3M Stikit Blue Abrasive Sheet Roll 321U provides adhesive-backed paper abrasive for paint preparation and coatings removal. The ceramic/aluminum oxide mineral blend and anti-loading coating support consistent dry sanding, while the roll tears to the length needed for compatible Stikit blocks and file boards.
THE ESSENTIALS
At a glance
Product type
Abrasives
Grit
P180, P220, P240, P40, P500, P150, plus 5 more
Series
321U
Product Form
Sheet Roll
Abrasive Material
Ceramic Aluminum Oxide
Available configurations
11
Manufacturer part numbers
36221, 36222, 36223, 36215, 36227, plus 6 more
WHY IT WORKS
Why this product
Application Compatibility
Use only with a compatible Stikit PSA block or file board.
Predictable Drying
The ceramic/aluminum oxide mineral blend and anti-loading coating support consistent dry sanding, while the roll tears to the length needed for compatible Stikit blocks and file boards.
Fast PSA Attachment
Pressure-sensitive adhesive attaches quickly to compatible Stikit blocks without a hook-and-loop interface.
Tear Off the Sheet Length Needed
Tear off the sheet length needed for the block and task to reduce unnecessary waste.
CHOOSE WITH CONFIDENCE
Choose the abrasive for the job
Match the grit option to the sanding step, workpiece, and finish requirement.
Use the coarsest grit needed for the required cut, then plan a progression that removes the previous scratch pattern.
Confirm the backing, attachment, dimensions, and maximum speed fit the tool or hand block before use.
WHAT YOU'LL RECEIVE
Options and package details
MPN
Customer choice
Sold by PBE Direct
UPC
36221
Grit: P180
1 selected roll or package, as shown by the chosen option
051131362215
36222
Grit: P220
1 selected roll or package, as shown by the chosen option
051131362222
36223
Grit: P240
1 selected roll or package, as shown by the chosen option
051131362239
36215
Grit: P40
1 selected roll or package, as shown by the chosen option
051131362154
36227
Grit: P500
1 selected roll or package, as shown by the chosen option
051131362277
36220
Grit: P150
1 selected roll or package, as shown by the chosen option
051131362208
36225
Grit: P320
1 selected roll or package, as shown by the chosen option
051131362253
36217
Grit: P80
1 selected roll or package, as shown by the chosen option
051131362178
36219
Grit: P120
1 selected roll or package, as shown by the chosen option
051131362192
36226
Grit: P400
1 selected roll or package, as shown by the chosen option
051131362260
36228
Grit: P600
1 selected roll or package, as shown by the chosen option
051131362284
COMPATIBILITY
Abrasive and tool compatibility
Match the abrasive diameter or sheet size and attachment style to the exact tool or block.
Use only at or below the abrasive's rated speed and with the tool's required pad, guard, or dust-control equipment.
Test the selected grit and process on a small area when the finish system or substrate is unfamiliar.
QUICK ANSWERS
Common questions
Which grit should I choose?
Choose among P180, P220, P240, P40, P500, P150, plus 5 more. Match the selection to the work and the manufacturer's current instructions.
What arrives when I order one?
One order adds one selected roll or package, as shown by the chosen option. The table above shows the exact choice tied to each MPN.
How do I choose the right grit?
Start with the surface condition and the next coating or finishing step. Follow the paint or repair system's grit sequence rather than choosing only by how fast the abrasive cuts.
What should I verify before using 3M Stikit Blue Abrasive Sheet Roll 321U?
Confirm the selected MPN, application, required companion products or accessories, and current 3M instructions before use.