White Fused Alumina (WFA)

White Fused Alumina (WFA) is a synthetic abrasive made from high-purity aluminum oxide (Al₂O₃), fused at high temperatures in an electric arc furnace.

Key Features

• Mohs Hardness: Approx. 9

• High-purity aluminum oxide

• Strong cutting performance

• Iron-free, minimizing ferrous contamination

• Excellent self-sharpening properties

• Produces a uniform surface finish

1. Stainless Steel Surface Treatment

Suitable for:

• SUS304

• SUS316

• Food processing equipment

• Medical equipment

Effects:

• Removes surface oxidation

• Creates a uniform matte finish

• Minimizes the risk of iron contamination

2. Aluminum Alloy Surface Treatment

Suitable for:

• Aluminum extrusions

• Aluminum die-cast parts

• Aluminum housings

Effects:

• Removes machining marks

• Improves coating adhesion

• Creates a uniform matte finish

3. Precision Parts Processing

Suitable for:

• Optical components

• Electronic components

• Precision mechanical parts

Effects:

• Produces a fine surface finish

• Reduces the risk of deep scratches

4. Mold Cleaning

Suitable for:

• Plastic molds

• Rubber molds

• Die-casting molds

Effects:

• Removes carbon deposits

• Removes adhesive residue

• Minimizes dimensional changes when proper blasting parameters are used

5. Medical Devices

Suitable for:

• Surgical instruments

• Medical equipment components

Effects:

• Creates a uniform matte finish

• Improves surface cleanliness

6. Semiconductor & Electronics Industry

Suitable for:

• Quartz components

• Wafer fixtures

• Precision equipment components

Effects:

• Removes surface contaminants

• Suitable for high-cleanliness surface treatment

7. Glass Engraving

Suitable for:

• Architectural glass

• Art glass

• Decorative glass

Effects:

• Creates a fine frosted engraving

• Produces clear, detailed patterns

#24–#60

Coarse Grit

Suitable for:

• Oxide scale removal

• Surface roughening

Effects:

• Creates a rougher surface profile

• Improves coating adhesion

#80–#120

Medium Grit

Suitable for:

• Stainless steel matte finishing

• Aluminum surface treatment

Effects:

• Commonly used grit range

• Creates a uniform surface finish

#150–#220

Fine Grit

Suitable for:

• Precision components

• Optical components

Effects:

• Creates a fine matte finish

• Produces a premium surface appearance

#240 and Finer

Extra-Fine Grit

Suitable for:

• Semiconductor equipment

• Medical devices

Effects:

• Produces an ultra-fine surface finish

• Suitable for high-cleanliness surface treatment

Food Processing Machinery Industry

• Stainless steel equipment

• Food conveying equipment

Medical Device Industry

• Surgical instruments

• Precision medical components

Semiconductor Industry

• Quartz components

• Wafer processing equipment

Optoelectronics Industry

• Optical components

• Precision fixtures

Bicycle Industry

• Aluminum alloy frames

• High-end components

Automotive & Motorcycle Industry

• Aluminum surface treatment

• Matte finishing of precision components

Mold & Die Industry

• Mold maintenance

• Mold restoration

1. Wear Proper Protective Equipment

Recommended protective equipment:

• Sandblasting helmet

• Dust mask or respirator

• Safety goggles

• Protective gloves

2. Keep Away from Moisture

Exposure to moisture may cause Brown Fused Alumina to:

• Clump together

• Clog the blasting nozzle

• Reduce media flow

Store in a cool, dry place and keep the abrasive media dry.