
Building Material Gap Caulking Crack Filler PU Foam Gap Filler Multi-Purpose Construction PU Foam. High Tensile Bond Strength: Strong adhesion with PVC plastic board exceeding 170 Kpa and aluminum board over 150 Kpa. Customizable OEM/ODM: Accepts OEM and ODM services for private design and customized packaging solutions. Free Sample Provision: Provides free samples for quality checking and confirmation before placing any order. Fast Production Cycle: Produces one 20-foot container within a maximum of 15 days for efficient delivery. Multi-Scene Application: Suitable for construction, packing, and woodworking with instant adhesive bonding function. Fire Safety Compliance: Meets Fire Class B3 standards, ensuring safety for various building material applications. Long Shelf Life: Ensures product stability with a shelf life of 12 months under proper storage conditions.