Bostik® 70-05A is a high-performance silyl modified polymer (SMP) adhesive sealant engineered for strong, flexible, and long-lasting bonding and sealing across industrial, construction, and assembly applications. Its solvent-free formula delivers excellent adhesion to a wide range of substrates without primers.
High-strength SMP adhesive sealant for industrial and construction use
Excellent adhesion to metals, plastics, composites, and coated surfaces
Flexible, durable seal that resists weathering, vibration, and movement
Suitable for bonding, sealing, and assembly applications
Engineered for versatility, Bostik® 70-05A Silyl Modified Polymer Adhesive Sealant forms strong, elastic bonds that withstand dynamic loads, thermal expansion, and environmental exposure. Its advanced SMP chemistry provides primerless adhesion to most common materials—including metals, composites, plastics, glass, and coated surfaces—making it ideal for manufacturing, assembly lines, transportation equipment, RV and marine construction, building components, and general industrial sealing tasks. The sealant cures to a flexible, durable elastomer that resists UV, moisture, and temperature cycling while maintaining excellent bond strength. With low odor, solvent-free formulation, and easy tooling, Bostik® 70-05A offers a clean, professional solution for long-term performance in demanding environments.
Technical Specifications
Brand: Bostik®
Technology: Silyl Modified Polymer (SMP)
Type: Adhesive Sealant
Cure Mechanism: Moisture curing
Properties: Flexible, durable, UV- and weather-resistant
Substrates: Metals, plastics, composites, coated surfaces, glass, and more