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Perlite P05 Ultrafine

Applications

Chemical Properties

CompoundPercentage
Silicon73%
Aluminium15%
Ferric oxide (Fe2O3)2%
Magnesium (MgO)3%
Potassium (K2O)5%
Calcium (CaO) + Magnesium (MgO)1%
Others1%
Organic Matternil
Moisture Content (when packed)Less than 0.8%

Physical Properties

Expanded Perlite P05 is white with a nominal particle size of 10-750 microns.

Refractive Index1.5
Free Moisture (max) < 0.5%
pH of Water Slurry6.5 - 7.5
Softening Point890 - 1100oC
Fushion Point1280 - 1350oC
Specific Heat837J/kgK (0.2 cal/gc)
Thermal Condcuctivity0.05 w/mc
Bulk Density (compacted when packed150 - 190kg m-3

Grading Specification

The bulk density of Perlite P05 is 180-200 kg/m 3 (compacted).

Sieve Size (mm)% by weight passing
0.300 95 - 100
0.150 75 - 95
0.075 45 - 65
0.045 20 - 35

Note: Nominal particle size indicates the 80% band i.e. up to 10% above of below the specified range