(18-22
MICRON)
GRADE: PG 20 GRADE
DESCRIPTION: THIS IS A WHITE, CRYSTALLINE, PREDOMINANTLY ALPHA
ALUMINA. IT HAS BEEN DEVELOPED THROUGH CONTROLLED CALCINATIONS TO OBTAIN
CONSISTENT PARTICLE SHAPE AND HARDNESS/SOFTNESS SO VITAL FOR POLISHING
APPLICATION.
SPECIFICATIONS:
|
MEDIAN PARTICLE
SIZE D50 |
18-22μm |
|
PRIMARY CRYSTAL
SIZE |
1μm
MAX. |
|
DEGREE OF
CALCINATIONS |
75-85% |
|
SPECIFIC
GRAVITY |
3.65 |
|
BET SSA |
8-12 m2/g |
|
ANGLE OF REPOSE |
35 |
|
OIL ABSORPTION |
35-45g/100g |
|
PH (10% W/V) |
9-10 |
|
L.O.I. |
0.30% MAX. |
|
AL2O3* |
99.2% MIN. |
|
NA2O |
0.45% MAX. |
|
SIO2 |
0.05% MAX. |
|
FE2O3 |
0.04% MAX. |
|
TIO2 |
0.010% MAX. |
|
CAO |
0.035% MAX. |
* L.O.I FREE BASIS (BY DIFFERENCE)
USES: POLISHING BARS, PASTE AND EMULSIONS FOR STEEL, NON-FERROUS METALS AND
MARBLE, GRANITE, GEMS, ETC.
PACKING: NORMALLY SUPPLIED IN POLY-LINED HDPE BAGS, EACH BAG CONTAINING APPROX.
50 KG. MATERIAL. OTHER FORMS OF PACKING CAN BE CONSIDERED ON REQUEST.
HEALTY & SAFETY: THIS PRODUCT WHEN PROPERLY USED DOES NOT CONSTITUTE A RISK TO HEALTH NOR DOES IT CARRY ANY FIRE OR EXPLOSION HAZARD. IT IS RECOMMENDED THAT DUST MASK IS WORN AS FINE DUST CAN CAUSE IRRITATION TO THE BREATHING PASSAGE.