Cenosphere
Cenosphere China
Cenosphere Supplier
Product Details
Cenosphere sometimes called microsphere, is a light weight, inert, hollow sphere made largely of silica and alumina and filled with air or inert gas, typically produced as a byproduct of coal combustion at thermal power plants. The color varies from gray to almost white and their density is about 0.6–0.9 g/cm³, all these property give it a widely application for insulation, refractory, oil drilling, coating, construction use.
Chemical Composition:
|
Element
|
Content（%）
|
|
SiO2
|
50-55
|
|
Al2O3
|
28-33
|
|
MgO
|
0.8-1.2
|
|
CaO
|
0.2-0.4
|
Physical Property:
|
Item
|
Result
|
|
Color
|
Grey or light grey
|
|
Melting point
|
1400℃
|
|
Floating rate
|
90 min
|
|
Moisture
|
0.5% max
|
|
PH
|
6
|
Specification: 20mesh, 30mesh, 40mesh, 60mesh, 100mesh.
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