Poziție 2818
Artificial corundum, whether or not chemically defined; aluminium oxide; aluminium hydroxide
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28INORGANIC CHEMICALS; ORGANIC OR INORGANIC COMPOUNDS OF PRECIOUS METALS, OF RARE-EARTH METALS, OF RADIOACTIVE ELEMENTS OR OF ISOTOPES2818Artificial corundum, whether or not chemically defined; aluminium oxide; aluminium hydroxide
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Subgrupe de produse
2818101110Artificial corundum, whether or not chemically defined · With an aluminium oxide content of 98,5|% by weight or more · With less than 50|% of the total weight having a particle size of more than 10|mm · Sol-Gel corundum (CAS RN 1302-74-5) with an aluminium oxide content of 99,6 % or more by weight, having a micro crystalline structure in the form of rods with an aspect ratio of 1,3 or more, but not more than 6,02818101120Artificial corundum, whether or not chemically defined · With an aluminium oxide content of 98,5|% by weight or more · With less than 50|% of the total weight having a particle size of more than 10|mm · Sintered corundum with a micro crystalline structure, consisting of aluminium oxide (CAS RN 1344-28-1) and magnesium aluminate (CAS RN 12068-51-8), with a content by weight (calculated as oxides) of: -92 % or more of aluminium oxide, and -8 % or less of magnesium oxide2818101130Artificial corundum, whether or not chemically defined · With an aluminium oxide content of 98,5|% by weight or more · With less than 50|% of the total weight having a particle size of more than 10|mm · Sintered Sol-Gel corundum or pre-sintered Sol-Gel with an aluminium oxide content of 99,6% or more by weight, having a microcrystalline structure in the form of rods with an aspect ratio of 1,3 or more, but not more than 6,02818101140Artificial corundum, whether or not chemically defined · With an aluminium oxide content of 98,5|% by weight or more · With less than 50|% of the total weight having a particle size of more than 10|mm · Sintered Sol-Gel corundum or pre-sintered Sol-Gel with a microcrystalline structure, consisting of aluminium oxide, with a composition by weight (as oxides) of at least 98,5% aluminium oxide, other than with an aluminium oxide content of 99,6% or more by weight, having a microcrystalline structure in the form of rods with an aspect ratio of 1,3 or more, but not more than 6,02818101191Artificial corundum, whether or not chemically defined · With an aluminium oxide content of 98,5|% by weight or more · With less than 50|% of the total weight having a particle size of more than 10|mm · Other · Fused alumina where both of the following apply: (i) between 5% and 35% of the product by weight is below the lowest grain size limit set out in the specification for the product and; (ii) between 1% and 10% of the product by weight is above the upper grain size limit set out in the specification for the product2818101199Artificial corundum, whether or not chemically defined · With an aluminium oxide content of 98,5|% by weight or more · With less than 50|% of the total weight having a particle size of more than 10|mm · Other · Other2818101900Artificial corundum, whether or not chemically defined · With an aluminium oxide content of 98,5|% by weight or more · With 50|% or more of the total weight having a particle size of more than 10|mm2818109120Artificial corundum, whether or not chemically defined · With an aluminium oxide content of less than 98,5|% by weight · With less than 50|% of the total weight having a particle size of more than 10|mm · Sintered corundum with a micro crystalline structure, consisting of aluminium oxide (CAS|RN|1344-28-1), magnesium aluminate (CAS|RN|12068-51-8) and the rare earth aluminates of yttrium, lanthanum, and neodymium, with a content by weight (calculated as oxides) of: -|92|% or more, but less than 98,5|% of aluminium oxide, -|2|% (± 1,5|%) of magnesium oxide, -|1|% (± 0,6|%) of yttrium oxide, and -|either 3|% (± 2,2|%) of lanthanum oxide or -|2|% (± 1,2|%) of lanthanum oxide and neodymium oxide, with less than 50|% of the total weight having a particle size of more than 10|mm2818109130Artificial corundum, whether or not chemically defined · With an aluminium oxide content of less than 98,5|% by weight · With less than 50|% of the total weight having a particle size of more than 10|mm · Sintered corundum with a micro crystalline structure, consisting of aluminium oxide (CAS RN 1344-28-1) and magnesium aluminate (CAS RN 12068-51-8), with a content by weight (calculated as oxides) of: -92 % or more, but not more than 94 % of aluminium oxide, and -8 % (± 1 %) of magnesium oxide2818109140Artificial corundum, whether or not chemically defined · With an aluminium oxide content of less than 98,5|% by weight · With less than 50|% of the total weight having a particle size of more than 10|mm · Sintered Sol-Gel corundum or pre-sintered Sol-Gel with a microcrystalline structure, consisting of aluminium oxide, with a composition by weight (as oxides) of at least 92% but less than 98.5% aluminium oxide2818109191Artificial corundum, whether or not chemically defined · With an aluminium oxide content of less than 98,5|% by weight · With less than 50|% of the total weight having a particle size of more than 10|mm · Other · Fused alumina with a titanium dioxide content of 1% by weight or more, where both of the following apply: (i) between 5% and 35% of the product by weight is below the lowest grain size limit set out in the specification for the product and; (ii) between 1% and 10% of the product by weight is above the upper grain size limit set out in the specification for the product2818109199Artificial corundum, whether or not chemically defined · With an aluminium oxide content of less than 98,5|% by weight · With less than 50|% of the total weight having a particle size of more than 10|mm · Other · Other2818109900Artificial corundum, whether or not chemically defined · With an aluminium oxide content of less than 98,5|% by weight · With 50|% or more of the total weight having a particle size of more than 10|mm2818200010Aluminium oxide, other than artificial corundum · Activated alumina with a specific surface area of at least 350 m²/g2818200090Aluminium oxide, other than artificial corundum · Other2818300020Aluminium hydroxide · Aluminium hydroxide (CAS RN 21645-51-2) -|in the form of powder -|with a purity by weight of 99,5|% or more -|with a decomposition point of 263o C or more -|with| a particle size of 4|µm (± 1|µm) -|with a Total-Na2O-content by weight of not more than 0,06|%2818300030Aluminium hydroxide · Aluminium hydroxide oxide|(CAS RN 1318-23-6) in the form of boehmite or pseudoboehmite2818300090Aluminium hydroxide · Other