▎ 摘　　要

NOVELTY - Long-life swing channel casting material comprises 45-50 pts. wt. chrome corundum, 10-15 pts. wt. brown corundum, 5-10 pts. wt. silicon carbide, 2-3 pts. wt. silica powder, 2-3 pts. wt. pure calcium aluminate cement, 6-7 pts. wt. activated alumina, 2-3 pts. wt. spherical asphalt, 2-3 pts. wt. metal silicon, 1-2 pts. wt. composite explosion-proof agent, 2-3 pts. wt. compound antioxidant and 0.1-0.2 pts. wt. water reducer. USE - Used as long-life swing channel casting material. ADVANTAGE - The long-life swing channel casting material has high rupture strength and compressive strength, low apparent porosity, good high temperature strength of the swinging groove obtained by casting, not easy to burst, good application performance and long service life, and good production application value. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for a preparation method of long-life swing channel casting material.