- Specially Formulated for the Manufacture of Dual Seal Insulating Glass Units
- Excellent Glass to Glass Adhesion and Resistance to UV Light and Weather Extremes
CRL 9542 Insulating Glass Silicone is a single component, acetic cure silicone glass sealant specifically designed for producing long lasting insulating glass units when used with a primary seal of polyisobutylene. 9542 contains adhesion promoting additives for excellent glass-to-glass adhesion, and is resistant to ultraviolet light and weather extremes. Most bedding and glazing compounds will also be virtually unaffected. CRL 9542 has a functional temperature range of -80 degrees F to 400 degrees F (-62 degrees C to 204 degrees C). It is available in easy to use 10.3 fl. oz. (304 ml) cartridges, or in economical 4.5 gallon (17.5 l) pails and 52 gallon (196.8 l) drums. This product is black in color.
TECHNICAL DATA: Meets or exceeds Federal Specifications TT-S-1543A, Class A (COM-NBS) for silicone building sealants: TT-S-00230C, Class A (COM-NBS) for one-component silicone sealants; ASTMC-920 for elastomer joint sealants, Type S, Grade NS, Class 25, Use NT, G, A; CGSB 19GP-13.
Tack-free time is 30 minutes; fully cures 1/8 inch (3 mm) thickness in 24 hours. Units may be cautiously moved after 24 hours. Full strength is obtained in seven days.
SHELF LIFE: 12 months
Recommended for dual seal units only.