{"product_id":"5mm-clear-silicone-rubber-flat-gasket","title":"5mm (3\/16 in) Clear Silicone Rubber Flat Gasket","description":"\u003cp\u003e\u003cspan\u003eDoonX specializes in custom precision silicone rubber washers and seals. Our silicone rubber products excel in extreme temperatures (-67°F to +400°F, intermittent to +450°F) and offer superior chemical resistance, waterproofing, fire resistance, fungal resistance, ozone resistance, heat resistance, and durability. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eSilicone rubber is exceptionally flexible, heat resistant, and demonstrates excellent electrical insulation properties. The material is also water repellent, chemically inert, and non-toxic, and is FDA approved for use in medical and food-grade applications (primarily for gaskets and seals).\u003c\/p\u003e\n\u003ch2 class=\"wp-block-heading\"\u003eProperties of Silicone Rubber Materials\u003c\/h2\u003e\n\u003cp\u003eSilicone rubber offers a unique combination of mechanical, chemical, electrical, and thermal properties. Knowing the distinctive features of silicone rubber is critical to help you select the right grade for your application. Let’s take a look at the unique features of silicone rubber.\u003c\/p\u003e\n\u003ch3 class=\"wp-block-heading\"\u003ePhysical properties\u003c\/h3\u003e\n\u003cul class=\"wp-block-list\"\u003e\n\u003cli\u003eSilicone rubber is a flexible, elastomeric, high-performance engineering material.\u003c\/li\u003e\n\u003cli\u003eElasticity imparts excellent resistance to a wide range of deformations. It also offers superb recovery performance.\u003c\/li\u003e\n\u003cli\u003eSilicone rubber is inert to many common chemicals and does not degrade in most environments.\u003c\/li\u003e\n\u003cli\u003eUsed for extended periods in extreme temperatures without significant property degradation. Hence, silicone rubber has excellent temperature resistance in both hot and cold conditions.\u003c\/li\u003e\n\u003cli\u003eSilicone rubber has good dimensional stability, inherent purity, and biocompatibility.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"wp-block-heading\"\u003eMechanical properties\u003c\/h3\u003e\n\u003cp\u003eSilicone rubber polymer shows excellent mechanical properties.\u003c\/p\u003e\n\u003cul class=\"wp-block-list\"\u003e\n\u003cli\u003eSilicone rubber exhibits exceptional elongation properties, high flexibility, and resilience.\u003c\/li\u003e\n\u003cli\u003eThe polymer also exhibits excellent compression set resistance. When combined with elasticity \u0026amp; tensile characteristics, it provides an excellent balance of properties. For example, where the material is required to withstand repeated deformations for long periods at various temperatures without permanent shape changes.\u003c\/li\u003e\n\u003cli\u003eSilicone rubber has a good elastic modulus over a wide temperature range.\u003c\/li\u003e\n\u003cli\u003eManufacturing parts made with silicone rubber are flexible. They can maintain their properties in diverse environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"wp-block-heading\"\u003eThermal properties\u003c\/h3\u003e\n\u003cp\u003eSilicone rubber and its composites are suitable for extreme temperature applications. These include aerospace, automotive, medical, electrical, and consumer product applications. The thermal properties which silicone rubber exhibits include:\u003c\/p\u003e\n\u003cul class=\"wp-block-list\"\u003e\n\u003cli\u003eWide operating temperature range, -55°C to 300°C\u003c\/li\u003e\n\u003cli\u003eLow glass transition (Tg) temperature, typically below -120°C\u003c\/li\u003e\n\u003cli\u003eHigh thermal stability, maintaining properties over a broad temperature range\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"wp-block-heading\"\u003eElectrical properties\u003c\/h3\u003e\n\u003cul class=\"wp-block-list\"\u003e\n\u003cli\u003eSilicone rubber exhibits high dielectric strength and excellent electrical insulation properties.\u003c\/li\u003e\n\u003cli\u003eSilicone rubber maintains good insulating properties in a broad temperature range and environmental changes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"wp-block-heading\"\u003eFlammability\u003c\/h3\u003e\n\u003cul class=\"wp-block-list\"\u003e\n\u003cli\u003eSilicone rubber has a UL 94 V-0 flammability rating for certain formulations.\u003c\/li\u003e\n\u003cli\u003eSilicone rubber has a Limiting Oxygen Index (LOI) that can exceed 25%.\u003c\/li\u003e\n\u003cli\u003eIts smoke emission and toxic gas generation is generally low, especially compared to organic rubbers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"wp-block-heading\"\u003eBenefits of Silicone Rubber Gaskets\u003c\/h2\u003e\n\u003cp\u003eLauded for its versatility, there are a lot of good things to say about\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e\u003cem\u003esilicone rubber seals\u003c\/em\u003e\u003c\/strong\u003e. These are some of the main ones.\u003c\/p\u003e\n\u003ch3 class=\"wp-block-heading\"\u003eHigh tensile strength\u003c\/h3\u003e\n\u003cp\u003eTensile strength is the ability to remain intact when subjected to opposing forces.\u003c\/p\u003e\n\u003cp\u003eDue to the flexible nature of the silicone polymer chains,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003esilicone rubber washers\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eexhibit exceptional resistance to tearing. The elongation capacity of silicone rubber gaskets is notably superior to that of traditional rubber materials.\u003c\/p\u003e\n\u003ch3 class=\"wp-block-heading\"\u003eDurable\u003c\/h3\u003e\n\u003cp\u003eSilicone rubber gaskets are resilient but long-lasting. The average silicone rubber gasket can maintain its properties for about 20 years.\u003c\/p\u003e\n\u003cp\u003eThey’re resistant to compression set, temperature extremes, and environmental degradation. They’re very conformable, making for excellent use in automotive, aerospace, and industrial applications.\u003c\/p\u003e\n\u003ch3 class=\"wp-block-heading\"\u003e\u003cstrong\u003eTemperature Versatility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eDependable performance from frigid lows of -67°F to scorching highs of +400°F (with intermittent use up to +450°F).\u003c\/p\u003e\n\u003cp\u003eBecause of the strong silicon-oxygen bonds found in the chemical structure of silicone rubber, it doesn’t degrade easily at high temperatures. The temperature range of silicone rubber gaskets is significantly wider than many other elastomers.\u003c\/p\u003e\n\u003ch3 class=\"wp-block-heading\"\u003eInsulating\u003c\/h3\u003e\n\u003cp\u003eSilicone rubber functions as an excellent electrical insulator, and it doesn’t conduct heat well, making it good for electrical applications and thermal management.\u003c\/p\u003e\n\u003ch3 class=\"wp-block-heading\"\u003eChemical resistant\u003c\/h3\u003e\n\u003cp\u003eAs a chemically inert material, silicone rubber can withstand exposure to many substances. Why? Because it has a stable molecular structure with strong silicon-oxygen bonds.\u003c\/p\u003e\n\u003cp\u003eChemical Resistance Index (CRI) measures the ability of a material to resist degradation when exposed to various chemicals.\u003c\/p\u003e\n\u003cp\u003eIf the material has a high CRI, it’s less likely to degrade in harsh chemical environments. Silicone rubber’s CRI is relatively high – less likely to degrade in many chemical environments.\u003c\/p\u003e\n\u003ch3 class=\"wp-block-heading\"\u003eBiocompatible\u003c\/h3\u003e\n\u003cp\u003eBecause of silicone rubber’s structure, it doesn’t typically cause adverse reactions in biological systems. Silicone rubber rarely triggers immune responses or toxicity when it comes into contact with living tissues, making it suitable for medical and food-grade applications.\u003c\/p\u003e\n\u003ch2 class=\"wp-block-heading\"\u003eCustomize your Silicone Rubber Gaskets with DoonX\u003c\/h2\u003e\n\u003cp\u003eDoonX is at the forefront of precision gasket manufacturing, offering tailored solutions that highlight our technical prowess. Our commitment to excellence is reflected in our ability to provide custom gasket machining services, ensuring that your specific requirements are met with precision and efficiency.\u003c\/p\u003e\n\u003cp\u003eShould you require customizations or have specific needs that extend beyond our standard product range, we invite you to take advantage of our “request a quote” feature on our website.\u003c\/p\u003e\n\u003cp\u003eAt DoonX, your satisfaction is our priority, and we are dedicated to delivering the finest gasket solutions to meet your unique requirements.\u003c\/p\u003e","brand":"DoonX","offers":[{"title":"mndp9z8nt8","offer_id":52521902211361,"sku":null,"price":9.38,"currency_code":"USD","in_stock":true},{"title":"mo1r8ij6pc","offer_id":52573700587809,"sku":null,"price":12.72,"currency_code":"USD","in_stock":true},{"title":"mpxjqgnua9","offer_id":52796477079841,"sku":null,"price":1.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/0459\/6001\/files\/DoonX-Natural-Silicone-Rubber-Flat-Gasket-Sealing-Washer-2.webp?v=1739258765","url":"https:\/\/checkout.doonx.com\/products\/5mm-clear-silicone-rubber-flat-gasket","provider":"DoonX","version":"1.0","type":"link"}