Description

Product Data Sheet

Sikaflex®-15 LM is a low-modulus, high-performance, 1component, polyurethane-based, non-sag elastomeric sealant. Meets Federal Specification TT-S-00230C, Type II, Class A; ASTM C-920, Type S, Grade NS, Class 100/50, use T, NT, G, A, O, M; Federal Specification for silicones – TT-S-001543 A, Type non-sag. Tested in accordance with ASTM C-1382 for use in EIFS systems.

Uses

• Excellent for moving joints in vertical applications.
• Suitable for use between similar as well as dissimilar materials.
• Typical applications include joints in concrete panel and wall systems, around window and door frames, reglets, flashing, common roofing detail applications, etc.
• Exceptional sealant choice for high-rise and facade applications where high movement capability is required.
• 2- and 3-hour UL Fire Rated Joint System Nos. FF-S0007, FF-S-0037, FW-S-0015, FW-S-0018, HW-S-0076, HW-S-0095, WW-S-0011 and WW-S-0060.
• An effective sealant for use in Exterior Insulation Finish Systems (EIFS).

Characteristics/Advantages

• Low modulus of elasticity
• Easy and ready to use
• Eliminates time, effort, waste, and equipment clean-up
• High elasticity – cures to a tough, durable, flexible consistency with exceptional cut and tear resistance
• Stress relaxation
• Very good adhesion – bonds to most construction materials without a primer
• Very good resistance to weathering
• Proven in tough climates around the world
• Urethane-based, suggested by EPA for radon reduction
• Can be painted ▪ Jet fuel resistant
• Proven in tough climates around the world
• Non-leaching
• Movement capability of +100/-50% (ASTM C 719)