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Used for abrasives,blasting,grinding
|
Size |
FEPA |
F8 F10 F12 F14 F16 F20 F22 F24 F30 F36 F46 F54 F60 F70 F80 F90 F100 F120 F150 F180 F220 |
|
|
JIS |
#8 #10 #12 #14 #16 #20 #24 #30 #36 #46 #54 #60 #70 #80 #90 #100 #120 #150 #180 #220 |
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|
Chemical Compositions(%) |
Al2O3 |
99.5min |
|
|
Fe2O3 |
0.04max |
||
|
Na2O |
0.26max |
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|
SiO2 |
0.02max |
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Used for abrasives ,lapping,Polishing
|
Size |
“W” |
W63 W50 W40 W28 W20 W14 W10 W7 W5 W3.5 W2.5 W1.5 W0.5 |
|
|
“FEPA” |
F230 F240 F280 F320 F360 F400 F500 F600 F800 F1000 F1200 F1500 F2000 |
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|
“JIS” |
#240 #280 #320 #360 #400# #500 #600 #700 #800 #1000 #1200 #1500 #2000 #2500 #3000 #4000 #6000 #8000 |
||
|
Chemical Compositions(%) |
Al2O3 |
99.20-99.7 |
|
|
Fe2O3 |
0.04-0.08 |
||
|
Na2O |
0.23-0.35 |
||
|
SiO2 |
0.01-0.05 |
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Main Physical Properties
|
MOHS HARDNESS |
9.0 |
|
BULK DENSITY |
1.75-1.95g/cm3 |
|
SPECIFIC GRAVITY |
3.95g/cm3 |
