{"product_id":"mgs-lh-635-pour-down","title":"MGS LH 635 Epoxy Hardener - FAST","description":"\u003ch1\u003eMGS LH 635 Epoxy Hardener\u003c\/h1\u003e\n\u003cp\u003eMGS LH 635 is a medium-reactivity epoxy curing agent specifically formulated for use with MGS LR 635 epoxy resin. Designed to deliver an ideal balance between working time and cure speed, LH 635 is widely used in wind energy, marine, transportation, tooling, and industrial composite manufacturing applications.\u003c\/p\u003e\n\u003cp\u003eWhen combined with LR 635 resin, LH 635 provides excellent laminate quality, outstanding mechanical performance, and reliable processing characteristics for both hand lay-up and vacuum infusion processes. Its moderate reactivity offers sufficient working time for complex laminations while still allowing for efficient production cycles and rapid property development.\u003c\/p\u003e\n\u003cp\u003eLH 635 is engineered to produce durable, high-strength composite structures with excellent fatigue resistance and thermal stability. Following appropriate cure and post-cure schedules, the system can achieve glass transition temperatures approaching 87°C, making it suitable for demanding structural applications.\u003c\/p\u003e\n\u003ch2\u003eFlexible Cure Profiles\u003c\/h2\u003e\n\u003cp\u003eOne of the key advantages of the MGS LR 635 epoxy system is its ability to accommodate a wide range of manufacturing processes through customizable hardener blends. MGS LH 635 can be combined with slower-reacting hardeners such as LH 637 to create intermediate cure speeds and extended working times tailored to specific project requirements.\u003c\/p\u003e\n\u003cp\u003eThis flexibility allows fabricators to optimize pot life, gel time, and cure schedules for everything from small repairs and hand laminations to large-scale resin infusion projects. By adjusting the ratio of LH 635 and LH 637, users can achieve a balance between production efficiency and working time while maintaining the exceptional mechanical properties of the finished laminate.\u003c\/p\u003e\n\u003cp\u003eWhether manufacturing large wind turbine components, marine structures, tooling, or complex composite assemblies, the MGS hardener system provides exceptional processing versatility to meet demanding production requirements.\u003c\/p\u003e\n\u003ch2\u003eFeatures \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned specifically for use with MGS LR 635 epoxy resin\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBalanced cure speed and working time\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eExcellent laminate quality and fiber wet-out\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for hand lay-up, vacuum bagging, and resin infusion\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIdeal for medium to large composite components\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eExcellent mechanical strength and fatigue resistance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGlass transition temperature up to 87°C after appropriate cure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatible with LH 637 hardener for customized pot life and cure profiles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAllows manufacturers to tailor processing windows for infusion, hand lay-up, and repair applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCan be blended with other MGS hardeners to achieve intermediate cure speeds\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProven performance in structural composite applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWidely used in wind energy, marine, tooling, and industrial manufacturing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTypical Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eWind turbine blade manufacturing and repair\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMarine structures and composite boatbuilding\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eComposite tooling and molds\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCarbon fiber and fiberglass components\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIndustrial composite fabrication\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStructural bonding and reinforcement\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eResin infusion and vacuum-assisted manufacturing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eMixing Ratio\u003c\/h2\u003e\n\u003cp\u003eWhen used with MGS LR 635 resin:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e100 parts LR 635 Resin\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e30 parts LH 635 Hardener by weight\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAccurate mixing and thorough blending are essential to achieve optimal curing performance and final mechanical properties.\u003c\/p\u003e\n\u003cp\u003eMGS LH 635 is the preferred choice for composite manufacturers seeking a versatile epoxy hardener that combines efficient processing, customizable cure schedules, and exceptional structural performance across a wide range of demanding applications.\u003c\/p\u003e","brand":"NAC","offers":[{"title":"1-Gallon","offer_id":47863191371828,"sku":"MGSLH635-1gal","price":137.0,"currency_code":"CAD","in_stock":true},{"title":"5-Gallon","offer_id":47863191404596,"sku":"MGSLH635-5gal","price":585.0,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/5408\/3380\/files\/MGSLR635.jpg?v=1780503086","url":"https:\/\/www.tradecoreind.com\/products\/mgs-lh-635-pour-down","provider":"TradeCore Industries ","version":"1.0","type":"link"}