3M Fibre Disc

The 3M Fibre Disc 381C is a versatile, general‑purpose metalworking disc designed for grinding, weld removal, deburring and blending on common metals such as carbon steel.

Key Features

• Heavy‑weight fibre backing provides toughness and durability.
• Closed‑coat construction gives high grain density and stability under heat and pressure.
• Resin bond with aluminum oxide mineral delivers aggressive material removal and a consistent finish.
• Suitable for use with portable tools for better workpiece access.

Specifications

• Abrasive Material: Aluminum Oxide
• Backing Material: Fibre
• Bond Type: Resin
• Coat Type: Closed Coat
• Product Color: Red
• Typical Applications: Grinding, Deburring, Weld Removal, Blending

Applications

• General purpose metalworking
• Weld removal and grinding
• Blending and surface finishing
• Use with portable grinders and appropriate face plates