{"product_id":"acrylic-rubber-acm","title":"Acrylic Rubber (ACM)","description":"\u003ch2\u003eACM (Acrylic Rubber): High-Temperature Oil-Resistant Elastomer\u003c\/h2\u003e\n\u003cp\u003eAcrylic Rubber (ACM) is a specialty synthetic elastomer engineered for exceptional resistance to hot oils, oxidation, and elevated temperatures. Widely specified in automotive transmission and powertrain applications, ACM delivers reliable sealing performance in hot lubricant environments where standard oil-resistant elastomers like NBR fail due to heat degradation.\u003c\/p\u003e\n\u003ch3\u003eKey Properties of ACM Rubber\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuperior Hot Oil Resistance:\u003c\/strong\u003e Excellent resistance to hot mineral oils, ATF (automatic transmission fluid), and engine oils at elevated temperatures\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Temperature Performance:\u003c\/strong\u003e Continuous operation from -15°F to 350°F (-26°C to 177°C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOxidation Resistance:\u003c\/strong\u003e Outstanding resistance to heat aging and oxidative degradation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Compression Set:\u003c\/strong\u003e Excellent resistance to permanent deformation at high temperatures\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeather Resistance:\u003c\/strong\u003e Good UV, ozone, and outdoor aging resistance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlex Fatigue Resistance:\u003c\/strong\u003e Good resistance to dynamic flexing in hot oil environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSulfur Resistance:\u003c\/strong\u003e Compatible with sulfur-containing lubricants and additives\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCommon Applications \u0026amp; Uses\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomotive Hoses:\u003c\/strong\u003e Many automotive hoses especially on cold side intercoolers use either ACM as liner for silicone rubber hoses or use ACM rubber for the entire hose. \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomotive Transmission:\u003c\/strong\u003e Transmission seals, O-rings, gaskets for automatic transmissions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowertrain:\u003c\/strong\u003e Crankshaft seals, valve stem seals, oil pan gaskets\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Components:\u003c\/strong\u003e Timing cover seals, oil pump seals, turbocharger gaskets\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial:\u003c\/strong\u003e Hot oil seals, hydraulic seals for high-temperature fluids\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Steering:\u003c\/strong\u003e Seals and hoses for power steering systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLubrication Systems:\u003c\/strong\u003e Seals and gaskets for hot lubricant applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAdvantages of ACM\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSuperior hot oil resistance—outperforms NBR at temperatures above 250°F\u003c\/li\u003e\n\u003cli\u003eExcellent heat aging and oxidation resistance for long service life\u003c\/li\u003e\n\u003cli\u003eLow compression set at elevated temperatures maintains sealing integrity\u003c\/li\u003e\n\u003cli\u003eGood weather and ozone resistance for outdoor exposure\u003c\/li\u003e\n\u003cli\u003eCompatible with sulfur-containing lubricants and extreme pressure additives\u003c\/li\u003e\n\u003cli\u003eMaintains flexibility and sealing performance in hot transmission fluids\u003c\/li\u003e\n\u003cli\u003eCost-effective alternative to fluoroelastomers (FKM) for hot oil applications\u003c\/li\u003e\n\u003cli\u003eGood resistance to flex fatigue in dynamic sealing applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eLimitations \u0026amp; Disadvantages\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoor Low-Temperature Flexibility:\u003c\/strong\u003e Limited flexibility below -15°F—not suitable for cold environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater \u0026amp; Steam Sensitivity:\u003c\/strong\u003e Poor resistance to water, steam, and glycol-based fluids\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLimited Fuel Resistance:\u003c\/strong\u003e Not suitable for gasoline or aromatic fuels—NBR or FKM preferred\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePolar Solvent Incompatibility:\u003c\/strong\u003e Poor resistance to ketones, esters, and chlorinated solvents\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProcessing Challenges:\u003c\/strong\u003e Requires careful curing and post-cure for optimal properties\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigher Cost:\u003c\/strong\u003e More expensive than NBR, though less costly than FKM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAcid Sensitivity:\u003c\/strong\u003e Limited resistance to strong acids compared to FKM\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eACM vs. Other Rubber Materials\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eACM vs. NBR (Nitrile):\u003c\/strong\u003e ACM offers superior hot oil resistance and heat aging above 250°F, while NBR provides better low-temperature flexibility and lower cost. Use ACM for hot transmission and engine oil seals; NBR for standard-temperature petroleum applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eACM vs. FKM (Viton):\u003c\/strong\u003e FKM offers broader chemical resistance and higher temperature capability (400°F vs. 350°F), but ACM is more cost-effective for dedicated hot oil applications. ACM is the choice for transmission seals; FKM for multi-chemical, extreme-temperature environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eACM vs. HNBR (Hydrogenated Nitrile):\u003c\/strong\u003e HNBR provides better low-temperature flexibility (-40°F) and broader chemical resistance, while ACM offers superior hot oil resistance and lower cost. ACM is preferred for hot transmission fluids; HNBR for wider temperature range oil applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eACM vs. Silicone:\u003c\/strong\u003e Silicone offers wider temperature range (-65°F to 450°F) but poor oil resistance. ACM provides superior hot oil resistance with good high-temperature performance. ACM is the choice for hot oil sealing; silicone for extreme temperatures without oil contact.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eACM vs. EPDM:\u003c\/strong\u003e EPDM excels in weather, water, and steam resistance, while ACM is superior for hot oil applications. EPDM is incompatible with petroleum oils; ACM is designed specifically for hot lubricant environments.\u003c\/p\u003e\n\u003ch3\u003eACM Grades \u0026amp; Types\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard ACM:\u003c\/strong\u003e General-purpose grade for transmission and hot oil seals—most common type\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarboxylated ACM:\u003c\/strong\u003e Enhanced heat resistance and compression set performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChlorine-containing ACM:\u003c\/strong\u003e Improved oil resistance and processing characteristics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow-temperature ACM:\u003c\/strong\u003e Modified formulations for improved cold flexibility (down to -25°F)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCuring \u0026amp; Processing Considerations\u003c\/h3\u003e\n\u003cp\u003eACM requires specialized curing systems (typically amine or soap cures) and often benefits from post-cure heat treatment to achieve optimal hot oil resistance and compression set properties. Proper curing is critical for long-term performance in high-temperature applications.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardness Range:\u003c\/strong\u003e 60–90 Shore A (customizable by formulation)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecific Gravity:\u003c\/strong\u003e 1.05–1.10\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTensile Strength:\u003c\/strong\u003e 1,000–2,000 psi (varies by grade)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElongation at Break:\u003c\/strong\u003e 150–400% (varies by formulation)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompression Set:\u003c\/strong\u003e Excellent at elevated temperatures (typically \u0026lt;25% at 150°C\/302°F for 70 hours)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Range:\u003c\/strong\u003e -15°F to 350°F continuous (-26°C to 177°C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVolume Swell in Oil:\u003c\/strong\u003e Low swell in hot ATF and engine oils\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy Choose ACM from Rubber Mexico?\u003c\/h3\u003e\n\u003cp\u003eOur ACM compounds are formulated for maximum hot oil resistance, heat aging stability, and compression set performance across automotive transmission, powertrain, and industrial lubrication applications. With in-house molding, precision machining, and custom compounding capabilities, we deliver mission-critical ACM seals and gaskets engineered to your exact specifications and operating temperatures.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNeed a custom ACM solution?\u003c\/strong\u003e Contact us for material selection guidance, grade optimization, post-cure development, compound testing, prototyping, and production support for your hot oil sealing challenges.\u003c\/p\u003e","brand":"Rubber Mexico","offers":[{"title":"Default Title","offer_id":51662853865751,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/9395\/9447\/files\/image_62.png?v=1741713214","url":"https:\/\/rubber-mexico.com\/products\/acrylic-rubber-acm","provider":"Rubber Mexico","version":"1.0","type":"link"}