Kömmerling GD677NA is a reactive chemistry product known for its superior heat and weathering resistance. It exhibits excellent adhesion to glass and spacer materials. This product meets the ASTM E2190 and CGSB 12 8 standards. Its primary use is as a polyurethane secondary sealant for insulating glass in windows.
Product Type: 2K (2 component) Sealant, Reactive Sealant
Application Area: Insulating Glass, Spacer, Windows
Compatible Substrates & Surfaces: Glass
Chemical Family: Polyurethanes (PU)
Features: Good Adhesion, Good Weather Fastness, Heat Resistance