... 2.high conductivity 1.6 3.for LED lamps,bulbs,lights,etc 4.1kg/box Hengda LED Kafuter-5216 Condcutive Paste ... sealing in LED bulbs, high-power LED street lights, mine lights, and other lights or lamps which requires high thermal conductivityProperties Product NameK ... Conductive Paste/Silicone Grease/High Thermal Paste for LED Lamps/Lights/Bulbs