Aluminium oxide grinding powders
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Aluminium oxide grinding powders

Aluminium oxide grinding powders for fine grinding or rough polishing of petrographic specimens, soft metals and their alloys, and cross-sections of electronic devices. Softer than diamond or silicon carbide. Normally used in a slurry.Available:

Aluminium oxide grinding powders for fine grinding or rough polishing of petrographic specimens, soft metals and their alloys, and cross-sections of electronic devices. Softer than diamond or silicon carbide. Normally used in a slurry.

Available:

Code Description
MTP815-10 240 Grit Aluminium Oxide
MTP815-14 320 Grit Aluminium Oxide
MTP815-22 400 Grit Aluminium Oxide
MTP815-30 600 Grit Aluminium Oxide

Grit Size Comparison

USA European (Grade) Micron Size Surface Finish on 
Stainless Steel
RA
60 60 250µm 2µm
80 80 180µm 1.65µm
100 100 150µm  
120 120 106µm 1.50µm
150 150 90µm 0.75µm
180 180 75µm 0.62µm
220 220 68µm  
240 P280 52µm 0.45µm
280 P360 42µm 0.40µm
320 P400 34µm 0.25µm
400 P800 22µm  
600 P1200 14µm  
800 P2400 8µm  
1000 P4000 5µm  

MSDS

Updated: 25-08-2025
Code Grit Size Pack Size Availability Price Updated: 25-08-2025
MTP815-10 240 454g 0 in stock (?) $113.00 AUD
MTP815-14 320 454g 0 in stock (?) $113.00 AUD
MTP815-22 400 454g 0 in stock (?) $113.00 AUD
MTP815-30 600 454g 0 in stock (?) $113.00 AUD