CHEMICAL ANALYSIS: 
SiO261%
MgO31%
Fe2O3Less 1.3%
Al2O31.0%
CaOLess 0.5%
PHYSICAL ANALYSIS 
Whiteness89 Hunter
Oil Absorption53
Particle ShapePlatey
pH8.8
Specific Gravity2.8
Apparent Density (SCOTT)6.7lb/cu.ft
Tapped Density22.6lb/cu.ft
PARTICLE SIZE DISTRIBUTION (typical) 
Micron Diameter% by Weight Below
Indicated Size
20100%
1599.9
1098.4
7.596
587
482
370
256
136

PACKING: 50 lb paper bags 40 bags /wooden pallet

ORIGIN: USA