PVC SG5 is a medium–molecular weight polyvinyl chloride resin manufactured through the polymerization of vinyl chloride monomer. With a K-value in the range of 66–68, it offers excellent versatility, making it suitable for both rigid and flexible applications.

This grade is known for its strong processing performance, high mechanical strength, outstanding chemical resistance, and long service life. Thanks to these reliable properties, PVC SG5 is widely used in construction materials, packaging products, and electrical applications.