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08P455 - Walter Xcavator 4.5-Inch Heavy Duty Grinding Wheel with 5/8-11 Hub

Packaging: 10 per each
$22.54/ea $140.90/10 per each only $14.09/eaSave 37%

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SKU: 08P455 Categories: ,

OVERVIEW

Industrial-Grade Heavy Metal Removal

The Walter Xcavator 4-1/2" Grinding Wheel (SKU: 08P455) represents the pinnacle of heavy-duty abrasive technology for industrial fabrication and MRO environments. Designed specifically for facilities that process large volumes of steel and stainless steel, the Xcavator series prioritizes removal rate above all else. By utilizing an enriched Zirconium grain structure, this wheel bites into the hardest metals with ferocity, allowing operators to remove welds, bevel plates, and smooth rough surfaces in a fraction of the time compared to standard aluminum oxide wheels.

For procurement managers and shop foremen, the Xcavator offers a tangible return on investment through labor savings. The aggressive cutting action means less pressure is required from the operator, reducing fatigue over long shifts, while the high-density grain structure ensures the wheel maintains its diameter longer than competitor products. This specific model features a 5/8-11 threaded arbor (Spin-On), which eliminates the need for locking nuts and pin keys, streamlining the wheel change process and reducing downtime on the production floor.

Safety and compliance are critical in modern manufacturing. The Walter Xcavator is manufactured to be Fe-S-Cl free, meaning it contains less than 0.1% iron, sulfur, and chlorine. This makes it guaranteed safe for use on stainless steel and other corrosion-resistant alloys without risk of cross-contamination or inducing rust. Whether your facility handles structural steel, pressure vessels, or heavy machinery repair, the 08P455 provides the consistent, high-performance grinding power required to keep production schedules on track.

Key Industrial Benefits

  • Highest Removal Rate: Engineered to remove more grams of metal per minute than any other wheel in its class.
  • Cost Efficiency: Reduces total grinding cost by shortening cycle times and extending wheel life.
  • Contaminant Free: Safe for nuclear, food grade, and pharmaceutical stainless steel applications.
Additional Information
Packaging Description:10 per each, 25 per box
Diameter (in):4.5"
Thickness (in):1/4"
Arbor (in):5/8"-11
Used to Grind:Stainless, Steel, Steel or Stainless
Max RPM:13300
----- new values below ----
Max RPM:13300
Wheel Type:Type 27
Grain Type:Zirconia Alumina
Bond Type:Resinoid
Diameter (in):4.5"
Thickness (in):1/4"
Arbor (in):5/8-11
Brand:Walter
Used to Grind:Steel, Stainless, Steel or Stainless
Packaging Description:25 per box

INCLUDED

  • 1 x Walter Xcavator 4-1/2" x 1/4" x 5/8-11 Grinding Wheel

APPLICATIONS

  • Heavy weld removal on structural steel
  • Beveling thick plates for penetration welds
  • Grinding stainless steel tanks and vessels
  • Removing casting gates and risers
  • General fabrication and metal shaping
  • Shipbuilding and heavy equipment repair

FAQ

The Xcavator is designed for heavy-duty grinding on steel, stainless steel, cast iron, and hard alloys. It is particularly effective on hard metals due to its Zirconia grain.

No, the 08P455 features a built-in 5/8-11 threaded hub (Spin-On), so it screws directly onto the spindle of standard 4-1/2" and 5" angle grinders.

Yes, the Xcavator is Fe-S-Cl free (Iron, Sulfur, and Chlorine free), making it safe for use on stainless steel without causing contamination or rust issues.

The maximum safe operating speed is 13,300 RPM. Always ensure your grinder's RPM does not exceed this rating.

The Xcavator offers a significantly higher removal rate and longer life compared to standard aluminum oxide wheels, making it more cost-effective for heavy stock removal.

While Walter does not specify a standard grit number for the Xcavator, it is a coarse grit wheel (comparable to 24-36 grit) optimized for rapid material removal rather than finishing.

No, this is a Type 27 grinding wheel with a 1/4" thickness. It is designed for face grinding and edge shaping, not for cutting through material. Use a zipcut or cutting disc for slicing.

The threaded hub reduces vibration, ensures perfect centering, and drastically reduces the time needed to change wheels, improving overall shop productivity.