Disc
Mirka
Mirka 63578050 63 Series Grinding Disc 5 in Diameter 50 Grit Coarse Ceramic Alumina
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Overview
Built for the job.
Ceramic resin fiber discs for metal grinding applications 100% SG ceramic grain with top coat Maximum performance on stainless steel and other alloys Premium top coat resists loading and aids cooling Provides maximum productivity at reduced cost
Why Pros Choose Mirka MRK
- Ceramic resin fiber discs contain 100% SG ceramic grain with a top coat that resists loading and aids in cooling
- Great for metal grinding applications that provides maximum productivity at reduced cost
- Long life and maximum performance on stainless steel and other alloys
Compatibility
Compatible substrates: Steel, Stainless.
Specifications
| Part No. | 63578050 |
|---|---|
| Product Line | MRK |
| Manufacturer | Mirka Abrasives, Inc. |
| UPC | 842028074829 |
| Brand | Mirka® |
| Center Hole Size (in) | 7/8 |
| Grit | 50 |
| Grade | Coarse |
| Disc Diameter (in) | 5 |
| Abrasive Material | Ceramic Alumina |
| Series | 63 |
| Backing Material | Fiber |
About Mirka
Mirka 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 MRK be used on?
Mirka MRK is compatible with Steel, Stainless. 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 MRK?
Most in-stock orders for Mirka 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 product genuine?
Yes. autofxmart is an authorized distributor of Mirka 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 MRK?
The MPN for Mirka MRK is 63578050. 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.
How to apply
Steps
1Pick the right grit for the stage of work.
2Mount on your sander or backing block.
3Work evenly and let the abrasive cut.
4Step through finer grits to refine.
5Blow off and wipe the surface before the next step.
Specifications
Full data
Frequently asked
Good to know
Mirka Abrasives, Inc. MRK is compatible with Steel, Stainless. Always ensure the surface is properly cleaned, degreased, and sanded before application to achieve the strongest adhesion and a professional finish.
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.
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.
The MPN for Mirka Abrasives, Inc. MRK is 63578050. Use this number when cross-referencing against TDS, SDS, or legacy supplier catalogs.
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