{"product_id":"compression-set-astm-d395","title":"Compression Set (ASTM D395)","description":"\u003ch2\u003eCompression Set Testing (ASTM D395)\u003c\/h2\u003e\n\u003cp\u003ePrecision compression set testing services to evaluate the long-term sealing performance and resilience of elastomer materials under constant deflection.\u003c\/p\u003e\n\u003ch3\u003eTest Overview\u003c\/h3\u003e\n\u003cp\u003eCompression set measures the ability of rubber compounds to return to their original thickness after prolonged compression at elevated temperatures. This critical property indicates how well a seal will maintain contact pressure over its service life.\u003c\/p\u003e\n\u003ch3\u003eTest Methods\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod A\u003c\/strong\u003e – Constant force compression\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod B\u003c\/strong\u003e – Constant deflection (most common for O-rings and seals)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eStandard Conditions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTemperature range: 23°C to 200°C (73°F to 392°F)\u003c\/li\u003e\n\u003cli\u003eCompression duration: 22 hours or 72 hours (per specification)\u003c\/li\u003e\n\u003cli\u003eDeflection: Typically 25% of original thickness\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cp\u003eEssential for qualifying materials for automotive seals, hydraulic O-rings, gaskets, and any application where long-term compression resistance is critical to performance.\u003c\/p\u003e\n\u003ch3\u003eDeliverables\u003c\/h3\u003e\n\u003cp\u003eDetailed test report including compression set percentage, test conditions, specimen dimensions, and material identification. Results provided within 5-7 business days of sample receipt.\u003c\/p\u003e","brand":"Rubber Mexico","offers":[{"title":"Default Title","offer_id":51558305530135,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/9395\/9447\/files\/Compression_Set.png?v=1764453548","url":"https:\/\/rubber-mexico.com\/products\/compression-set-astm-d395","provider":"Rubber Mexico","version":"1.0","type":"link"}