HS 690320101012 - Other refractory ceramics made of semi-silica (such as kilns, pot furnaces, capsules, stoppers, supports); alumina, silica, or mixtures >50%, alumina<45% | TR2B HSBOT

Other refractory ceramics made of semi-silica (such as kilns, pot furnaces, capsules, stoppers, supports); alumina, silica, or mixtures >50%, alumina<45%

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690320101012

HS 690320101012 - Other refractory ceramics made of semi-silica (such as kilns, pot furnaces, capsules, stoppers, supports); alumina, silica, or mixtures >50%, alumina<45%

Other refractory ceramics made of semi-silica (such as kilns, pot furnaces, capsules, stoppers, supports); alumina, silica, or mixtures >50%, alumina<45%

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