Physical property

Chemical property

S.G (g/cbm)

4.35-4.40

BaSO4

98%

Mean particle diameter (mm)

9

Fe2O3

0.035%

Hegman fineness (ASTM D.1210)

4.5

AL2O3

0.1%

Oil absorption (g oil/100g) (ASTM D.281)

10-12

CaO

0.1%

Whiteness

91

Silicates

0.18%

Bulk Density

1.55

Heavy metals

0.003%

Tapped Density

2.4

Water Soluble Salts

0.15%

PH Value

7-8

Moisture (H2O)

0.1%

Loss on Ignition

0.5%