1.Chemical formula: BaSO4.

2.Density: 4.5 g/cm3.

3.Mohs hardness: 2.5~3.5.

4.Colour: white or gray white.

1.Perlite sand is formed from perlite ore by crushing and screening.

    2.General size: 8-12 mesh 12-18 mesh 18-20 mesh 20-30 mesh 30-50 mesh 50-70 mesh.

    3.Other sizes could be produced as requested.

1.Increase air negative ion concentration.    

2.Increase dissolved oxygen and activate water.    

3.Micro-clustered water hydrate cells more effectively.   

4.Essential minerals maintains optimal health.    

5.Improve the taste of water.   

6.Inhibit microbe breeding.

   1.Insulation

    2.High temperature resistant.

    3.Lustrous appearance.

    4.Stable physical and chemical property.

    5.Good heat insulation elasticity and toughness.