{"title":"Hardeners","description":"","products":[{"product_id":"goldenstone-fast-hardener-for-primer-filler-1-liter-4-1","title":"Goldenstone Fast Hardener for Primer Filler – 1 L (4:1)","description":"\u003cp\u003eGoldenstone Fast Hardener for Primer Filler – 1 Liter ( 4: 1)\u003cbr\u003eHigh- performance fast hardener designed for use with 2K primer fillers.\u003cbr\u003eGoldenstone Fast Hardener ensures quick drying times and excellent sanding properties, making it ideal for professional bodyshops seeking efficiency and a high- quality finish .\u003cbr\u003e✅ Rapid curing performance ✅ Excellent adhesion and durability ✅ Suitable for all 4: 1 2K primer fillers\u003cbr\u003eContent: 1 Liter Mixing Ratio: 4: 1 ( primer to hardener)\u003cbr\u003eGoldenstone – Trusted performance for refinishing professionals.\u003c\/p\u003e","brand":"Goldenstone","offers":[{"title":"Default Title","offer_id":57452917162324,"sku":"GS000855","price":16.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1082\/6897\/8516\/files\/GS-HARDENER-1L-FOR-FILLER-FAST.jpg?v=1791316525"},{"product_id":"goldenstone-medium-hardener-for-filler","title":"Goldenstone Medium Hardener for Filler","description":"\u003cp\u003eGoldenstone Medium Hardener for Filler is a medium-grade hardener for filler in body shop refinishing, used at a mixing ratio of 4:1.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eType: hardener for filler\u003c\/li\u003e\n\u003cli\u003eGrade: medium\u003c\/li\u003e\n\u003cli\u003eMixing ratio: 4:1\u003c\/li\u003e\n\u003cli\u003eBrand: Goldenstone\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAdd the hardener to the filler in the stated 4:1 ratio, mix thoroughly and apply within the working time given for the filler. Use it with the filler it is specified for and follow that product's technical data sheet.\u003c\/p\u003e","brand":"Goldenstone","offers":[{"title":"Default Title","offer_id":57452917293396,"sku":"GS 745178809528-2-1-1-1","price":15.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1082\/6897\/8516\/files\/hardener-normal.png?v=1791316527"},{"product_id":"goldenstone-hardener-for-clearcoat-slow-2k-uhs-2-5liter","title":"Goldenstone Hardener for Clearcoat Slow 2K-UHS 2.5 L","description":"\u003cp\u003eGoldenstone Hardener for Clearcoat Slow 2K-UHS 2.5 L is the slow-curing hardener for Goldenstone 2K-UHS clearcoat, supplied in a 2.5 L pack.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSpeed: slow\u003c\/li\u003e\n\u003cli\u003eFor 2K-UHS (ultra high solids) clearcoat\u003c\/li\u003e\n\u003cli\u003ePack size: 2.5 L\u003c\/li\u003e\n\u003cli\u003eBrand: Goldenstone\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eA slow hardener gives the clear more time to flow out before it begins to cure. It is the choice for warm booths and for large jobs such as complete panels or whole vehicles, where the painter needs a longer wet edge. Mix in the ratio given on the clearcoat label or technical data sheet, stir well and close the container tightly after use.\u003c\/p\u003e","brand":"Goldenstone","offers":[{"title":"Default Title","offer_id":57452917457236,"sku":"GS000060","price":40.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1082\/6897\/8516\/files\/Hardener-UHS-Slow.png?v=1791316532"},{"product_id":"goldenstone-hardener-for-clearcoat-normal-2k-uhs-2-5liter","title":"Goldenstone Hardener for Clearcoat Normal 2K-UHS 2.5 L","description":"\u003cp\u003eGoldenstone Hardener for Clearcoat Normal 2K-UHS 2.5 L is the standard-speed hardener for Goldenstone 2K-UHS clearcoat, in a 2.5 L pack.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePack size: 2.5 L\u003c\/li\u003e\n\u003cli\u003eSpeed: normal\u003c\/li\u003e\n\u003cli\u003eMatching clear: Goldenstone 2K-UHS clearcoat\u003c\/li\u003e\n\u003cli\u003eBrand: Goldenstone\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe normal hardener is the everyday choice for typical booth conditions and ordinary repair sizes, balancing flow time and curing speed. Many shops keep it as their standard and switch to the slow or fast version only when temperature or job size calls for it. Mix by the ratio on the clearcoat label or data sheet and keep the container sealed between uses.\u003c\/p\u003e","brand":"Goldenstone","offers":[{"title":"Default Title","offer_id":57452917490004,"sku":"GS000077","price":55.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1082\/6897\/8516\/files\/Hardener-UHS-normal1.png?v=1791316533"},{"product_id":"goldenstone-hardener-for-clearcoat-fast-2k-uhs-2-5liter","title":"Goldenstone Hardener for Clearcoat Fast 2K-UHS 2.5 L","description":"\u003cp\u003eGoldenstone Hardener for Clearcoat Fast 2K-UHS 2.5 L is a fast hardener for Goldenstone 2K-UHS clearcoat, packed in 2.5 L.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSpeed: fast\u003c\/li\u003e\n\u003cli\u003ePack size: 2.5 L\u003c\/li\u003e\n\u003cli\u003eFor 2K-UHS clearcoat\u003c\/li\u003e\n\u003cli\u003eBrand: Goldenstone\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eChoosing the fast hardener speeds up curing, which helps when the booth is cool or when smaller repairs such as single panels need to move on quickly. Because the mixture starts to react sooner, plan the work so that the mixed clear is used promptly. Follow the mixing ratio given for the clearcoat and reseal the container straight after use.\u003c\/p\u003e","brand":"Goldenstone","offers":[{"title":"Default Title","offer_id":57452917522772,"sku":"GS000084","price":55.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1082\/6897\/8516\/files\/Hardener-UHS-fast-1.png?v=1791316534"},{"product_id":"goldenstone-hardener-for-clearcoat-xtra-fast-2k-uhs-2-5liter","title":"Goldenstone Hardener for Clearcoat Xtra Fast 2K-UHS 2.5 L","description":"\u003cp\u003eGoldenstone Hardener for Clearcoat Xtra Fast 2K-UHS 2.5 L is the quickest hardener for Goldenstone 2K-UHS clearcoat, supplied in 2.5 L.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSpeed: extra fast\u003c\/li\u003e\n\u003cli\u003ePack size: 2.5 L\u003c\/li\u003e\n\u003cli\u003eFor Goldenstone 2K-UHS clearcoat\u003c\/li\u003e\n\u003cli\u003eBrand: Goldenstone\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eExtra fast hardener is intended for spot repairs, small parts and jobs where the shortest curing time matters most. It leaves less time for the clear to flow, so it is best kept for small areas and cooler conditions. Mix according to the clearcoat's stated ratio, use the mixture without delay and keep the container tightly closed.\u003c\/p\u003e","brand":"Goldenstone","offers":[{"title":"Default Title","offer_id":57452917555540,"sku":"GS000091","price":55.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1082\/6897\/8516\/files\/Hardener-UHS-EXTRA-fast-1.png?v=1791316535"},{"product_id":"goldenstone-magical-gloss-hardener-for-clearcoat-slow-2-5l","title":"Goldenstone Magical Gloss Hardener for Clearcoat Slow 2.5 L","description":"\u003cp\u003eGoldenstone Magical Gloss Hardener for Clearcoat Slow 2.5 L is the slow hardener in the Magical Gloss line. It is mixed with clearcoat to cure it and is chosen when the clear needs a longer working time.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePack size: 2.5 L\u003c\/li\u003e\n\u003cli\u003eReaction speed: slow\u003c\/li\u003e\n\u003cli\u003eHardener component for clearcoat\u003c\/li\u003e\n\u003cli\u003eNormal version: Magical Gloss Hardener for Clearcoat Normal 2.5 L\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eA slow hardener keeps the clearcoat open longer so it can flow out before it sets. It is typically used on large panels and complete resprays, and when booth temperatures are high, where a faster hardener could leave dry spray or poor levelling. Mix with the clearcoat in the ratio given on the clearcoat's technical data sheet, stir thoroughly and use the mixture within its pot life.\u003c\/p\u003e","brand":"Goldenstone","offers":[{"title":"Default Title","offer_id":57452921323860,"sku":"GS3003HS-2500","price":63.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1082\/6897\/8516\/files\/MAGICAL-GLOSS-HAERDER-SLOW.png?v=1791316591"},{"product_id":"goldenstone-magical-gloss-hardener-for-clearcoat-normal-2-5l","title":"Goldenstone Magical Gloss Hardener for Clearcoat Normal 2.5 L","description":"\u003cp\u003eGoldenstone Magical Gloss Hardener for Clearcoat Normal 2.5 L is a 2K-HS hardener for acrylic clearcoat with a normal reaction speed, intended for standard spraying conditions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePack size: 2.5 L\u003c\/li\u003e\n\u003cli\u003eType: 2K-HS hardener\u003c\/li\u003e\n\u003cli\u003eFor acrylic clearcoat\u003c\/li\u003e\n\u003cli\u003eReaction speed: normal\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe hardener is the second component of a two-pack clearcoat: once mixed in, it starts the curing reaction that gives the clear its hardness and gloss. The normal grade is the general-purpose choice at moderate booth temperatures and for typical panel repairs, while the slow grade in the same line is meant for warmer conditions and larger areas. Mix in the ratio specified on the clearcoat's data sheet and apply within its pot life.\u003c\/p\u003e","brand":"Goldenstone","offers":[{"title":"Default Title","offer_id":57452927189332,"sku":"GS3002HN-2500","price":63.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1082\/6897\/8516\/files\/MAGICAL-GLOSS-HAERDER-NORMAL-25L..png?v=1791316670"},{"product_id":"hardener-2k-hs-for-acrylic-clearcoat-fast-2-5l","title":"Hardener 2K-HS for Acrylic Clearcoat Fast 2.5 L","description":"\u003cp\u003eHardener 2K-HS for Acrylic Clearcoat Fast 2.5 L is a fast hardener for two-component high solids (HS) acrylic clearcoat, intended for the Goldenstone Magical Gloss acrylic clearcoat.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePack size: 2.5 L\u003c\/li\u003e\n\u003cli\u003eSpeed: fast\u003c\/li\u003e\n\u003cli\u003eSystem: 2K HS\u003c\/li\u003e\n\u003cli\u003eFor Magical Gloss acrylic clearcoat\u003c\/li\u003e\n\u003cli\u003eBrand: Goldenstone\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe hardener is mixed into the clearcoat to start the curing reaction. The fast version shortens curing, which helps in cooler booths, on spot and small repairs, and when a quick turnaround is needed. Mix in the ratio stated on the clearcoat label or technical data sheet, using a mixing cup or scale, and keep the container tightly closed after use.\u003c\/p\u003e","brand":"Goldenstone","offers":[{"title":"Default Title","offer_id":57452927648084,"sku":"GS3001HF-2500","price":63.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1082\/6897\/8516\/files\/MAGICAL-GLOSS-HAERDER-FAST-25L..png?v=1791316687"}],"url":"https:\/\/goldenstone-shop.eu\/collections\/car-paint-hardeners.oembed","provider":"Goldenstone Europe","version":"1.0","type":"link"}