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石榴石--Garnet
石榴石介绍
Introduction
Garnet is a kind of important natural abrasive material with the mezzo hardness, good toughness and self-sharpeness ability.
Chemical Properties
Chemical & Physical Typical Value |
|
SiO2 |
39.12 % |
Al2O 3 |
20.92 % |
FeO |
23.89 % |
Fe2O3 |
4.15 % |
MnO |
0.15 % |
TiO2 |
0.095 % |
MgO |
9.78 % |
CaO |
9.56 % |
Free Si. |
0 % |
Cl- |
0.00 % |
Specify gravity |
3.97 |
Bulk Density (#80) |
2.15g/cm3 |
Hardness Moh's |
7.64 |
Melt point |
1340oC |
Available Grit |
|||||||
Grit No. |
Micron |
Grit No. |
Micron |
Grit No. |
Micron |
Grit No. |
Micron |
10/20 |
2000 ~ 850 |
30 |
710 ~ 600 |
54 |
355 ~ 300 |
90 |
180 ~ 150 |
20/40 |
850 ~ 425 |
36 |
600 ~ 500 |
60 |
300 ~ 250 |
100 |
150 ~ 125 |
30/60 |
600 ~ 250 |
40 |
500 ~ 425 |
70 |
250 ~ 212 |
120 |
125 ~ 106 |
24 |
850 ~ 710 |
46 |
425 ~ 355 |
80 |
212 ~ 180 |
150 |
106 ~ 75 |
Other sizes can be also available upon request. |
Applications
Garnet as a kind of polishing media, is widly used in polishing of glass screen, single crystal silicon, optical lens or rust sand blasting.