Diamond Micron Powder-RMA Block Shape
Features: RMA is produced from premium grade MBD synthetic diamond raw materials,it is high strength and grinding force,near-spherical particle shape,concentrated diamond particle size distribution (PSD),low impurity,good dispersion and wear resistance.
Applications: Used for Metal bond,Vitrified bond,Electroplated diamond tools,diamond paste and slurry for cutting,grinding and polishing electronic components,optical glass,precision ceramics,tungsten carbide, PCD/PCBN,gems,etc.
Size Availabilty: 0-0.25 micron to 40-60
Classifications: RTM-A1, RTM-A2, RTM-A3
Diamond Micron Powder Particle Size Comparison Chart
| Chinese Standard (um) | Product Designation Size (um) | Factory Workshop Standard |
Equivalent US Mesh Size |
| 0-0.25 | 0-0.25 | W0.25 | 60000# |
| 0-0.5 | 0-0.4 | W0.5 | 28000# |
| 0-1 | 0-0.8 | W1 | 15000# |
| 0.5-1 | 0.4-0.8 | — | — |
| 0.5-1.5 | 0.4-1.2 | W1.5 | 13000# |
| 0-2 | 0-1.6 | W2.5 | — |
| 1.5-3 | 1.2-2.3 | W3.5 | 8000# |
| 2-4 | 1.6-3.1 | — | 5000# |
| 2.5-5 | 1.9-3.9 | W5 | 4000# |
| 3-6 | 2.3-4.7 | W7 | 3000# |
| 4-8 | 3.1-6.2 | — | 2500# |
| 5-10 | 3.9-7.8 | W10 | 2000# |
| 6-12 | 4.7-9.3 | — | 1500# |
| 8-12 | 6.2-9.3 | W14 | 1200# |
| 10-20 | 7.8-15.5 | W20 | 800# |
| 12-22 | 9.3-17.1 | — | 700# |
| 20-30 | 15.5-23.3 | — | 600# |
| 22-36 | 17.1-27.9 | W28 | — |
| 36-54 | 27.9-41.9 | W40 | 400# |
Related links of synthetic diamond grits and diamond powders as follows: