{"id":3134,"date":"2025-06-16T13:28:14","date_gmt":"2025-06-16T05:28:14","guid":{"rendered":"https:\/\/machinedwasher.com\/?post_type=product&p=3134"},"modified":"2025-06-16T13:37:26","modified_gmt":"2025-06-16T05:37:26","slug":"plastic-washers","status":"publish","type":"product","link":"https:\/\/machinedwasher.com\/th\/products\/plastic-washers\/","title":{"rendered":"Plastic Washers Foam Screw Washers for Fixing and Supporting Foam Insulation Panels"},"content":{"rendered":"

What are Plastic Washers?<\/h2>\n

Plastic washers are thin, disk-shaped components with a central hole that are used to distribute the load of a threaded fastener (such as a screw or bolt). They serve as spacers, vibration reducers, or seals in various assemblies. Unlike metal washers, plastic washers offer excellent corrosion resistance, electrical insulation, and often lower cost.<\/p>\n

Materials for Plastic Washers<\/h2>\n
    \n
  1. \n

    Nylon (PA)<\/strong>: High strength, good wear resistance, and excellent chemical resistance<\/p>\n<\/li>\n

  2. \n

    Polyethylene (PE)<\/strong>: Good chemical resistance and low friction<\/p>\n<\/li>\n

  3. \n

    Polypropylene (PP)<\/strong>: Excellent chemical resistance and fatigue resistance<\/p>\n<\/li>\n

  4. \n

    PTFE (Teflon)<\/strong>: Outstanding chemical resistance and low friction<\/p>\n<\/li>\n

  5. \n

    PVC<\/strong>: Good rigidity and chemical resistance<\/p>\n<\/li>\n

  6. \n

    Acetal (POM)<\/strong>: High strength and stiffness with good dimensional stability<\/p>\n<\/li>\n

  7. \n

    Polycarbonate (PC)<\/strong>: High impact resistance and transparency options<\/p>\n<\/li>\n<\/ol>\n

    Surface Treatments<\/h2>\n
      \n
    1. \n

      Plain (as-molded finish)<\/p>\n<\/li>\n

    2. \n

      Polished (for reduced friction)<\/p>\n<\/li>\n

    3. \n

      Lubricated (for specific applications)<\/p>\n<\/li>\n

    4. \n

      UV-stabilized (for outdoor use)<\/p>\n<\/li>\n

    5. \n

      Colored (for identification or aesthetic purposes)<\/p>\n<\/li>\n<\/ol>\n

      Specifications<\/h2>\n
        \n
      • \n

        Sizes<\/strong>: Typically range from M3 to M12 (metric) or #4 to 1\/2″ (imperial)<\/p>\n<\/li>\n

      • \n

        Thickness<\/strong>: Usually 0.5mm to 3mm<\/p>\n<\/li>\n

      • \n

        Types<\/strong>: Flat washers, fender washers, shoulder washers, sealing washers<\/p>\n<\/li>\n

      • \n

        Standards<\/strong>: DIN 125, DIN 9021 (for some plastic washer variants)<\/p>\n<\/li>\n<\/ul>\n

        Application Fields<\/h2>\n
          \n
        1. \n

          Electrical and electronic assemblies (for insulation)<\/p>\n<\/li>\n

        2. \n

          Plumbing systems (chemical resistance)<\/p>\n<\/li>\n

        3. \n

          Automotive components (vibration damping)<\/p>\n<\/li>\n

        4. \n

          Marine applications (corrosion resistance)<\/p>\n<\/li>\n

        5. \n

          Food processing equipment (FDA-compliant materials)<\/p>\n<\/li>\n

        6. \n

          Medical devices (biocompatible options)<\/p>\n<\/li>\n

        7. \n

          Outdoor equipment (UV-resistant materials)<\/p>\n<\/li>\n<\/ol>\n

          Excellent Case: Solar Panel Mounting System<\/h2>\n

          Challenge<\/strong>: A solar energy company needed to mount panels on metal frames while preventing galvanic corrosion between aluminum frames and stainless steel hardware, and ensuring electrical isolation.<\/p>\n

          Solution<\/strong>: They used UV-stabilized nylon washers between all metal-to-metal contact points.<\/p>\n

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

            \n
          1. \n

            Eliminated corrosion issues, extending system lifespan<\/p>\n<\/li>\n

          2. \n

            Provided necessary electrical insulation for safety<\/p>\n<\/li>\n

          3. \n

            Withstood outdoor environmental conditions (UV, temperature fluctuations)<\/p>\n<\/li>\n

          4. \n

            Reduced maintenance costs by 40% compared to previous metal washer solutions<\/p>\n<\/li>\n

          5. \n

            Maintained structural integrity while being lightweight<\/p>\n<\/li>\n<\/ol>\n

            The plastic washers in this application demonstrated superior performance to metal alternatives by solving multiple problems simultaneously while offering cost savings.<\/p>","protected":false},"excerpt":{"rendered":"

            Plastic Washers Foam Screw Washers for Fixing and Supporting Foam Insulation Panels<\/p>","protected":false},"featured_media":3139,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[36],"product_tag":[808,800,127,806,125,126,805,807,801,809,803,804,802],"class_list":{"0":"post-3134","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-machined-washer","7":"product_tag-2-inch-plastic-washer","8":"product_tag-cnc-machined-washers","9":"product_tag-cnc-machining-washers","10":"product_tag-large-metal-washer","11":"product_tag-machined-washer","12":"product_tag-machined-washers","13":"product_tag-metal-washer","14":"product_tag-nylon-plastic-washer","15":"product_tag-plastic-washer","16":"product_tag-plastic-washer-m5","17":"product_tag-plastic-washer-screw","18":"product_tag-plastic-washer-spacers","19":"product_tag-plastic-washers","21":"first","22":"instock","23":"shipping-taxable","24":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/machinedwasher.com\/th\/wp-json\/wp\/v2\/product\/3134","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/machinedwasher.com\/th\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/machinedwasher.com\/th\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/machinedwasher.com\/th\/wp-json\/wp\/v2\/comments?post=3134"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/machinedwasher.com\/th\/wp-json\/wp\/v2\/media\/3139"}],"wp:attachment":[{"href":"https:\/\/machinedwasher.com\/th\/wp-json\/wp\/v2\/media?parent=3134"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/machinedwasher.com\/th\/wp-json\/wp\/v2\/product_brand?post=3134"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/machinedwasher.com\/th\/wp-json\/wp\/v2\/product_cat?post=3134"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/machinedwasher.com\/th\/wp-json\/wp\/v2\/product_tag?post=3134"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}