INERT HIGH HARDNESS MATERIAL FOR TOOL LENS PRODUCTION IN IMAGING APPLICATIONS

摘要

A tungsten carbide material for use in precision glass molding applications having 6.06-6.13 wt. % carbon, 0.20-0.55 wt. % grain growth inhibitor, less than 0.25 wt. % binder, less than 0.6% wt. % impurities, and balance being tungsten. The tungsten carbide material has a nominal grain size of less than 0.5 microns.