Refractory ceramic goods; containing, by weight, more than 50% of free carbon, excluding those of siliceous fossil meals or similar earths
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6903.10
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Refractory ceramic goods can be reviewed from 6903.10, but the final code depends on full product details, material, use, and destination tariff rules.
Use the tariff calculator with origin, customs value, freight, and insurance to estimate landed cost.
No. This page is for pre-quote planning and does not replace customs rulings, official tariff data, or licensed broker advice.
6903.20
Refractory ceramic goods; containing by weight more than 50% of alumina or of a mixture or compound of alumina and of silica, excluding those of siliceous fossil meals or similar earths
6903.90
Refractory ceramic goods; composition of which n.e.c. in heading no. 6903, other than those of siliceous fossil meals or similar earths
6901.00
Bricks, blocks, tiles and other ceramic goods of siliceous fossil meals (e.g. kieselguhr, tripolite or diatomite) or of similar siliceous earths
6902.10
Refractory bricks, blocks, tiles and similar refractory ceramic constructional goods; containing by weight, singly or together, more than 50% of the elements Mg, Ca or Cr, expressed as MgO, CaO or Cr2o3