{"title":"Hardener LESONAL","description":"\u003ch2\u003e\u003cstrong\u003ePresentation of the Lesonal brand\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eLesonal\u003c\/strong\u003e is a reference brand in the paint and coatings industry, recognized for its expertise and commitment to bodywork professionals. It offers a \u003cstrong\u003ecomplete range of products\u003c\/strong\u003e, including paints, clears and \u003cstrong\u003ehardeners\u003c\/strong\u003e, designed to provide reliability, performance and ease of application.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eApplication of Lesonal hardeners\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eSurface preparation\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEnsure the surface is \u003cstrong\u003eclean, dry\u003c\/strong\u003e and \u003cstrong\u003efree of contaminants\u003c\/strong\u003e (dust, grease, silicone).\u003c\/li\u003e\n\u003cli\u003eUse a \u003cstrong\u003esuitable cleaner\u003c\/strong\u003e and perform a \u003cstrong\u003elight sanding\u003c\/strong\u003e if necessary to promote adhesion.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eMixing\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eMix the \u003cstrong\u003eLesonal hardener\u003c\/strong\u003e with the paint or clear according to the \u003cstrong\u003erecommended proportions\u003c\/strong\u003e, indicated on the packaging or technical data sheet. Precise dosing is essential to avoid finishing defects.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUse a \u003cstrong\u003espray gun\u003c\/strong\u003e with nozzle and pressure adjusted according to Lesonal specifications.\u003c\/li\u003e\n\u003cli\u003eApply a \u003cstrong\u003efirst thin\u003c\/strong\u003e and uniform coat. Let dry for a few moments, then apply a \u003cstrong\u003esecond more covering coat\u003c\/strong\u003e if necessary.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eDrying time\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eRespect the \u003cstrong\u003edrying times between coats\u003c\/strong\u003e as indicated by the manufacturer. Too short drying can compromise the final appearance or durability of the coating.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFinishing\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eAfter application, let the film \u003cstrong\u003edry completely\u003c\/strong\u003e. Once hardened, you can perform a \u003cstrong\u003epolishing\u003c\/strong\u003e to obtain a smooth and shiny finish.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eCompatibility of Lesonal hardeners\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eCompatible surface types\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eLesonal hardeners are designed for application on various substrates, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eMetal\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003ePlastic\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFiberglass\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor specific or sensitive substrates, always consult the product technical data sheet to ensure compatibility.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003ePaint types\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eLesonal hardeners are compatible with most \u003cstrong\u003eacrylic and polyurethane paints\u003c\/strong\u003e. A preliminary test on a discreet area is recommended to verify mixture homogeneity.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eAverage drying time\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eDrying time depends on the applied thickness and ambient conditions (temperature, humidity). As a guideline:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTack-free drying\u003c\/strong\u003e: 20 to 30 minutes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete drying\u003c\/strong\u003e: up to 24 hours\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor optimal results, follow the \u003cstrong\u003especific recommendations\u003c\/strong\u003e provided with each Lesonal hardener.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eProfessional reviews on Lesonal hardeners\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEase of application\u003c\/strong\u003e: appreciated for its fluid consistency and balanced working time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality finish\u003c\/strong\u003e: excellent flow, durable gloss and low risk of defects.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGood compatibility\u003c\/strong\u003e: works on various substrates and with several paint systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecaution to respect\u003c\/strong\u003e: strictly follow technical instructions to avoid drying or adhesion issues.\u003c\/li\u003e\n\u003c\/ul\u003e","products":[{"product_id":"523474-durcisseur-lesonal-multimatt-clear-hardener-1l","title":"523474 - Hardener LESONAL Multimatt clear hardener 1L","description":"\u003ch2\u003eMain Features\u003c\/h2\u003e\n\u003ch4\u003eExtended Compatibility\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eCompatible with a wide variety of coatings, including lacquers, clears, and other finishing products.\u003c\/li\u003e\n\u003cli\u003eIdeal for use with Lesonal range products.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eFast and Reliable Hardening\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eAccelerated drying time allowing significant time savings.\u003c\/li\u003e\n\u003cli\u003eUniform hardening, avoiding defects and imperfections.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eHigh Resistance\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eExcellent resistance to scratches and weathering.\u003c\/li\u003e\n\u003cli\u003eChemical resistance providing increased durability against aggressions such as gasoline, oils, etc.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eEase of Application\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eFluid formulation for effortless application.\u003c\/li\u003e\n\u003cli\u003eSimple mixing with easy-to-follow ratios.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eeconomical\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eHigh concentration, allowing extended use with only 1L of product.\u003c\/li\u003e\n\u003cli\u003eExceptional value for professional bodyshops.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eAdvantages\u003c\/h2\u003e\n\u003ch4\u003eProfessional Finish Quality\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eProvides a smooth and glossy finish, or matte depending on the product it is mixed with.\u003c\/li\u003e\n\u003cli\u003eNo yellowing over time.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eFlexibility of Use\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eUsable in varied temperature conditions.\u003c\/li\u003e\n\u003cli\u003eExcellent adhesion on various types of surfaces, including metals, plastics, and more.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eSafety of Use\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eLow VOC (Volatile Organic Compounds) emissions.\u003c\/li\u003e\n\u003cli\u003eComplies with current regulations for safe use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eRecommended Use\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSurface Preparation: Ensure the surface to be worked on is clean and dry.\u003c\/li\u003e\n\u003cli\u003eMixing: Follow the recommended ratios for the product with which the hardener will be mixed.\u003c\/li\u003e\n\u003cli\u003eApplication: Apply following standard bodywork techniques, such as spraying.\u003c\/li\u003e\n\u003cli\u003eDrying Time: Allow to dry according to the recommendations of the finishing product used.\u003c\/li\u003e\n\u003cli\u003eFinish: After hardening, the surface is ready for final steps such as polishing or wax application.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eVolume: 1 Liter\u003c\/li\u003e\n\u003cli\u003eCuring Time: Varies depending on the finishing product.\u003c\/li\u003e\n\u003cli\u003eStorage: Store in a cool, dry place, away from direct sunlight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDo not hesitate to contact us for more information.\u003c\/p\u003e","brand":"LESONAL","offers":[{"title":"1 Liter","offer_id":50700495389015,"sku":"523474","price":66.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0915\/0441\/0967\/files\/523474.jpg?v=1772628996"},{"product_id":"522661-durcisseur-lesonal-hs-hardener-420-5l","title":"522661 - Hardener LESONAL HS hardener 420 5L","description":"\u003ch2\u003eInstructions for Use\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSurface preparation:\u003c\/strong\u003e the first step is to clean the body surface. Dust and dirt must be removed to ensure a quality result.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMix preparation:\u003c\/strong\u003e consult the manufacturer's instructions to determine the recommended mixing ratio. Accurately measure the HS 420 hardener and mix it with the paint in the appropriate proportions. Use a clean and suitable container for mixing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMixing:\u003c\/strong\u003e carefully mix the hardener and paint until a homogeneous consistency is obtained. Be sure to stir the mixture well to ensure an even distribution of the hardener in the paint.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e use a spray gun or an appropriate application method to apply the paint and hardener mixture to the surface. Make sure to apply a uniform and smooth coat for optimal results.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrying time:\u003c\/strong\u003e follow the drying times recommended by the manufacturer. Avoid handling or touching the surface during the drying process to prevent damage to the paint.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinishing:\u003c\/strong\u003e once the paint layer has hardened, you can proceed with additional finishing steps, such as polishing and protection, according to your needs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eAdditional Tips\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMake sure to follow safety instructions and wear appropriate protective equipment when using the HS hardener 420 5L.\u003c\/li\u003e\n\u003cli\u003eAlways check the manufacturer's specific instructions for the best results.\u003c\/li\u003e\n\u003cli\u003eThoroughly clean application equipment after use to avoid contamination during future uses.\u003c\/li\u003e\n\u003cli\u003eStore the hardener can in a cool, dry, and well-ventilated place, away from direct sunlight and heat sources.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDo not hesitate to contact us for more information.\u003c\/p\u003e","brand":"LESONAL","offers":[{"title":"5 Litres","offer_id":50702045446487,"sku":"522661","price":237.99,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0915\/0441\/0967\/files\/522661.jpg?v=1772628742"},{"product_id":"564840-durcisseur-universel-standard-1l-pour-appret-540-2k","title":"564840 - Standard Universal Hardener 1L for 540 2K Primer","description":"\u003ch2\u003eCharacteristics\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eReference: \u003cstrong\u003e564840\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eBrand: Lesonal\u003c\/li\u003e\n\u003cli\u003eType: Standard universal hardener 1 L\u003c\/li\u003e\n\u003cli\u003eRecommended use: with 2K Filler 540 primer (sandable)\u003c\/li\u003e\n\u003cli\u003ePackaging: 1L\u003c\/li\u003e\n\u003cli\u003eFunction: 2K hardening for bodywork – standard universal use up to approximately ~25 °C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eAdvantages for Body Shops\u003c\/h2\u003e\n\u003cp\u003eBy adopting this universal hardener, body shops benefit from greater flexibility: it allows for both partial repairs and complete bodywork jobs without multiplying references. The standard formulation ensures a good thermal margin (up to ~25 °C) while being suitable for many Lesonal systems. \u003c\/p\u003e\n\u003ch2\u003eUsage Tips\u003c\/h2\u003e\n\u003cp\u003eFor optimal results:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEnsure to strictly follow the mixing ratios indicated by Lesonal in the technical sheet.\u003c\/li\u003e\n\u003cli\u003eApply the 2K Filler 540 primer, then add this hardener in the prescribed proportions before application.\u003c\/li\u003e\n\u003cli\u003eWork, if possible, within the recommended temperature range (~25 °C) to ensure optimal hardening.\u003c\/li\u003e\n\u003cli\u003eStore at a moderate temperature and protect the bottle from moisture and drafts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePre-Use Checklist\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e✅ Verify that reference 564840 corresponds to the primer system used\u003c\/li\u003e\n\u003cli\u003e✅ Check that the workshop temperature is compatible with the \"standard\" (≈ 25 °C) use\u003c\/li\u003e\n\u003cli\u003e✅ Thoroughly mix the primer and hardener according to the technical sheet\u003c\/li\u003e\n\u003cli\u003e✅ Clearly label the mixed product for quality tracking\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQ – Frequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan this hardener be used for a 2K clear?\u003c\/strong\u003e\u003cbr\u003eNo. It is intended for application with 2K Filler 540 primers and equivalents in the Lesonal range, not with 2K clears. \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the difference with the \"fast\" version (ref.564820)?\u003c\/strong\u003e\u003cbr\u003eThe fast version is designed for lower temperature conditions or accelerated drying, while the standard version 564840 is suitable for \"normal\" conditions (~25 °C). \u003c\/p\u003e\n\u003ch2\u003eConclusion\u003c\/h2\u003e\n\u003cp\u003eThe Lesonal standard universal hardener 564840 is a reliable and versatile solution for body shops looking to streamline their inventory while maintaining professional performance. By integrating it into your 2K primer process, you gain in efficiency and execution quality.\u003c\/p\u003e","brand":"LESONAL","offers":[{"title":"1 Liter","offer_id":52273001824599,"sku":"564840","price":38.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0915\/0441\/0967\/files\/eb1efaee7fe290727cbc87bc614c.webp?v=1764773927"},{"product_id":"564820-durcisseur-universel-rapide-1l-pour-appret-540-2k","title":"564820 - Universal Fast Hardener 1L for 540 2K Primer","description":"\u003ch2\u003eCharacteristics\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eReference: \u003cstrong\u003e564820\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eBrand: Lesonal\u003c\/li\u003e\n\u003cli\u003eType: Fast hardener universal 1 L\u003c\/li\u003e\n\u003cli\u003eRecommended use: for 2K Filler 540 primer and associated systems\u003c\/li\u003e\n\u003cli\u003ePackaging: 1L (standard workshop use)\u003c\/li\u003e\n\u003cli\u003eTarget usage temperature: approximately 20 °C for accelerated curing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eBenefits for Body Shops\u003c\/h2\u003e\n\u003cp\u003eBy choosing this fast hardener, the workshop gains in productivity: drying time is reduced, allowing quicker return to the surface for sanding or next application. Its versatility allows use on different repairs without multiplying references, and the Lesonal formulation guarantees a professional and reliable result.\u003c\/p\u003e\n\u003ch2\u003eUsage Tips\u003c\/h2\u003e\n\u003cp\u003eFor optimal results:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEnsure to follow the mixing ratio recommended by Lesonal for the primer and hardener.\u003c\/li\u003e\n\u003cli\u003eUse this hardener when the workshop temperature is low (~20 °C) or when work needs to be accelerated.\u003c\/li\u003e\n\u003cli\u003eStore the product away from moisture, in a temperate place to preserve its performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePre-Use Checklist\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e✅ Verify that reference 564820 corresponds to the application (2K Filler 540 primer system).\u003c\/li\u003e\n\u003cli\u003e✅ Check that the temperature is compatible (~20 °C) to benefit from the rapid curing.\u003c\/li\u003e\n\u003cli\u003e✅ Mix thoroughly before application.\u003c\/li\u003e\n\u003cli\u003e✅ Label the container if any mixture remains for future use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQ – Frequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan this fast hardener be used at very high temperatures?\u003c\/strong\u003e\u003cbr\u003eIt is designed for optimized use at temperatures around 20 °C. For higher conditions, a medium hardener might be preferable.\u003c\/p\u003e\n\u003cp\u003eIt is specifically recommended for the 2K Filler 540 primer and equivalent systems of the brand. Always check the technical data sheet of the concerned product.\u003c\/p\u003e\n\u003ch2\u003eConclusion\u003c\/h2\u003e\n\u003cp\u003eThe Lesonal fast hardener universal 564820 1 L is a high-performance solution for demanding body shops looking to combine performance, speed, and simplicity in stock management. By integrating it into your 2K primer system, you enhance your efficiency while ensuring professional quality.\u003c\/p\u003e","brand":"LESONAL","offers":[{"title":"1 Liter","offer_id":52273037967703,"sku":"564820","price":38.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0915\/0441\/0967\/files\/f40b6a3f87f6fe01972ccfbe65ff.webp?v=1764773928"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0915\/0441\/0967\/collections\/Durcisseur_LESONAL_Collection.jpg?v=1747835827","url":"https:\/\/color-box.eu\/en-int\/collections\/hardener-lesonal.oembed","provider":"ColorBox","version":"1.0","type":"link"}