Supergrit Abrasives

5'' Solid PSA Zirconia Norton Sanding Disc Rolls

5'' Solid PSA Zirconia Norton Sanding Disc Rolls - Main image
$26.69 $131.25 In stock

These 5'' solid Norton Zirconia (Norzon) "Blue Blitz" sanding discs are perfect for heavy-duty fabricators, auto body technicians, marine/boat repair shops, and industrial woodworkers/metalworkers.  Primarily for fine to very fine finishing depending on the selected grit.  

๐Ÿ”ฅ๐Ÿ”ฅ

We're offering these discs at an insane discount, 42% to 54% off, taking our savings from the manufacturer and passing them directly to you. Each roll comes with 175 discs, that means each disc is less than .15ยข

๐Ÿ”ฅ๐Ÿ”ฅ

Sometimes Zirconia is too expensive for certain industries or applications, but with savings like this you can now get the best of both worlds, quantity and quality.  

Best Value Bundle

Buy the 3 Rolls bundle (1 of each grit: 280, 320, 400) for only $60.00! (Saves you $10-$15 more).  That's 525 discs for just .11ยข / disc.

Why Use Norton Zirconia PSA Discs?

  • The "Blue" Reputation: "Norzon" and "Zirconia" (often called "Blue Blitz" or blue paper) are industry shorthand for tough. Zirconia is self-sharpening; it fractures under pressure to expose new sharp edges. These blue discs last significantly longer than standard brown aluminum oxide discs.

  • PSA Convenience: "PSA" (Pressure Sensitive Adhesive) means sticky-back. High-production shops love these because they can slap them onto a Dual Action (DA) random orbital sander quickly without messing with hook-and-loop buildup.

  • Made in the USA: Favored for consistent grit grading and adhesive that won't melt off the pad when the sander gets hot.

Best For

Fiberglass / Gelcoat / Clearcoat

  • Boat builders

  • Marine repair shops

  • Auto body shops

  • Custom car restorers / restoration

Hard Metals

  • Stainless steel

  • high-carbon steel

  • Welds

High-Volume

People and shops who burn through consumable abrasives daily and are looking to save some money with longer lasting products and volume purchases.

Specifications
  • Diameter: 5''
  • Solid, no center or vacuum holes
  • Backing: PSA (Pressure Sensitive Adhesive)
  • Grain Type: Zirconia Alumina
  • Mounting: PSA backup pads
  • Works with: DA random orbital sanders$
Before you pay

Check the method and total at checkout.

When it ships

Allow for processing time as well as the journey to you.

Standard Shipping: Handling (business days) 0โ€“1; Transit (business days) 7โ€“15.

Express Shipping: Handling (business days) 0โ€“1; Transit (business days) 7โ€“15.

View policy
If you need a refund

Keep your order number and contact the store to start.

Please contact us for the refund processing timeframe before returning an item.

View policy
Delivery costs

Review the cost for your destination and chosen service.

Standard Shipping ยท United States: $0.00

Express Shipping ยท United States: $3.99

View policy
Returning an item

Check the return conditions before sending anything back.

United States ยท Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

View policy

Customer Reviews (4.8 / 5 ยท 5 reviews)

Daniel W. โ˜…โ˜…โ˜…โ˜…โ˜…

Really helped me power through some tough marine-grade aluminum without glazing over. The zirconia grain bites in aggressively and keeps cutting long after cheaper discs would have quit. A solid step up for metal fabrication work.

Ellie โ˜…โ˜…โ˜…โ˜…โ˜…

Iโ€™ve been using these on some heavy steel projects, and the zirconia grain holds its edge far longer than the aluminum oxide discs I used before. The 5-inch solid backing feels sturdy too, no wobble at high speed.

Lily H. โ˜…โ˜…โ˜…โ˜…โ˜…

These blue discs remove material way faster than the aluminum oxide ones I was using before. The zirconia grain holds up well even under heavy pressure on steel.