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Gray non-woven convolute wheel, 8 inch diameter, 2 inch face, 3 inch center hole

3M

3M 09552 XL-WL Convolute Wheel 8x2x3 Fine

SKU CH-8MNR-GTQ86 MPN 09552

Abrasive convolute wheel for deburring and finishing, 8 in diameter with fine-grade silicon carbide at 4,500 RPM max

  • TypeSanders
  • Fine-grade silicon carbide removes burrs without gouging
  • Hard density rating 8 resists wear for longer wheel life
  • Open non-woven coating prevents loading on soft metals
  • 8 in diameter x 2 in face covers more surface per pass
  • Runs at 4,500 RPM maximum on compatible tools

Deburring wheel for fine finishing

The 3M 09552 XL-WL convolute wheel is an abrasive accessory built for light deburring and surface preparation. It uses a non-woven silicon-carbide construction rated at hard density grade 8. The fine-grade material produces a consistent finish on metal surfaces without aggressive stock removal. It is intended for workshops and fabrication shops that need controlled edge radiusing.

Open-coat structure resists loading

An open coating coverage allows swarf to escape during operation, reducing heat buildup and extending usable life. The wheel mounts on a 3-inch centre hole and presents a 2-inch face width for broad contact. Maximum operating speed is 4,500 RPM, so the drive spindle must not exceed that limit. The gray silicon-carbide abrasive maintains cutting action across repeated passes.

Upgrades from coated flap wheels

This wheel replaces coated flap discs or bonded wheels when the goal is a uniform satin finish rather than rapid material removal. The non-woven matrix conforms to contours and prevents undercutting on edges. The jump is worthwhile when secondary finishing steps must be eliminated and load resistance is critical. It is not suited for heavy weld grinding or deep stock removal.

Highlights

  • Fine-grade silicon carbide removes burrs without gouging
  • Hard density rating 8 resists wear for longer wheel life
  • Open non-woven coating prevents loading on soft metals
  • 8 in diameter x 2 in face covers more surface per pass
  • Runs at 4,500 RPM maximum on compatible tools

Specifications

TypeSanders
Brand3M
Model09552

Questions about this item

What does the 4,500 RPM maximum operating speed cap in practice?

The 4,500 RPM limit sets the fastest spindle speed the wheel can safely reach; running it faster risks breakage and voids the design safety margin.

What shaft size does the 3-inch connector require for mounting?

The 3-inch centre hole fits directly on a 3-inch arbor or shaft; no bushings or adapters are needed.

How is the wheel installed, and which step is commonly missed?

Slide the wheel onto the matching arbor, secure the flange nuts evenly, then spin by hand to confirm it runs true before powering on.

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