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60650 - Pferd POLIFAN SG Zirconia Flap Disc 7-Inch Type 29 80 Grit

Packaging: 10 in a pack
$18.49/ea $115.60/10 in a pack only $11.56/eaSave 37%

Usually ships within 3-5 business days

SKU: PFE60650 Categories: ,

OVERVIEW

Heavy-Duty Zirconia Flap Disc for Industrial Grinding

The Pferd 60650 POLIFAN Flap Disc is a high-performance abrasive tool designed for demanding industrial applications. Engineered with a Type 29 conical profile, this 7-inch disc excels at contour work and edge grinding, allowing for greater surface contact at steeper angles compared to flat discs. The 7/8-inch arbor ensures compatibility with standard large angle grinders.

This specific model belongs to the 'Thick' series, distinguishing itself by containing approximately 40% more premium Zirconia Alumina abrasive material than standard PSF line discs. This increase in material density translates directly to a significantly longer service life, reducing the frequency of disc changes and lowering overall consumable costs. The Zirconia grain is self-sharpening and durable, making it particularly effective for aggressive stock removal on hard materials.

The flap arrangement is designed to provide a degree of flexibility, offering a cushioned grinding effect that helps prevent gouging and ensures a consistent finish. With an 80 grit rating, this disc is ideal for intermediate finishing and blending steps where a balance between removal rate and surface smoothness is required. It is optimized for use on both Carbon Steel and Stainless Steel (INOX), resisting glazing and heat buildup.

Additional Information
Arbor (in):7/8"
Abrasive Material:Zirconia Alumina
Backing Material:Fiberglass
----- new values below ----
Disc Type:Type 29 (Conical)
Abrasive Material:Zirconia Alumina
Backing Material:Fiberglass
Performance Line:Performance SG
brand:Pferd
diameter-in:7"
arbor-in:7/8"
grit:80
used-to-grind:Steel or Stainless

INCLUDED

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

APPLICATIONS

  • Weld seam grinding and blending
  • Chamfering and beveling edges
  • Deburring cut metal parts
  • Surface finishing on steel and stainless steel
  • Contour grinding on tanks and vessels

FAQ

Type 27 discs are flat and best for blending on flat surfaces at shallow angles (0-15 degrees). Type 29 discs, like this Pferd 60650, are conical (angled) and are better suited for aggressive grinding, contour work, and edge grinding at steeper angles (15-25 degrees).

While Zirconia can grind aluminum, it is not specifically designed for it and may 'load' or clog up with soft aluminum material. For aluminum, it is better to use a flap disc with a specialized coating or grain designed to prevent loading.

In this context, 'Thick' refers to the density and amount of abrasive flaps layered on the disc. This model contains approximately 40% more abrasive material than standard discs, providing a much longer service life.

80 grit is typically considered a medium-to-fine grit for metalworking. For removing heavy welds rapidly, a coarser grit like 40 or 60 is usually faster. 80 grit is better for blending the weld into the base metal and preparing the surface for finishing.

Always check the label on the actual disc for safety, but generally, 7-inch flap discs are rated for a maximum speed of around 8,600 RPM. Never exceed the RPM rating of the accessory.

No, this flap disc comes with a built-in fiberglass backing plate. It mounts directly to the angle grinder using the standard flange nut or a quick-change nut.