Single Component Polyurethane Adhesive Corner Sealant for Windows and Doors - 40,000 sqm Factory, 30,000 Daily Output

Single-component polyurethane adhesive sealant specifically designed for structural bonding and sealing of door and window corners. This high-performance sealant offers excellent bonding strength, weather resistance, and waterproofing properties for various construction applications.

Produced by a factory with 20 years of adhesive manufacturing experience, covering 40,000 square meters with highly mechanized equipment. Daily production capacity of 30,000 units supported by over 200 production and R&D personnel. OEM/ODM services available with competitive pricing.

• High bonding strength for aluminum alloy, steel-plastic co-extrusion, aluminum-plastic composite, and wood-aluminum composite materials
• Moderate curing speed with initial curing achieved in relatively short time at room temperature
• Excellent weather resistance including UV resistance, high/low temperature tolerance, and aging resistance
• Good flexibility after curing to accommodate door and window vibration and deformation
• Superior waterproofing by effectively filling gaps between corner codes and profiles

• Structural bonding and sealing of thermal break aluminum alloy door and window corners
• Structural bonding and sealing of steel-plastic co-extruded profile doors and windows
• Structural bonding and sealing of wood-aluminum composite doors and windows
• Structural bonding and sealing of metal curtain wall doors and windows
• Structural bonding and sealing of standard aluminum alloy and wood-aluminum doors and windows

Ensure construction surfaces are clean, dry, and free from dust, grease, and moisture. Use appropriate cleaners and cloths for thorough cleaning. Prepare caulking gun in advance.

• Cut nozzle tip to appropriate size using utility knife or scissors
• Load sealant cartridge securely into caulking gun
• Hold gun at 45-degree angle and apply sealant evenly along joint
• For longer joints, apply in sections and smooth each section immediately

Clean excess sealant promptly with damp cloth or scraper before curing occurs.

A: Sample orders require 1-3 days. Mass production orders require 7-10 working days.

A: Yes, we provide free samples for evaluation.

A: Yes, we offer OEM services with custom volume and tube packaging options.

A: Our factory is located in Guangdong Province and welcomes visitors.

A: Sample orders require 100% payment. Mass orders require 30% TT prepayment with 70% balance payment.