CGW 42545 5" X 7/8" Type 27 80-Grit XL Z3 Zirconia Flap Disc

The CGW 42545 5" X 7/8" Type 27 80-Grit XL Z3 Zirconia Flap Disc is designed for aggressive material removal on steel surfaces. With a premium zirconia alumina grain bonded to a poly/cotton backing, this disc combines durability with a quality finish. The zirconia concentration supports high stock removal, making it suitable for demanding grinding tasks while the XL construction offers extended life, which can help reduce setup time and disc changes in heavy-duty grinding workflows. An active grinding aid is included to promote cooler cutting under light pressure, helping mitigate heat buildup during prolonged use.

Constructed as a Type 27 flap disc, the 5-inch diameter and 7/8-inch arbor size are aligned for compatibility with standard right-angle grinders commonly used in metal fabrication and maintenance environments. The combination of grain and backing is chosen to balance aggressive material removal with a reasonable finish, enabling users to perform rapid material removal without sacrificing too much surface quality. This disc is intended for aggressive use and heavy-duty applications where higher stock removal rates are required, particularly on steel components where robust grinding is necessary.

Practical considerations include ensuring the grinder is set to appropriate speeds for zirconia-based discs and following standard safety practices for flap discs. The product is packaged with ten discs per box, facilitating inventory management and project planning for shops that perform frequent, high-demand grinding tasks. As with all abrasive products, follow the manufacturer’s guidelines for mounting, RPM limits, and inspection to ensure optimal performance and safety.

Features:

• Premium Zirconia Alumina grain for high stock removal
• Poly/cotton backing provides durability and finish
• 80-grit with Type 27 configuration for versatile grinding angles
• Active grinding aid for cool cutting with light pressure
• Fastest stock removal in the marketplace for steel applications
• Recommended for aggressive use and heavy-duty applications