Thermal Paste - 4g, thermal conductivity of 12W/mK Are you building a new computer? Several measures are taken in order to prevent the CPU from overheating. One of them includes this SilentiumPC Pactum PT-4 4g thermal grease weighing 4 g. The thermal grease is made to heat transfer from the processor for cooling. It increases the contact of both parts and helps by lowering the temperature, which lengthens the service life of the integrated circuits. SilentiumPC Pactum PT-4 4g Thermal Grease Key Features Thermal grease weight: 4 g Its thermal conductivity is 12 W/mK