
Water Swelling Strip for Joint Sealing. High Volume Expansion: Expands 150%-400% upon water contact to create effective compression seal. Customizable Dimensions: Available in standard sizes (20*30, 10*10, etc.) or customized to requirements. Bentonite Free Formula: Contains no bentonite, suitable for fresh and salt water environments. Dimensional Stability: Maintains stability even at high temperatures and after wet/dry cycling. Free Sample Availability: Free samples provided; client only pays for delivery costs. OEM/ODM Service: Full OEM and ODM services available with custom design and technical drawings. Rapid Expansion: Features rapid expansion capabilities for efficient joint sealing applications. Versatile Application: Ideal for vertical/horizontal concrete joints, pipe penetrations, and sewage structures.