Detailed Product Description
Chemical Composition and Physical Properties
All Sizes -325mesh Li -325mesh STD -20um B
Chemical Content :%
Al2O3 >99.4 >99.3 >98.6 >99.25
Na2O <0.4 <0.4 <0.5 <0.4
CaO <0.08 <0.08 <0.15 <0.10
SiO2 <0.06 <0.06 <0.06 <0.12
Fe2O3 sol. <0.031 <0.036 <0.50 <0.031
Physical Properties
Single Value Average Value
Bulk Specific Gravity (g/cm3) 3.65 3.65 4
Apparent Porosity (%) 4 4 3.65
Water Absorption (%) 1.1 1.2 1.2
Remark: All sizes excluding ?25mesh LI,-325STD and ?0um B
The remarkable physical properties of the product are as follows:
High hardness, Mohs hardness can reach 9 knoop.
High melting point, the highest is 2050.
Good Chemical resistance. No alkall and mineral acid except hydroxide acid and phosphoric and can react with it.
Good heat conductivity and high resistance. So the product has good electrical properties.
High grain strength
The advantages of the product are as follows:
High Refractoriness.
High bulk density and low permeability.
High thermal resistance and hot load-strength.
Good abrasion resistance and corrosion resistance.
Low thermal shrinkage.
| Place of Origin: | Henan in China |
| Model No: | -325mesh,0-0.5mm,1-3mm,3-5mm |
| Brand Name: | CAEC |