The ZIRCONIA SANDING BELT-533 series sanding belt features a durable blue Y-type polyester cloth backing, specifically engineered for the precision casting industry. This belt excels in grinding and polishing tasks on stainless steel, alloy steel, carbon steel, and high manganese steel castings. The 533 series stands out for its unique combination of sharpness and durability, tailored to meet the rigorous demands of industrial applications.