Profile: Jiangxi OIM Chemical Co.,Ltd. is a engaged in the field of activated alumina, molecular sieves, silica gel, ceramic balls and various tower packing. Our products are widely used in petrochemical, industrial gases, PSA VPSA oxygen and nitrogen gas production, electronics, and environmental protection industries. We are an ISO 9001:2015 certified company. Ceramic raschig ring is a random packing. The height is equal to the diameter. Normal specifications are 25mm to 76mm. The smallest size is 3mm. The largest size is 150mm. It has acid resistance and heat resistance performance. The small sizes up to 8mm are mainly used as catalyst support media.