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62261 - Pferd POLIFAN 5-Inch Zirconia Flap Disc 80 Grit Type 29 for Steel

Packaging: 10 in a pack
$22.76/ea $142.30/10 in a pack only $14.23/eaSave 37%

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SKU: PFE62261 Categories: ,

OVERVIEW

Industrial Grade Steel Grinding Solution

The Pferd POLIFAN Type 29 Flap Disc (SKU: 62261) represents a premium solution for industrial metalworking facilities focused on processing carbon steel. Engineered with a high-performance Zirconia Alumina grain, this abrasive tool is designed to deliver aggressive stock removal rates while maintaining a long service life, effectively lowering the total cost of operation in high-volume production environments.

This specific model features a 5-inch diameter with a standard 7/8-inch arbor, making it compatible with a wide range of industrial angle grinders. The "Steel Superior" classification denotes that the abrasive bond and grain orientation are specifically tuned for steel applications. Unlike general-purpose discs that may glaze over or wear prematurely on hard ferrous metals, this Pferd disc maintains its cutting edge, ensuring consistent performance from the first spark to the last.

Optimized Geometry for Edge Work

The Type 29 conical shape is a critical feature for operators working on complex geometries. The angled profile allows for greater surface contact when the grinder is held at a natural 15 to 25-degree angle. This makes the disc particularly effective for:

  • Grinding down heavy weld seams
  • Chamfering and edge breaking
  • Contour grinding on curved surfaces

80 Grit for Refined Finishes

While coarser grits are used for heavy hogging, the 80 grit composition of this disc strikes an excellent balance between material removal and surface finish. It is aggressive enough to blend welds but leaves a scratch pattern that is fine enough for many painting or coating preparations without extensive secondary processing. The robust fiberglass backing plate provides necessary support for high-pressure grinding while dampening vibration to reduce operator fatigue during extended shifts.

Additional Information
Brand:Pferd
Diameter:5"
Arbor (in):7/8"
Grit:80
Used To Grind:Steel
Packaging Description:10 per pack
Abrasive Material:Zirconia Alumina
Disc Shape:Type 29 (Conical)
Performance Line:Steel Superior
Backing Material:Fiberglass
Bore (in):7/8"

INCLUDED

  • 1 x Pferd POLIFAN Type 29 Flap Disc (5" x 7/8", 80 Grit)

APPLICATIONS

  • Weld seam grinding and blending on steel
  • Chamfering and edge breaking
  • Surface finishing and preparation
  • Deburring cut metal edges
  • Contour grinding on tanks and vessels

FAQ

Type 29 discs are conical (angled), making them better for aggressive stock removal and contour work as they provide more surface contact at steeper angles. Type 27 discs are flat, making them better for blending and finishing on flat surfaces.

While Zirconia Alumina can cut aluminum, this specific 'Steel Superior' disc is optimized for steel. Using it on aluminum may cause the disc to load (clog) quickly. A disc specifically designed for non-ferrous metals is recommended for aluminum.

This disc has a 7/8-inch unthreaded arbor, which is the standard size for most 4.5-inch, 5-inch, and 7-inch angle grinders.

Zirconia Alumina is a tough, self-sharpening grain that is more durable than standard aluminum oxide. It is ideal for high-pressure grinding applications on ferrous metals, offering faster cut rates and longer life.

80 grit is considered a medium grit. It is excellent for blending and light stock removal. For heavy weld removal or hogging, a coarser grit like 40 or 60 would be faster, while 80 grit leaves a smoother finish.

Always check the actual disc label for the specific Max RPM. Generally, 5-inch flap discs are rated for approximately 12,200 to 13,300 RPM, but safety compliance requires verifying the rating on the product itself matches your tool.

This designation indicates that the bonding agent and filler materials in the abrasive flaps are chemically formulated to prevent glazing and maximize cutting efficiency specifically on carbon steel substrates.

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