... .high conductivity 1.6 3.for LED lamps,bulbs,lights,etc 4.1kg/box Hengda LED Kafuter ... (for High-Power LED Street Lamps,Mine Lamps,Bulbs ) FeaturesHigh thermal conductivity about 2.0 and electrical ... semi-conductors Apply in bonding and sealing in LED bulbs, high-power LED street lights, mine lights, ... /case Shelf Life:one yearStore in dry and cold place Hengda LED Kafuter-5216 Conductive Paste/Silicone ...