R1242C Flexovit® 4" x 36" 40 Grit Aluminum Oxide Industrial Sanding Belt
The R1242C Flexovit® 4" x 36" 40 Grit Aluminum Oxide Industrial Sanding Belt is a rugged abrasive solution engineered for efficient stock removal, grinding, and surface preparation. Made with premium aluminum oxide abrasive grains, this sanding belt combines cutting efficiency, long service life, and consistent performance, making it a trusted choice for professionals in demanding industries.
With its 40-grit construction, the R1242C is ideal for medium-coarse sanding applications. It excels at weld blending, heavy deburring, beveling, paint and rust removal, and surface leveling. The sharp, blocky aluminum oxide grains provide continuous cutting action, while the resin bond resists heat buildup, ensuring cooler grinding and extending belt longevity, even under high-pressure workloads.
Measuring 4 inches wide by 36 inches long, the R1242C is designed to fit most portable and stationary belt sanders. Its larger format delivers broad coverage, making it efficient for use on bigger surfaces and industrial-scale projects. The durable cloth backing provides superior tear resistance and flexibility, enabling the belt to adapt to contours, edges, and irregular surfaces while maintaining stability in heavy-duty use.
This belt is trusted across industries including metal fabrication, woodworking, aerospace, automotive repair, shipbuilding, and heavy equipment maintenance. Whether grinding stainless steel, refining carbon steel, or smoothing hardwood surfaces, the R1242C delivers professional-grade results and long-lasting reliability.
As part of the Flexovit® Industrial Sanding Belt line, the R1242C showcases the brand’s dedication to producing high-performance abrasives that increase productivity, reduce downtime, and lower operating costs.
Upgrade your finishing operations with the R1242C Flexovit® 4" x 36" 40 Grit Aluminum Oxide Industrial Sanding Belt—engineered for durability, precision, and dependable performance in industrial environments.
