This product is either discontinued or we cannot get that from suppliers.
Aywun AS5-35, Silver, Conductance >350,000W/m2 °C (0.001 inch layer), Resistance <0.0045°C-in2/Watt (0.001 inch layer), Average Particle <0.49 microns <0.000020 inch, Peak –50°C to >180°C Long, Term –50°C to 130°C.
Its unique high-density filling of micronized silver and enhanced thermally conductive ceramic particles, Arctic Silver 5 provides a new level of performance and stability. Available at Arctic Silver resellers worldwide.