Conventional ceramic raw materials involve clay minerals including kaolinite, whereas more recent materials contain aluminium oxide, far more frequently often called alumina. Fashionable ceramic materials, which are categorised as advanced ceramics, involve silicon carbide and tungsten carbide. The piezoelectric outcome is usually more robust in materials that also show pyroelectricity, https://mag-beads26047.wikievia.com/11026515/the_5_second_trick_for_silicon_carbide