Aluminium Oxide Fibre Sanding Discs – For Mild Steel, Cast Iron & Wood

Get reliable, all-purpose sanding power with our aluminium oxide fibre discs, ideal for use on mild steel, cast iron, non-ferrous metals, and even hard or aged wood. These durable discs are designed for use with central clamp-style backing pads, making them a cost-effective and versatile solution for a wide range of sanding and grinding tasks.

Whether you're tackling general fabrication, metal prep, or woodworking, these discs deliver consistent results and solid performance at every stage.

⚙️ Key Features:

• Premium Aluminium Oxide Abrasive

  • Ideal for general-purpose sanding, cleaning, stripping, and light grinding

  • Effective on both metal and wood surfaces, including softwood and hardwood

• Heavy-Duty Fibre Backing

  • Made from 0.8mm thick fibre, ensuring long-lasting durability and resistance to tearing

  • Maintains disc stability under pressure for cleaner, more consistent finishes

• Star-Pattern Centre Hole

  • Easy to mount on central clamping backing pads

  • Compatible with standard angle grinders using suitable support pads

🛠️ Recommended Applications:

• Mild steel cleaning and shaping

• Grinding cast iron or non-ferrous metals

• Sanding hardwood and old timber

• Paint and surface prep on wood or metal

• General metal fabrication

🧩 Choose the Right Backing Pad:

• Firm Backing Pads: Use for high-pressure grinding, material removal, and shaping

• Soft Backing Pads: Use with finer grades to minimize scour marks and achieve smoother finishes on wood or metal
  

• For suitable Backing Pads Click Here

📏 Specifications:

• Abrasive Grain: Aluminium oxide

• Backing: Heavy-duty fibre (0.8mm thickness)

• Mounting: Central clamp fixing with star-pattern center

• Sizes Available:

  • 100mm diameter

  • Also available in zirconium version for tougher applications (see product variant)

✅ When to Use KFK Aluminium Oxide Discs:

• Working with non-ferrous metals such as aluminum, copper, or brass

• Performing general fabrication on mild steel or cast iron

• Sanding softwood, hardwood, or reclaimed timber

• Prepping metal surfaces for welding, painting, or coating

For dependable sanding and grinding performance on a wide range of materials, choose our aluminium oxide fibre discs—durable, versatile, and workshop-ready.