Excellent Thermal Conductivity Z3 thermal gel consist high heat conductivity to allow high performance of heat dissipation. High Compatibility for Most CPU Cooler Z3’s density is compatible with sharp-mirrored CPU cooler’s surface for maximum heat dissipation. Pure Electrical Insulation Z3 is specially made to avoid any electrical damage resulted by thermal paste. Application For High quality thermal paste to provide excellent heat transfer from CPU/GPU to cooler. Technical Spec Color : Silver gray Operating Temperature : -50C--300C Thermal Conductivity : gt;1.134 W/m-K Thermal Impedance : 0.201-in2/W Dielectric Constant A : 5.1 Viscosity : 73cps Net Weight : 1.5gr