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Cenosphere, Hollow Microsphere
- Jul 30, 2017 -

Cenosphere, Hollow Microsphere Basic Info

Product Description

  • Model NO.: YH-CE-20

  • Type: Random Packing

  • Appearance: Spherical

  • Origin: Hebei Province, China

  • Material: Cenosphere

  • HS Code: 26219000

Cenospheres are hollow silicate micro-spheres extracted from the fly ash generated in coal-fired power plants. They are in white or light gray color and have a particle size from 20 to 500 microns. 


1. Chemical property
2. Physical index
In water: ≤ 1%
Color: Gray or gray white
CCS: 40-80Mpa
Specific gravity: 0.30-0.42
Thermal conductivity: 0.036-0.060W/m. K
Refractoriness: 1280-1800° C
True density: 0.7-0.8g/ml

3. Cenosphere, Hollow Microsphere Advantages: (1) Reduced Raw Materials Cost
(2) Improved Flowability
(3) Reduced Resin Demand
(4) Improved Insulation Values
(5) Reduced End Product Weight
(6) Resistant to Resin Absorption

4. Cenosphere, Hollow Microsphere Features: They have excellent fluidity as well as sound, electric and heat insulation, cenospheres are a filler used to replace minerals and resins where the benefits may be as diverse as weight reduction, improved thermal insulation, reduced shrinkage, improved fire resistance or simply easier application.

Element SiO2 Al2O3 Fe2O3 SO3 CaO MGO K2O Na2O
Content(%) 56-62 33-38 2-4 0.1-0.2 0.2-0.4 0.8-1.2 0.5-1.1 0.3-0.9


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