Cenospheres are hollow ceramic microspheres found in fly ash, a natural by-product of coal combustion.

Place of Origin: Hebei China (Mainland)	Color:not white	Material: fly ash
SiO2 Content (%): 50-60%	Al2O3 Content (%): 20-40%	MgO Content (%): 0.8-2%
CaO Content (%): 0.5-3.5%	Melting point:≥1400°C	CrO Content (%): X
SiC Content (%): X	Fe2O3:0.5-5%	TiO2:1-3%
Bulk Density: 0.3-0.4g/cm3	Moisture: 1%max	the Mohs scale:5-7
Real Density: 0.6-0.8g/cm3	Floating Rate: 80%-95%

Size: 40-60 mesh or as you required

Packing:in 25kg bags or 400-500kgs bags

Chinese High-quality Cenospheres in chemicals