Stearated Coating • Aluminum Oxide Grain • Hook & Loop Attachment
Klingspor PS33 Stearated A/O, 400 Grit, B-Wt Paper, 11" x 5" Center Hole
The Klingspor PS33 Stearated A/O, 400 Grit, B-Wt Paper, 11" x 5" Center Hole abrasive disc is engineered for fine finishing and surface preparation applications where loading resistance, flexibility, and consistent cutting performance are critical. Manufactured with premium aluminum oxide grain, a durable resin bond, and a semi-open stearated coating, this abrasive delivers excellent stock removal while reducing clogging during sanding operations. The flexible B-weight paper backing conforms easily to contours and irregular surfaces, making it ideal for woodworking, automotive refinishing, fiberglass finishing, paint preparation, primer sanding, and finishing applications on plastics and rubber. Featuring KLINGSPOR's proven Kling-on hook and loop fastening system, this disc provides secure attachment, fast abrasive changes, cooler operation, and extended service life.
Klingspor PS33 Stearated A/O, 400 Grit, B-Wt Paper, 11" x 5" Center Hole Applications
- Fine sanding and finishing of bare wood surfaces.
- Automotive body repair and refinishing applications.
- Sanding primer, primer surfacer, and paint preparation layers.
- Between-coat sanding for paints, varnishes, and clear finishes.
- Surface preparation of bare metal components.
- Finishing fiberglass panels and composite materials.
- Detail sanding of plastic and rubber surfaces.
- Solid surface material finishing and polishing preparation.
- Furniture manufacturing and woodworking production environments.
- Professional finishing operations requiring a smooth, refined surface.
The stearated semi-open coating helps prevent loading and clogging, making this abrasive particularly effective when sanding paints, primers, varnishes, fiberglass, and other materials that traditionally cause abrasive buildup.
Klingspor PS33 Stearated A/O, 400 Grit, B-Wt Paper, 11" x 5" Center Hole Specifications
| Item Number |
033K400B-28127 |
| Product Series |
PS 33 |
| Backing Material |
Paper |
| Backing Weight |
B-Weight |
| Backing Attachment |
Kling-on Hook & Loop |
| Grain Type |
Aluminum Oxide |
| Bond |
Resin |
| Coating Type |
Semi-Open |
| Special Feature |
Stearated Coating to Retard Loading |
| Grit Size |
400 |
| Disc Configuration |
11" Diameter with 5" Center Hole |
| Hole Pattern |
5" Center Hole (5" CH) |
| Color |
Beige |
| Recommended Materials |
Wood, Metal, Fiberglass, Paint, Primer, Varnish, Plastic, Rubber |
Klingspor PS33 Stearated A/O, 400 Grit, B-Wt Paper, 11" x 5" Center Hole Performance & Construction
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Premium aluminum oxide abrasive grain delivers consistent cutting action, excellent surface quality, and long abrasive life.
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Stearated coating technology minimizes loading and clogging caused by paint, primer, varnish, and soft sanding debris.
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Semi-open coat construction creates additional space between abrasive grains to improve dust evacuation and maintain cutting efficiency.
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Resin bond system provides strong grain retention for improved durability during demanding finishing applications.
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Flexible B-weight paper backing conforms smoothly to contours, curves, and detailed surfaces while maintaining excellent control.
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400 grit finish is ideal for final surface preparation, fine sanding, and achieving smooth finishing results.
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Kling-on hook and loop backing allows rapid disc changes while maintaining secure attachment throughout operation.
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Reusable fastening system resists tearing and supports multiple abrasive changes without sacrificing holding strength.
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Cooler running operation reduces heat buildup and contributes to longer abrasive service life.
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Designed for professional finishing environments where surface quality, efficiency, and consistency are essential.
Why Choose the Klingspor PS33 Stearated A/O, 400 Grit, B-Wt Paper, 11" x 5" Center Hole
- Excellent loading resistance for extended sanding performance.
- Produces smooth, uniform finishes on a wide variety of materials.
- Flexible construction adapts easily to contoured and irregular surfaces.
- Reliable hook and loop attachment simplifies abrasive replacement.
- Ideal for automotive, woodworking, composites, and finishing applications.
- Long-lasting aluminum oxide grain maximizes productivity and value.
- Semi-open stearated design helps maintain high removal rates throughout use.
- Suitable for sanding bare wood, paint, primer, metal, fiberglass, plastics, and rubber.
The Klingspor PS33 Stearated A/O, 400 Grit, B-Wt Paper, 11" x 5" Center Hole combines premium aluminum oxide grain, stearated anti-loading technology, flexible paper backing, and dependable Kling-on hook and loop attachment to deliver superior finishing performance across woodworking, automotive refinishing, fiberglass fabrication, and industrial surface preparation applications.