Excellent Thermal Conductivity Z5 thermal gel consist high heat conductivity to allow high performance of heat dissipation. Recommended with High Performance CPU Cooler Z5s density is compatible with sharp-mirrored CPU coolers surface for maximum heat dissipation. Pure Electrical Insulation Z5 is specially made to avoid any electrical damage resulted by thermal paste. Excellent thermal conductivity. Electrically non-conductive. Wide range of application temperature. Application For High quality thermal paste to provide excellent heat transfer from CPU/GPU to cooler. Technical Spec Net Weight 7g Color Silver gray Operating Temperature -50C--300C Thermal Conductivity gt;1.46 W/m-K Thermal Impedance 0.159-in2/W Dielectric Constant A 6 Viscosity 76cps Net Weight 3.0g