Shandong Robert New Material Co., Ltd. is a leading manufacturer, supplier, and factory of high-quality fused mullite and fused/sintered mullite sand in China. Our products are widely used in the refractory industry for their excellent thermal shock resistance, high temperature stability, and low thermal expansion. Fused mullite is a refractory material with a high alumina content and superior thermal shock resistance, making it ideal for applications in industries such as steel, glass, and ceramics. Our fused/sintered mullite sand offers enhanced performance in high-temperature environments, making it suitable for use in refractory bricks and other heat-resistant products. With advanced production technology and strict quality control measures, we ensure that our fused mullite and fused/sintered mullite sand meet the highest standards for reliability and performance. Whether you are looking for a reliable supplier for your refractory material needs or seeking high-quality raw materials for your manufacturing processes, Shandong Robert New Material Co., Ltd. is your trusted partner.