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About Us |
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Address:2F, No. 24, Fengxiang Street, Guicheng, Dinghu District, Zhaoqing, Guangdong, China
PC:526070
Tel:0086-758-2650858
Fax:0086-758-2650858
E-mail:info@zqandes.com
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< Refractory Materials and Abrasives
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< Calcined Alpha Alumina

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1. Calcined Alpha Alumina (Refractory grade)
Items |
Unit |
AD-1 |
AD-2 |
AD-3 |
Al2O3 |
% |
99.7min |
99.5min |
99.0min |
Na2O |
% |
0.10max |
0.15max |
0.20max |
SiO2 |
% |
0.05max |
0.08max |
0.15max |
Fe2O3 |
% |
0.03max |
0.03max |
0.04max |
True Density |
g/cm3 |
3.95 |
3.94 |
3.93 |
Alpha-Al2O3 |
% |
95min |
95min |
94min |
Particle |
μm |
1 |
1-2 |
2-3 |
Packing: In 50Kgs bag or in 1MT big bag
2. Calcined Alpha Alumina (Ceramics grade)
Items |
Unit |
AD-13 |
AD-R23 |
AD-D23 |
AD-30 |
AD-32 |
Al2O3 |
% |
99.7min |
99.7min |
99.7min |
99.7min |
99.8min |
Na2O |
% |
0.03max |
0.08max |
0.05max |
0.08max |
0.05max |
SiO2 |
% |
0.04max |
0.05max |
0.04max |
0.05max |
0.04max |
Fe2O3 |
% |
0.02max |
0.03max |
0.03max |
0.03max |
0.02max |
True Density |
g/cm3 |
3.97 |
3.96 |
3.96 |
3.94 |
3.95 |
Alpha-Al2O3 |
% |
96 |
95 |
96 |
95 |
96 |
Particle |
μm |
3-5 |
2-3 |
2-4 |
1max |
1-2 |
Packing: In 50Kgs bag or in 1MT big bag
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