Grade 5)<\/strong>\u00a0\u2013 High strength-to-weight ratio, biocompatible.<\/p>\n<\/li>\n

  • \n

    Brass\/Bronze<\/strong>\u00a0\u2013 Anti-galling, electrical conductivity.<\/p>\n<\/li>\n

  • \n

    Plastics (PEEK, PTFE, Delrin)<\/strong>\u00a0\u2013 Non-conductive, chemical-resistant.<\/p>\n<\/li>\n<\/ul>\n

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    Surface Treatments<\/strong><\/h3>\n
      \n
    • \n

      Passivation (Stainless Steel)<\/strong>\u00a0\u2013 Removes contaminants, improves corrosion resistance.<\/p>\n<\/li>\n

    • \n

      Anodizing (Aluminum)<\/strong>\u00a0\u2013 Enhances wear\/weather resistance.<\/p>\n<\/li>\n

    • \n

      AlTiN Coating (Aluminum Titanium Nitride)<\/strong>\u00a0\u2013 A PVD ceramic coating offering:<\/p>\n

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      • \n

        Extreme hardness (~3800 HV) for wear resistance.<\/p>\n<\/li>\n

      • \n

        Heat resistance (up to 900\u00b0C), ideal for high-speed or high-friction applications.<\/p>\n<\/li>\n

      • \n

        Low friction coefficient, reducing energy loss.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n

      • \n

        Electroless Nickel Plating<\/strong>\u00a0\u2013 Uniform corrosion protection.<\/p>\n<\/li>\n

      • \n

        Black Oxide<\/strong>\u00a0\u2013 Anti-reflective, mild corrosion resistance.<\/p>\n<\/li>\n<\/ul>\n

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        Specifications<\/strong><\/h3>\n
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        • \n

          Diameter:<\/strong>\u00a01mm \u2013 100mm (customizable).<\/p>\n<\/li>\n

        • \n

          Thickness\/Length:<\/strong>\u00a00.1mm \u2013 50mm (ultra-thin shims available).<\/p>\n<\/li>\n

        • \n

          Tolerances:<\/strong>\u00a0As tight as\u00a0\u00b10.005mm<\/strong>\u00a0(for aerospace\/medical use).<\/p>\n<\/li>\n

        • \n

          Shapes:<\/strong>\u00a0Round, hexagonal, square, or custom profiles.<\/p>\n<\/li>\n

        • \n

          Threaded Options:<\/strong>\u00a0Metric\/Imperial, with precise pitch control.<\/p>\n<\/li>\n<\/ul>\n

          \n

          Applications<\/strong><\/h3>\n
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          • \n

            Aerospace:<\/strong>\u00a0Satellite components, jet engine assemblies.<\/p>\n<\/li>\n

          • \n

            Medical:<\/strong>\u00a0MRI machines, surgical robotics (biocompatible materials).<\/p>\n<\/li>\n

          • \n

            Semiconductors:<\/strong>\u00a0Wafer handling, lithography equipment.<\/p>\n<\/li>\n

          • \n

            Automotive:<\/strong>\u00a0Fuel injectors, transmission systems.<\/p>\n<\/li>\n

          • \n

            Optics\/Lasers:<\/strong>\u00a0Lens alignment, laser cavity spacing.<\/p>\n<\/li>\n<\/ul>\n

            \n

            Excellent Case: Semiconductor Wafer Handling Robots<\/strong><\/h3>\n

            Challenge:<\/strong>\u00a0A semiconductor manufacturer needed spacers for wafer-handling robots that could withstand:<\/p>\n

              \n
            • \n

              Ultra-high vacuum environments.<\/strong><\/p>\n<\/li>\n

            • \n

              Repeated high-speed motion (nanometer-level precision).<\/strong><\/p>\n<\/li>\n

            • \n

              Chemical exposure (plasma, cleaning agents).<\/strong><\/p>\n<\/li>\n<\/ul>\n

              Solution:<\/strong><\/p>\n

                \n
              • \n

                Material:<\/strong>\u00a0Titanium (Grade 5) spacers with\u00a0AlTiN coating<\/strong>\u00a0for:<\/p>\n

                  \n
                • \n

                  Wear resistance against abrasive wafer coatings.<\/p>\n<\/li>\n

                • \n

                  Thermal stability in vacuum chambers.<\/p>\n<\/li>\n

                • \n

                  Chemical inertness to resist etching gases.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n

                • \n

                  Tolerance:<\/strong>\u00a0\u00b10.002mm to prevent misalignment.<\/p>\n<\/li>\n<\/ul>\n

                  Result:<\/strong><\/p>\n

                    \n
                  • \n

                    Robot uptime increased by 40%<\/strong>\u00a0due to reduced spacer wear.<\/p>\n<\/li>\n

                  • \n

                    Wafer defect rates dropped by 25%<\/strong>\u00a0from improved positioning accuracy.<\/p>\n<\/li>\n

                  • \n

                    Maintenance intervals extended<\/strong>\u00a0from weekly to quarterly.<\/p>\n<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

                    Custom AlTiN Precision Spacers Extreme Heat Resistance for Tooling Applications<\/p>","protected":false},"featured_media":3612,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[31],"product_tag":[1667,1671,1673,1675,1674,1672,524,1670,1669,489,487,1665,1668,492,1666],"class_list":{"0":"post-3608","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-metal-spacers","7":"product_tag-1-aluminum-spacer","8":"product_tag-altin-coating","9":"product_tag-altin-coating-for-aluminum","10":"product_tag-altin-coating-for-stainless","11":"product_tag-altin-coating-for-steel","12":"product_tag-altin-coating-for-titanium","13":"product_tag-aluminum-spacer","14":"product_tag-cnc-machined-spacer","15":"product_tag-custom-stainless-steel-spacers","16":"product_tag-metal-spacer","17":"product_tag-metal-spacers","18":"product_tag-precision-spacers","19":"product_tag-round-stainless-steel-spacers","20":"product_tag-stainless-steel-spacers","21":"product_tag-threaded-aluminum-spacer","23":"first","24":"instock","25":"shipping-taxable","26":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/machinedwasher.com\/hi\/wp-json\/wp\/v2\/product\/3608","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/machinedwasher.com\/hi\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/machinedwasher.com\/hi\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/machinedwasher.com\/hi\/wp-json\/wp\/v2\/comments?post=3608"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/machinedwasher.com\/hi\/wp-json\/wp\/v2\/media\/3612"}],"wp:attachment":[{"href":"https:\/\/machinedwasher.com\/hi\/wp-json\/wp\/v2\/media?parent=3608"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/machinedwasher.com\/hi\/wp-json\/wp\/v2\/product_brand?post=3608"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/machinedwasher.com\/hi\/wp-json\/wp\/v2\/product_cat?post=3608"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/machinedwasher.com\/hi\/wp-json\/wp\/v2\/product_tag?post=3608"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}