{"product_id":"sikaflex®-140-construction","title":"Sikaflex®-140 Construction","description":"\u003ch2\u003eSikaflex®-140 Construction\u003c\/h2\u003e\u003cp\u003eA 1-part polyurethane elastic joint sealant for durably sealing connection and movement joints in concrete and masonry facades. Bubble-free curing, ±25% movement capability, and excellent adhesion to most construction materials. LEED® v4 compliant.\u003c\/p\u003e\u003ch2\u003eOverview\u003c\/h2\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eProperty\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003e1-component polyurethane elastic joint sealant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDensity\u003c\/td\u003e\n\u003ctd\u003e(1.25 ± 0.1) kg\/L (ISO 1183-1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShore A Hardness\u003c\/td\u003e\n\u003ctd\u003e35 (cured 28 days at +23°C \/ 50% R.H.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecant Tensile Modulus\u003c\/td\u003e\n\u003ctd\u003e0.30 N\/mm² at 60% elongation (cured 28 days)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElastic Recovery\u003c\/td\u003e\n\u003ctd\u003e70% at 100% elongation for 24 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTear Propagation Resistance\u003c\/td\u003e\n\u003ctd\u003e6.0 N\/mm (cured 7 days)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElongation at Break\u003c\/td\u003e\n\u003ctd\u003e800% at −20°C (cured 7 days)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMovement Capability\u003c\/td\u003e\n\u003ctd\u003e±25% (ASTM C719)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eService Temperature\u003c\/td\u003e\n\u003ctd\u003e−40°C min \/ +70°C max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSkin Time\u003c\/td\u003e\n\u003ctd\u003e~120 minutes at +23°C \/ 50% R.H.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTooling Time\u003c\/td\u003e\n\u003ctd\u003e~100 minutes at +23°C \/ 50% R.H.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCuring Rate\u003c\/td\u003e\n\u003ctd\u003e~2 mm \/ 24 hours at +23°C \/ 50% R.H.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShelf Life\u003c\/td\u003e\n\u003ctd\u003e12 months from date of production\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage\u003c\/td\u003e\n\u003ctd\u003eDry, +5°C to +30°C, original sealed packaging\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eUsage\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eInterior and exterior joint sealing on building facades\u003c\/li\u003e\n\u003cli\u003eAround window and door frames\u003c\/li\u003e\n\u003cli\u003eAround precast and prefabricated elements\u003c\/li\u003e\n\u003cli\u003eFloor and wall construction joints\u003c\/li\u003e\n\u003cli\u003eGeneral purpose construction sealant\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eAdvantages\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEasy to extrude and tool\u003c\/li\u003e\n\u003cli\u003eMovement capability of ±25% (ASTM C719)\u003c\/li\u003e\n\u003cli\u003eGood adhesion to many construction materials\u003c\/li\u003e\n\u003cli\u003eBubble-free curing\u003c\/li\u003e\n\u003cli\u003eCan be overpainted with most conventional paint systems\u003c\/li\u003e\n\u003cli\u003eLEED® v4 compliant – contributes to Indoor Environmental Quality (EQ) Credit: Low-Emitting Materials\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePackaging\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e600 ml foil pack\u003c\/li\u003e\n\u003cli\u003eBox of 20 foil packs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eColour\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGrey\u003c\/li\u003e\n\u003cli\u003eWhite\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003ch3\u003eProduct Information\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eProperty\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eComposition\u003c\/td\u003e\n\u003ctd\u003eSika i-Cure® polyurethane (1-component)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Declaration\u003c\/td\u003e\n\u003ctd\u003eASTM C920-18: Type S, Grade NS, Class 25, Use T1, NT, M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShelf Life\u003c\/td\u003e\n\u003ctd\u003e12 months from date of production\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Conditions\u003c\/td\u003e\n\u003ctd\u003eDry, +5°C to +30°C, original sealed packaging\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDensity\u003c\/td\u003e\n\u003ctd\u003e(1.25 ± 0.1) kg\/L (ISO 1183-1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eTechnical Information\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eProperty\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003cth\u003eStandard \/ Condition\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eShore A Hardness\u003c\/td\u003e\n\u003ctd\u003e35\u003c\/td\u003e\n\u003ctd\u003eCured 28 days, +23°C \/ 50% R.H.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecant Tensile Modulus\u003c\/td\u003e\n\u003ctd\u003e0.30 N\/mm²\u003c\/td\u003e\n\u003ctd\u003e60% elongation, cured 28 days\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElastic Recovery\u003c\/td\u003e\n\u003ctd\u003e70%\u003c\/td\u003e\n\u003ctd\u003e100% elongation for 24 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTear Propagation Resistance\u003c\/td\u003e\n\u003ctd\u003e6.0 N\/mm\u003c\/td\u003e\n\u003ctd\u003eCured 7 days\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElongation at Break\u003c\/td\u003e\n\u003ctd\u003e800%\u003c\/td\u003e\n\u003ctd\u003eAt −20°C, cured 7 days\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMovement Capability\u003c\/td\u003e\n\u003ctd\u003e±25%\u003c\/td\u003e\n\u003ctd\u003eASTM C719\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSag Flow\u003c\/td\u003e\n\u003ctd\u003e2 mm\u003c\/td\u003e\n\u003ctd\u003e20 mm profile at +50°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCuring Rate\u003c\/td\u003e\n\u003ctd\u003e~2 mm \/ 24 hours\u003c\/td\u003e\n\u003ctd\u003e+23°C \/ 50% R.H.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eJoint Design\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMovement joints: min. 8 mm wide, max. 40 mm wide\u003c\/li\u003e\n\u003cli\u003eNon-movement joints: can be less than 8 mm wide\u003c\/li\u003e\n\u003cli\u003eMinimum depth: 8 mm, or width:depth ratio of 1:0.5 (facade) \/ 1:0.8 (floor), whichever is greater\u003c\/li\u003e\n\u003cli\u003eUse closed-cell polyethylene foam backing rod\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplication\u003c\/h2\u003e\u003ch3\u003eApplication Information\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmbient Temperature\u003c\/td\u003e\n\u003ctd\u003e+5°C min \/ +40°C max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSubstrate Temperature\u003c\/td\u003e\n\u003ctd\u003e+5°C min \/ +40°C max (min. 3°C above dew point)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Temperature\u003c\/td\u003e\n\u003ctd\u003e+5°C min \/ +40°C max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSkin Time\u003c\/td\u003e\n\u003ctd\u003e~120 minutes at +23°C \/ 50% R.H.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTooling Time\u003c\/td\u003e\n\u003ctd\u003e~100 minutes at +23°C \/ 50% R.H.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCuring Rate\u003c\/td\u003e\n\u003ctd\u003e~2 mm \/ 24 hours at +23°C \/ 50% R.H.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eApplication Steps\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSubstrate Preparation:\u003c\/strong\u003e Surface must be sound, clean, dry, and free from dirt, oil, grease, cement laitance, sealant residues, and poorly bonded coatings. Use wire brushing, grinding, or grit blasting to remove weak material. Repair damaged joint edges with suitable Sika repair products.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePriming – Non-Porous Substrates:\u003c\/strong\u003e Aluminium, stainless steel, galvanised steel, glazed tiles: lightly abrade, clean, then apply Sika® Aktivator-205 with a clean cloth. Other metals (copper, brass, titanium-zinc): abrade, clean, apply Sika® Aktivator-205, wait flash-off time, then prime with Sika® Primer-3 N. PVC: prime with Sika® Primer-215.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePriming – Porous Substrates:\u003c\/strong\u003e Concrete, aerated concrete, cement renders, bricks: prime with Sika® Primer-3 N or Sika® Primer-115. Concrete 2–3 days old or matt wet: use Sika® Primer-115.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Apply masking tape if required. Insert backing rod to required depth. Prime joint surfaces. Open foil pack, fit nozzle, cut to desired bead size, and insert into application gun. Apply sealant into joint avoiding air entrapment. Tool firmly against joint sides immediately using Sika® Tooling Agent N. Remove masking tape within skin formation time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverpainting:\u003c\/strong\u003e Allow full cure before overpainting. Test paint compatibility per ISO\/TR 20436:2017 before full application.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDo NOT use on:\u003c\/strong\u003e Natural stone (granite, marble, limestone), bitumen, natural rubber, EPDM rubber, or joints in swimming pools with chlorine treatment.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sika","offers":[{"title":"Gray","offer_id":42519325933653,"sku":null,"price":8.98,"currency_code":"USD","in_stock":false},{"title":"Cool White","offer_id":42519325966421,"sku":null,"price":9.36,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0616\/5987\/3365\/files\/Sikaflex_-140_Construction.png?v=1779332605","url":"https:\/\/esemall.com\/products\/sikaflex%c2%ae-140-construction","provider":"ESE Mall Construction Hub","version":"1.0","type":"link"}