Available in formulations for pneumatic and manual dispensing, Loctite Two-Part Silicones rapidly bond metal, glass, and ceramic substrates, and cure to handling strength in 5 to 50 min. Shelf life exceeds 12 months at room temperature. With grades to meet UL-746C, noncorrosive adhesives resist temperatures to 230°C, cure through large gaps and enclosed bond lines, and require no primers. They resist UV rays, water, outdoor temperature variations, and most cleaning solutions.