石家庄永恒建材有限公司

Contact

Company:Shijiazhuang Eternal Building Materials Limited Company
ADD:2604-1 Aerkadiya, PingAn Street and HePing Road, Shijiazhuang, Hebei, China PT:050000
Tell:0086-311-69032602
Fax:0086-311-85119401
Email:yonghengmaterial@vermiculite-china.com
wisdombai@vermiculite-china.com
yonghengstuff@vermiculite-china.com
yonghengmaterials@vermiculite-china.com
vermiculite-china@vermiculite-china.com

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.

          

Chemical property

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

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

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

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.