{"product_id":"西卡-填縫膠底油-primer-3n","title":"Sika Primer 3N","description":"\u003cdiv class=\"tldr-box\" style=\"background:#f0f4f8;border-left:4px solid #2c5282;padding:16px;margin-bottom:24px\"\u003e\n\u003cstrong\u003eQuick Summary:\u003c\/strong\u003e\n\u003cp\u003eSika Primer-3 N is a solvent-based one-component epoxy resin primer for porous substrates (e.g. concrete) and metal substrates, enhancing adhesion of Sikaflex, SikaHyflex, SikaBond and Sikasil sealants and adhesives. Clear liquid, single coat by brush or roller.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEffectively enhances sealant and adhesive adhesion\u003c\/li\u003e\n\u003cli\u003eEasy application — single coat by brush or roller\u003c\/li\u003e\n\u003cli\u003eGood water resistance\u003c\/li\u003e\n\u003cli\u003eShort flash-off time\u003c\/li\u003e\n\u003cli\u003eClear liquid, does not affect appearance\u003c\/li\u003e\n\u003cli\u003eSuitable for porous and metal substrates\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePriming before Sikaflex sealants\u003c\/li\u003e\n\u003cli\u003ePriming before SikaHyflex sealants\u003c\/li\u003e\n\u003cli\u003ePriming before SikaBond adhesives\u003c\/li\u003e\n\u003cli\u003ePriming before Sikasil silicone sealants\u003c\/li\u003e\n\u003cli\u003ePre-treatment of porous (concrete, mortar) and metal surfaces\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose Sika Primer-3 N\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eAdhesion guarantee:\u003c\/strong\u003e Purpose-designed companion primer for Sika sealant systems\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eWide compatibility:\u003c\/strong\u003e Concrete, mortar, porous substrates and metals\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFast workflow:\u003c\/strong\u003e Apply sealant once primer has dried\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSimple operation:\u003c\/strong\u003e Single coat, no repeat application needed\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eMostly in stock:\u003c\/strong\u003e Mong Kok collection or HK delivery\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePackaging\u003c\/h2\u003e\n\u003ctable border=\"1\" cellpadding=\"6\" cellspacing=\"0\" style=\"border-collapse:collapse;width:100%\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f0f0f0\"\u003e\u003cth\u003eItem\u003c\/th\u003e\u003cth\u003eSpecification\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003ctd\u003ePackaging\u003c\/td\u003e\u003ctd\u003e1 L bottle, 4 per carton\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eAppearance\u003c\/td\u003e\u003ctd\u003eClear liquid\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp\u003e\u003csmall\u003eFor detailed technical data, refer to the Sika TDS.\u003c\/small\u003e\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUse within 1 month of opening\u003c\/li\u003e\n\u003cli\u003eDiscard if gelled or separated\u003c\/li\u003e\n\u003cli\u003ePrimer promotes adhesion — does not replace proper substrate cleaning\u003c\/li\u003e\n\u003cli\u003eApply one coat only\u003c\/li\u003e\n\u003cli\u003eReseal immediately after each use\u003c\/li\u003e\n\u003cli\u003eSubstrate must be clean, dry, sound, free of oil and loose particles\u003c\/li\u003e\n\u003cli\u003eApply sealant only after primer has dried; do not exceed open time\u003c\/li\u003e\n\u003cli\u003eContains solvents — ensure ventilation. Refer to MSDS before use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003ch3\u003eIs Sika Primer-3 N a sealant?\u003c\/h3\u003e\n\u003cp\u003eNo. It is a primer to improve adhesion of subsequently applied Sika sealants and adhesives.\u003c\/p\u003e\n\n\u003ch3\u003eHow long after priming can sealant be applied?\u003c\/h3\u003e\n\u003cp\u003eApply sealant once primer has dried. Refer to the TDS for specific timing and maximum open time.\u003c\/p\u003e\n\n\u003ch3\u003eWhat substrates is it suitable for?\u003c\/h3\u003e\n\u003cp\u003ePorous substrates (concrete, mortar) and metal. Refer to the Sika Pre-treatment Chart for pairing.\u003c\/p\u003e\n\n\u003ch3\u003eHow much area does one bottle cover?\u003c\/h3\u003e\n\u003cp\u003eCoverage depends on substrate absorbency and joint width. Refer to TDS for details.\u003c\/p\u003e\n","brand":"Sika 西卡","offers":[{"title":"Default Title","offer_id":46352840392854,"sku":null,"price":1.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0594\/9027\/1382\/files\/Sika_NoClaim_pos_rgb_30_82c8bab9-575f-4df6-bf78-340e0a34a67f.png?v=1776682084","url":"https:\/\/wahhingwp.com\/en\/products\/%e8%a5%bf%e5%8d%a1-%e5%a1%ab%e7%b8%ab%e8%86%a0%e5%ba%95%e6%b2%b9-primer-3n","provider":"華興建築防水材料有限公司","version":"1.0","type":"link"}