Noval Stones Noval Stones Beukenlaan 54 3730 Hoeselt Noval Stones
Noval Stones Noval Stones Home Producten Noval Stones
Fonteinen Decoratie Mineralen Contact

high density alumina grinding balls & lining blocks
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨
Chemical composition
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨
AL²0³>: 92.5%

SiO²: 3%
MGO: 1.7%
BAO: 1.1%
CaO: 0.7%
Traces of other substances


Physical specifications
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨
Alumina content as high as 92.5%
specific gravity: over 3.60 G/cm³   Average: 3.68 G/cm³

Porosity: 0

Hardness moh's: 9
Hardness rockwell 45N.: 75/79

Compressive strenght: 21/22.000 KP/cm²
Bending strength: 3.200/3.400 KP/cm²

Elasticity modulus: 2.7 / 2.8 x 106 KP/cm²
Impact strength: 8 KP-CM/cm²

Color: white

Ball sizes available: 20 mm / 25 mm / 30 mm / 40 mm / 50 mm / 60 mm / 70 mm
Block sizes available: 40 mm / 45 mm / 50 mm / 65 mm / 75 mm

Also cylinders available


Lunatis