Mirka Coarse Cut 40341040 40 Series Semi-Open Coated Sanding Disc with Liner,
A specially reinforced backing material and Mirka® Progressive Bond dust binding technology, make Coarse Cut ideal for all kinds of coarse sanding work. Features include flexibility on rounded surfaces, excellent edge wear-resistance and minimal clogging.
Why Pros Choose Mirka Abrasives, Inc. MRK
- Aggressive and fast cutting in coarse grades and is long-lasting
- Specially reinforced paper exclusive to Mirka® provides superior grain support
- Semi-open coat produces a consistent scratch pattern, while resisting loading
How to Use
Automotive Refinishing, Composite Processing, Marine Industry, Metal Processing, Paint and Decoration, Vehicle Manufacturing, Wood Processing
Compatibility
Compatible substrates: Aluminum.
Specifications
| Part No. | 40341040 |
|---|---|
| Product Line | MRK |
| MFR Model | 40-341-040 |
| Application | Automotive Refinishing, Composite Processing, Marine Industry, Metal Processing, Paint and Decoration, Vehicle Manufacturing, Wood Processing |
| Manufacturer | Mirka Abrasives, Inc. |
| Trade Mark | Coarse Cut |
| UPC | 842028010612 |
| Brand | Mirka® |
| Grit | P40 |
| Disc Diameter (in) | 6 |
| Abrasive Material | Aluminum Oxide |
| Series | 40 |
| Color | Maroon |
| Backing Material | Specially Reinforced Paper |
| Attachment Type | PSA |
About Mirka Abrasives, Inc.
Mirka Abrasives, Inc. is a trusted manufacturer of professional auto body and refinish products used by collision repair shops and restoration specialists across North America.
Frequently Asked Questions
What surfaces can Mirka Abrasives, Inc. MRK be used on?
Mirka Abrasives, Inc. MRK is compatible with Aluminum. Always ensure the surface is properly cleaned, degreased, and sanded before application to achieve the strongest adhesion and a professional finish.
How fast does autofxmart ship Mirka Abrasives, Inc. MRK?
Most in-stock orders for Mirka Abrasives, Inc. MRK ship the same or next business day from our US warehouse. Expedited options are available at checkout. Freight-class items may require an additional 1–2 days for carrier pickup.
Is this Mirka Abrasives, Inc. product genuine?
Yes. autofxmart is an authorized distributor of Mirka Abrasives, Inc. products. Every unit is factory-fresh, sealed, and backed by the manufacturer's standard warranty. If you have a concern, contact support@autofxmart.com and we will make it right.
What is the manufacturer part number (MPN) for Mirka Abrasives, Inc. MRK?
The MPN for Mirka Abrasives, Inc. MRK is 40341040. Use this number when cross-referencing against TDS, SDS, or legacy supplier catalogs.
Documents & Safety
Why Buy from autofxmart
- Authorized distributor — authentic, factory-fresh stock.
- Fast US shipping — most orders ship within 1 business day.
- 30-day returns — buy with confidence.
- Pro-shop pricing — bulk discounts available on request.
- Expert support — questions? Email us at support@autofxmart.com.