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62052 - Pferd POLIFAN 4.5-Inch Zirconia Flap Disc 40 Grit Type 29

Packaging: 10 in a pack
$13.44/ea $84.00/10 in a pack only $8.40/eaSave 37%

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OVERVIEW

Aggressive Bite for Tough Welds

When you need to hog off metal fast, the Pferd 62052 POLIFAN Flap Disc is your go-to abrasive. Built with a coarse 40 grit Zirconia Alumina face, this disc is designed to eat through stainless steel and hard alloys with ease. Unlike standard grinding wheels that can be loud and vibrate excessively, the layered flap design of this POLIFAN disc offers a smoother, quieter operation while still delivering the aggressive cut you need for leveling heavy welds.

The Type 29 conical shape is a favorite among welders for a reason. The slight angle built into the disc allows you to attack the work surface with better ergonomics, reducing wrist strain during long grinding sessions. It provides a larger contact patch than flat discs, which helps in blending welds seamlessly into the base metal without gouging. Whether you are prepping a joint for a critical weld or cleaning up a messy bead, the control offered by this shape is unmatched.

Durability is where the Pferd brand shines. This disc features a robust fiberglass backing that holds the abrasive flaps securely even under high pressure. The "SS Value" designation means it is optimized for stainless steel applications, resisting the loading and heat buildup that often kills lesser discs. You get a cool, fast cut that leaves a clean surface, ready for the next step in your finishing process. Upgrade your grinder with Pferd and feel the difference in removal rate and comfort.

Features for the Welder

  • Fast Cutting: 40 grit Zirconia grain rips through material quickly.
  • Ergonomic Design: Conical shape reduces fatigue and improves access.
  • Cool Running: Specialized coating prevents stainless steel discoloration.
  • Long Life: Layered flaps wear down evenly to maximize usage.
Additional Information
Brand:Pferd
Diameter:4.5"
Arbor In:7/8"
Grit:40
Used To Grind:Stainless, Steel or Stainless
Packaging Description:10 per pack
Disc Shape:Type 29 (Conical)
Abrasive Material:Zirconia Alumina
Backing Material:Fiberglass
Max RPM:13300
Application:Heavy Stock Removal, Edge Grinding, Weld Blending
Bore (in):7/8"

INCLUDED

  • (1) 4-1/2" x 7/8" 40 Grit Type 29 Flap Disc

APPLICATIONS

  • Stainless Steel Fabrication
  • Weld Seam Grinding
  • Edge Chamfering
  • Deburring
  • Surface Blending
  • Tank and Vessel Construction

FAQ

Type 27 discs are flat and best for finishing on flat surfaces at lower angles (0-15 degrees). Type 29 discs, like this Pferd model, are conical (angled) and are better suited for aggressive stock removal and contour work at steeper angles (15-25 degrees).

Yes, while this disc is optimized for stainless steel ('SS'), the Zirconia Alumina grain is also highly effective on mild steel and other ferrous metals.

40 Grit indicates a coarse abrasive texture. It is designed for heavy stock removal, such as grinding down large weld beads or shaping metal, rather than fine finishing.

Standard 4-1/2" flap discs are typically rated for a maximum of 13,300 RPM. Always check the label on the actual disc to ensure your grinder does not exceed the safety rating.

Zirconia Alumina is a tough, self-sharpening grain that fractures to expose new sharp edges. It cuts cooler than standard aluminum oxide, which is critical for preventing heat discoloration on stainless steel.

No, this flap disc comes with an integrated fiberglass backing plate. It mounts directly to the angle grinder using the arbor nut or flange.

While it can grind aluminum, standard flap discs may 'load' or clog quickly with soft aluminum. For aluminum, discs specifically designed with a non-loading coating are recommended.
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