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White hollow Alumina Bubble 0.2-1MM for Refractory brick and castable
2020-02-13 17:46:33
Physical spec : Chemical spec : Place of Origin : china Price : 1230.00 USD/T Price Type : FOB Details :

White hollow Alumina Bubble 0.2-1MM for Refractory brick and castable

 


Introduction of alumina hollow ball:

   The alumina hollow sphere is placed in the three phase electric arc furnace with Al2O3 content of more than 98% of the alumina. The liquid alumina is compressed into compressed air to form hollow spheres, and alumina hollow spheres are obtained.

 

Alumina hollow ball physical and chemical indicators:

Physical and chemical indicators

content

shape

White hollow sphere

kind

Mixed ball and graded ball

Al2O3  %

99

Fe2O3  %

≤0.15

SiO2  %

≤0.2

Na2O  %

≤0.25

Bulk density  g/cm3

0.5—1.0

Size mm

0.2—5(0.2-1mm,1-2mm,2-3mm,3-5mm.)


Contact Information
Company Name: HENAN SICHENG ABRASIVES TECH CO.,LTD(China)
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