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

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