The 3M 7000000393 sanding disc delivers fast, consistent material removal on stainless steel and other metals . As a 7 inch Ceramic Sanding Disc with precision shaped ceramic grain, it maintains sharp cutting points longer. Rated for up to 8600 RPM, this 36 grit fibre disc excels in heavy duty weld and surface prep operations. Its long lasting abrasive performance helps reduce disc changes and improve productivity in demanding environments. Ideal for fabrication shops and metalworking professionals.
Precision Shaped Grain
3M 7 inch ceramic sanding disc has super sharp points cut exceptionally fast with less operator pressure. Ensures uniform stock removal across the disc life.
Extended Service Life
Maroon fiber abrasive discs have improved grain geometry and complete more parts per disc. Reduces downtime and replacement costs.
Integrated Grinding Aid
Minimizes heat buildup on heat sensitive alloys. Protects both workpiece integrity and disc performance.
Robust Fiber Backing & Resin Bond
Stiff backing resists tearing under high pressure. Strong bond withstands heavy duty weld grinding.
| Type | Fiber Disc |
| Material | Precision Shaped Ceramic Grain |
| Diameter (Inch) | 7" |
| Diameter (Decimal Inch) | 7.0000" |
| Arbor Hole Size (Inch) | 7/8" |
| Arbor Hole Size (Decimal Inch) | 0.8750" |
| Grit | 36 |
| Grade | Very Coarse |
| Maximum RPM | 8600 RPM |
Is this a 3M sanding disc for metal applications?
Yes, its precision shaped ceramic grain cuts steel and stainless efficiently.
Does this come as a maroon fiber abrasive disc?
Yes, this sanding disc features a maroon fiber abrasive disc backing for durability.
Can it be used as an 86000 RPM sanding disc?
No, it’s rated up to 8600 RPM, exceeding typical grinder speeds for stability.
Is this a metal grinding disc 7 inch in size?
Yes, this 7 inch disc is made for heavy metal grinding and weld prep.
This product can expose you to materials and/or chemicals including arsenic, lead and other materials and/or chemicals which are known to the State of California to cause cancer and/or reproductive harm.
For more information, visit www.P65Warnings.ca.gov
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