It Is Used For Maintaining A Positive Heat-Sink Seal That Improves Heat Transfer From The Electrical / Electronic Component / Device To The Heat Sink Or Chassis Thereby Increasing The Overall Efficiency Of The Component / Device ✔Notice: The Net Weight Of This Silicon Grease Is As Written In Title, Thermal Conductivity : >0.965 W/M-K Thermal Resistance : <0.225°C-In²/W Working Temperature Range: - 30 ℃~ 180 ℃ ✔The Heat Sink Paste Is Metal-Free And Non-Electrical Conductive Which Eliminates Any Risks Of Causing Short Circuit, Adding More Protection To The CPU And VGA Cards. ✔With an ideal consistency, is very easy to use, even for beginners. Once applied, you do not need to apply it again as it will last at least for years.