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What is Perlite? |
Main Index > Markets > Industrial Applications
> Ultrafine FIllers
Perlite
Lightweight Ultrafine Fillers
| TYPICAL PRODUCT DATA |
| Color: |
White |
| G.E. Brightness, %: |
70-80 |
| Refractive Index: |
1.47 |
| Specific Gravity: |
2.2-2.4 |
| Apparent Bulk
Density, lb/ft3: |
5-15 |
| gm/cc: |
0.08-0.24 |
| PH: |
neutral |
| Oil Absorbtion: |
120-240* |
| Softening Point,
deg.F: |
1800 |
| deg.C: |
980 |
| Moisture, %: |
<1.0 |
| Water Absorption: |
195-350* |
| Ignition Loss, 3hr 1700 deg.F (930deg.C) |
1.5%max.** |
| Mean Particle Diameter, microns |
as small as 10*** |
*Lbs (kg) oil or
water/100 lbs.(kgs)
** Due to residual combined water |
| ***Varies with product |
|
