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4 Inch 100mm Flexible Radial Flap Disc for Metal Polishing – Premium Surface Finishing Solution

Our 4 inch (100mm) Flexible Radial Flap Disc is specially designed for metal polishing, surface finishing, deburring, blending, and light grinding applications. Featuring a flexible abrasive flap structure, this disc provides excellent adaptability to curved surfaces, irregular shapes, and detailed polishing work.

Compared with traditional grinding wheels and standard flap discs, the flexible radial flap disc offers smooth cutting action, low vibration, reduced heat generation, and superior surface quality, making it an ideal choice for professional metal fabrication, stainless steel finishing, automotive parts, kitchenware, and precision polishing applications.

As a professional abrasive manufacturer, GC Abrasives provides customized solutions including different abrasive materials, grit sizes, backing designs, colors, and packaging options to meet various industrial requirements.
Availability:
  • 100*16MM

  • GC ABRASIVES

  • 68051000

  • 3,000 Pieces

  • Shanghai, China

  • 1, 000, 000PCS/Month

  • L/C, T/T, D/P, Western Union, Paypal, Money Gram

  • Standard Package suit for long sea - voyage

Product Features

1. Flexible Abrasive Structure

The unique radial flap design allows each abrasive flap to follow the contour of the workpiece surface, making it especially suitable for:

  • Curved surfaces

  • Complex profiles

  • Weld seam blending

  • Edge rounding

  • Fine finishing operations

The flexible structure reduces scratching and provides a more uniform polishing effect.


2. Excellent Surface Finishing Performance

The radial flap design creates a consistent abrasive contact area, delivering:

✔ Smooth polishing effect
✔ Uniform surface finish
✔ Reduced grinding marks
✔ Excellent blending performance
✔ Lower risk of surface damage

Ideal for applications where appearance and surface quality are critical.


3. Low Heat Generation

Compared with conventional abrasive wheels, flexible flap discs generate less friction heat during operation.

Benefits include:

  • Reduced risk of discoloration

  • Less thermal damage to stainless steel

  • Improved workpiece quality

  • Longer abrasive life

Especially suitable for stainless steel, aluminum, and other heat-sensitive materials.


4. Long Service Life & Stable Performance

High-quality abrasive grains and optimized bonding technology ensure:

  • Fast material removal

  • Consistent cutting performance

  • Longer working life

  • Lower replacement frequency


Product Specifications

Item Description
Product Name Flexible Radial Flap Disc
Diameter 100mm / 4 inch
Hole Size 16mm / 22.23mm (Optional)
Abrasive Type Aluminum Oxide / Silicon Carbide / Ceramic Optional
Grit Range P36– P120
Application Polishing, finishing, blending
Backing Material Flexible nylon / plastic backing
Color Blue / Green / Customized
Machine Angle Grinder / Polishing Machine
Max Speed According to product specification
Packing Inner box + carton / Customized

Available Grit Options

Grit Application
P36 Heavy cleaning, weld blending, coarse polishing
P40 General surface preparation
P60 Medium finishing
P80 Fine polishing
P100 Smooth finishing
P120 Mirror finishing and precision polishing

Recommended Applications

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5

Stainless Steel Finishing

  • Stainless steel sheets

  • Kitchen equipment

  • Food processing machinery

  • Decorative metal products

Metal Fabrication

  • Weld seam blending

  • Deburring

  • Surface preparation

  • Edge finishing

Automotive Industry

  • Aluminum parts

  • Exhaust systems

  • Motorcycle components

  • Precision metal finishing

Professional Polishing

  • Mold finishing

  • Tool polishing

  • Hardware products

  • Custom metal fabrication


Advantages Compared with Traditional Abrasives

Flexible Radial Flap Disc Traditional Grinding Wheel
Flexible contact surface Rigid grinding surface
Better for curved surfaces Limited adaptability
Lower vibration Higher vibration
Less heat generation Higher risk of overheating
Better surface appearance More grinding marks
Suitable for fine finishing Mainly material removal

Recommended Materials

Material Performance
Stainless Steel ★★★★★ Excellent
Aluminum ★★★★★ Excellent
Carbon Steel ★★★★☆ Good
Copper / Brass ★★★★☆ Good
Titanium Alloy ★★★★☆ Available

Why Choose GC Abrasives?

GC Abrasives specializes in manufacturing and exporting cutting wheels, grinding wheels, flap discs, and coated abrasives for global industrial customers.

We provide:

✅ Professional abrasive manufacturing experience
✅ Stable quality control system
✅ Customized abrasive solutions
✅ OEM & private label service
✅ Competitive factory pricing
✅ Technical support for different applications

Whether you need standard products or customized abrasive solutions, our team can help select the right abrasive specification for your production requirements.


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