One-component construction sealant Vi-Pro® Strongbond SB20 MS

One-part low modulus construction sealant

Vi-Pro® Strongbond SB20 MS is a one-component, gun-grade, non-sag – Silyl Modified Polymer construction sealant. It cures under the influence of atmospheric moisture to form a high performance compound with permanent elasticity and high resistance to ageing and weathering. Solvent- and isocyanate-free. Vi-Pro® Strongbond SB20 MS is a versatile and performant construction sealant for expansion and construction joints in vertical and horizontal applications, joints in precast elements, external walling and cladding joints. Suitable for metal roof and gutter sealing, bridge and balcony parapets, weatherproofing of joints between brickwork, block-work, masonry, wood, concrete, metal, window or door frames.

FEATURES:

• Environmental friendly – free of isocyanates and solvents
• No hazard symbol required
• No bubble formation – Odorless
• Bonds and seals at the same time
• Permanently elastic; accommodates joint movement of ±25%
• Easy to gun with excellent tooling consistency
• Performant adhesion on all construction materials
• Exceptional thixotropy, non-sagging, short cut off string
• Excellent primerless adhesion on all typical construction and industrial materials
• Non-staining on concrete and porous materials
• Excellent resistance to ageing, weathering; color stable and non-yellowing
• Over-paintable with many water and solvent based paints (preliminary tests recommended).