China Polyurethane Foam Sealant | Suppliers & Factory for Thermal Insulation, Sealing, and Filling Solutions

Our single component polyurethane foam filling material is the ideal choice for external insulation applications and construction installations. Manufactured in China, this versatile product is supplied by leading suppliers and factories in the industry. It is designed for a range of purposes, including bonding, fixing, installation, sound insulation, thermal insulation, sealing, moisture-proofing, gas isolation, and filling structural gaps, engineering holes, and various crack gaps. Choose our polyurethane foam for reliable performance and superior insulation solutions

Product Description

🧪 Product Characteristics

🌡️ Normal Operating: +5°C ~ +35°C
✅ Optimal Operating: +18°C ~ +25°C
❄️ After Curing: -30°C ~ +80°C
💡 Surface Adhesion: Foam adheres to concrete, coatings, walls, wood, and plastic surfaces — but not Teflon or silicone resin. The product does not pose any harm to the human body after solidification.

⚠️ Safety Advice

🔔 Important: Please read all safety instructions carefully before use. Improper use may result in injury or property damage.
  • Keep the container out of reach of children.
  • It is prohibited to puncture or burn empty cans after use.
  • Do not come into contact with open flames or flammable and explosive materials.
  • Adequate ventilation is required at the construction site; wear protective gloves and goggles, and smoking is prohibited.
  • If ventilation is inadequate, wear respiratory equipment.
  • If foam touches eyes or skin, wash immediately with soap and water. If unwell, seek medical attention immediately.
  • Store in a dry and cool place (+50°C maximum), avoiding direct sunlight.
  • Prohibit storage in damp environments to prevent leakage from iron cans due to rust.

📦 Storage & Expiry

Polyurethane foam sealant shall be stored in its original packaging in a dry and ventilated environment at 27°C or lower. The storage period is 12 months.

🛒 Product Package

Polyurethane foam caulking agent is supplied to customers in 750 ml can packaging.

🏗️ Application Scenarios

Suitable for fixed bonding, filling, and insulation of various doors, windows, and cabinets; sealing, insulation, and heat preservation of various pipelines; edge sealing of walls, roofs, and enclosure panels; fixing, bonding, filling, and insulation throughout the interior.

Frequently Asked Questions

Q What is the normal operating temperature range for the foam sealant?
The normal operating temperature of the material tank is +5°C to +35°C. The optimal operating temperature for best results is between +18°C and +25°C.
Q What temperature range can the cured foam withstand?
After curing, the foam can withstand temperatures ranging from -30°C to +80°C, making it suitable for a variety of environmental conditions.
Q What surfaces does the polyurethane foam bond to?
The foam adheres well to concrete, coatings, walls, wood, and plastic surfaces. It does not bond with Teflon or silicone resin surfaces.
Q How should the product be stored and what is its shelf life?
The sealant should be stored in its original packaging in a dry, ventilated environment at 27°C or below. Avoid direct sunlight and damp environments. The shelf life is 12 months.
Q What safety precautions should be followed during application?
Work in a well-ventilated area, wear protective gloves and goggles, and avoid smoking. Keep containers away from open flames and out of reach of children.
Q What are the main application scenarios for this foam sealant?
It is ideal for bonding and insulating doors, windows, and cabinets; sealing pipelines; edge sealing of walls and roofs; and general interior gap-filling applications.

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