Sealing Windshields And Glazing For Boats Polyurethane Car Windshield Sealant

اسم العلامة التجارية:	OEM
رقم الطراز:	عام
الـ MOQ:	300 صندوق
السعر:	negotiable
شروط الدفع:	خطاب الاعتماد، D/A، D/P، T/T، ويسترن يونيون، موني جرام
قدرة الإمداد:	1000000000 قطعة في الشهر

Characteristics

Polyurethane automotive windshield sealant is a high-strength, moisture-curing elastomeric adhesive specifically engineered for the critical task of bonding and sealing windshields to vehicle frames, as well as sealing joints and gaps in automotive glazing systems. Its primary application scenarios include new vehicle manufacturing, windshield replacement, and repair of damaged windshield seals in passenger cars, commercial vehicles, and off-road equipment. The application method follows a precise, industry-standard process: first, thoroughly clean and dry the windshield glass and vehicle frame bonding surfaces, removing any residual old sealant, dust, oil, or contaminants; apply a primer (when required by the substrate type) to enhance adhesion and allow it to dry completely; then extrude the sealant uniformly along the vehicle frame’s bonding flange using a caulking gun, ensuring a continuous, consistent bead without gaps or bubbles; carefully position the windshield onto the sealant bead, aligning it accurately with the frame; apply uniform pressure to ensure full contact between the glass and sealant, and allow the sealant to cure at ambient temperature—curing is accelerated by atmospheric moisture, and the vehicle should be kept stationary during the curing period to ensure optimal bond strength and sealing performance.

Features

Exceptional bonding strength: Delivers high shear and tensile strength, forming a permanent, structural bond between windshield glass and metal/ composite vehicle frames that resists separation even under extreme driving conditions (e.g., vibrations, impacts, or temperature fluctuations).
Superior weather and environmental resistance: Withstands a wide temperature range (-40°C to 120°C), UV radiation, rain, snow, road salt, and industrial pollutants without degradation, ensuring long-term sealing integrity and preventing water or debris infiltration.
Excellent flexibility and movement accommodation: Maintains elasticity after full curing, adapting to thermal expansion and contraction of the windshield and vehicle frame, as well as minor structural movements, without cracking, shrinking, or losing seal tightness.
Rapid moisture curing: Cures quickly upon exposure to atmospheric moisture, enabling efficient production workflows in automotive factories and reducing downtime for windshield replacement in repair shops.
Chemical and corrosion resistance: Resists degradation from automotive fluids (gasoline, diesel, engine oil, coolant), cleaning agents, and road chemicals, protecting the bonding interface from corrosion and ensuring durability.
Compatibility with automotive substrates: Bonds securely to glass, steel, aluminum, fiberglass, and most automotive composite materials, with optional primers enhancing adhesion to low-surface-energy substrates.

Applications

New automotive manufacturing: Structural bonding and sealing of windshields, rear windows, and side glass during vehicle assembly, ensuring safety, waterproofing, and acoustic insulation.
Windshield replacement and repair: Professional repair of cracked, chipped, or detached windshields in automotive service centers, restoring the vehicle’s structural integrity and sealing performance.
Commercial and heavy-duty vehicles: Sealing and bonding windshields for trucks, buses, construction machinery, and agricultural vehicles, withstanding harsh operating environments and heavy vibrations.
Specialty vehicles: Glazing sealing for electric vehicles (EVs), hybrid vehicles, racing cars, and recreational vehicles (RVs), meeting strict safety and aerodynamic requirements.
Automotive aftermarket modifications: Sealing custom glass installations, sunroofs, or panoramic roof systems, ensuring compatibility with non-standard glazing configurations.
Marine and off-road vehicles: Sealing windshields and glazing for boats, yachts, ATVs, and UTVs, resisting saltwater corrosion, humidity, and extreme temperature variations.

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محايد سيليكون مانع التسرب

مانع تسرب رغوة البولي يوريثين

لاصق خالي من الأظافر

الاكريليك مانع التسرب

مادة التسرب MS

الجص البلاط

بو مانع التسرب

مانع التسرب المقاوم للحريق

(ر تي في سيليكون)

مسدس السيليكون في البراميل

سائل الطاقة الشمسية

مانع تسرب الأبواب المنزلقة

لاصق زراعة حديد التسليح

لاصق تعليق جاف إيبوكسي

غراء الزاوية