The refractory materials are used in linings for furnaces, kilns, incinerators, and reactors. They retain its strength at high temperatures keeping its chemical-physical properties, resistance and low thermal and electrical conductivity.
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AL
White Fused Aluminum Oxide
AL is a white aluminum oxide obtained from the fusion of calcined alumina in electric arc furnaces. It is recommended for refractory applications where purity, chemical stability and high refractoriness are characteristics to be considered.
Chemical Analytics by XRF (%) |
Al2O3 | Fe2O3 | Na2O |
99,59 | 0,04 | 0,31 |
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ALOCAL
Brown Fused Aluminum Oxide
ALOCAL is a brown fused aluminum oxide obtained from the fusion of high purity bauxites in electric arc furnaces. ALOCAL is heat treated in a rotary kiln at high temperatures and magnetic treated. These procedures guarantee low iron content in the product and it is recommended for refractory applications.
Chemical Analytics by XRF (%) |
Al2O3 | TiO2 | SiO2 | Fe2O3 | MgO |
97,64 | 1,32 | 0,50 | 0,17 | 0,11 |
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ALOTAB
Brown Fused Aluminum Oxide
ALOTAB is a brown fused aluminum oxide obtained from the fusion of high purity bauxites in electric arc furnaces. It is recommended for refractory applications.
Chemical Analytics by XRF (%) |
Al2O3 | TiO2 | SiO2 | Fe2O3 | MgO |
97,54 | 1,26 | 0,55 | 0,22 | 0,11 |
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ALP
Off White Fused Aluminum Oxide
ALP is a off white fused aluminum oxide obtained from the fusion of calcined alumina and small quantities of chromium oxide in electric arc furnaces. It is recommended for refractory applications where chemical stability and high refractoriness need to be considered.
Chemical Analytics by XRF (%) |
Al2O3 | SiO2 | Fe2O3 | Na2O | Cr2O3 |
99,09 | 0,24 | 0,11 | 0,38 | 0,03 |
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AR
Brown Fused Aluminum Oxide
AR is a brown fused aluminum oxide obtained from the fusion of high purity bauxites in electric arc furnaces. It presents an excellent cost/benefit relation, being recommended for refractory applications where iron content is not an issue. AR splits coarser than 2 mm are not recommend for refractories used at temperatures higher than 1300ºC.
Chemical Analytics by XRF (%) |
Al2O3 | TiO2 | SiO2 | Fe2O3 | MgO |
96,09 | 1,70 | 0,90 | 0,70 | 0,18 |
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MAE-10
Alumina-Magnesia Spinel - Product upon request
MAE-10 is a fused Alumina-Magnesia Spinel obtained from the fusion of alumina and magnesia in an electric arc furnace. It presents high chemical stability. MAE-10 is recommended for refractory applications.
Chemical Analytics by XRF (%) |
Al2O3 | MgO | SiO2 | Fe2O3 | Na2O |
89,10 | 10,17 | 0,05 | 0,04 | 0,49 |
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MAE-26
Alumina-Magnesia Spinel - Product upon request
MAE-26 is a fused alumina-Magnesia spinel obtained from the fusion of alumina and magnesia in an electric arc furnace. It presents high chemical. MAE-26 is recommended for refractory applications.
Chemical Analytics by XRF (%) |
Al2O3 | MgO | SiO2 | Fe2O3 | Na2O |
73,69 | 25,61 | 0,09 | 0,06 | 0,27 |
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MAE-28
Alumina-Magnesia Spinel - Product upon request
MAE-28 is a fused alumina-Magnesia spinel obtained from the fusion of alumina and magnesia in an electric arc furnace. It presents high chemical. MAE-28 is recommended for refractory applications.
Chemical Analytics by XRF (%) |
Al2O3 | MgO | SiO2 | Fe2O3 | Na2O |
71,42 | 27,43 | 0,16 | 0,14 | 0,51 |
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MAE-32
Alumina-Magnesio Spinel - Product upon request
MAE-32 is a fused Alumina-Magnesia Spinel obtained from the fusion of alumina and magnesia in an electric arc furnace. It presents high chemical stability. MAE-32 is recommended for refractory applications.
Chemical Analytics by XRF (%) |
Al2O3 | MgO | SiO2 | Fe2O3 | Na2O |
67,59 | 31,43 | 0,26 | 0,17 | 0,49 |
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MUB
Fused Mullite
MUB is a fused mullite obtained from fusion of high purity sand and alumina in an electric arc furnaces. It presents low thermal expansion and high thermal shock resistance that make MUB an excellent material for investment casting and other refractory applications.
Chemical Analytics by XRF (%) |
Al2O3 | SiO2 | Fe2O3 | Na2O | CaO |
74,95 | 24,66 | 0,05 | 0,27 | 0,03 |
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MUBS
White Fused Mullite
MUBS is a fused mullite obtained from fusion of silica sand and alumina in an electric arc furnace. It is less pure than MUB but also presents low thermal expansion and high thermal shock resistance that make MUBS an excellent material for investment casting and other refractory applications.
Chemical Analytics by XRF (%) |
Al2O3 | SiO2 | Fe2O3 | Na2O | CaO |
73,91 | 25,10 | 0,18 | 0,40 | 0,08 |
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MUW
White Fused Mullite
MUW is a fused mullite obtained from fusion of high purity sand and alumina in an electric arc furnace. It presents low thermal expansion and high thermal shock resistance that make MUW an excellent material for investment casting and other refractory applications.
Chemical Analytics by XRF (%) |
Al2O3 | SiO2 | Fe2O3 | Na2O | CaO |
73,95 | 25,61 | 0,05 | 0,32 | 0,04 |