Yedu Refractory Corundum mullite/mullite-Ceramic Pusher Plate/ Sagger vane zvakanakira zvakakwirira zveAl2O3, kuderera kwehutsvina, kukwirira kwekushisa kwepamusoro, yakanakisa thermal shock kugadzikana, yakaderera coefficient yekuwedzera uye yakanaka creep performance.