Cool Braze Heat Absorption Putty - 1/2lb

COOL BRAZE; completely stops heat transfer up to 3000 deg F when brazing, soldering or welding copper or brass. It provides effective protection as a heat shield for TXVs, reversing and ball valves. COOL BRAZE; blocks direct and conductive heat on surfaces and metals including composite panels, rubber and plastics. It will also stop the warpage of thin metal due to heat.