 6806200000 
页状硅石,膨胀粘土,泡沫矿渣
Exfoliated vermiculite, expanded clays,foamed slag and similar expanded mineral materials(including intermixtures thereof) |
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6806109090
其他矿渣棉,岩石棉及类似矿质棉
Other slag wool, rock wool and similar mineral wool(including intermixtures thereof, in bulk, sheets or rolls) |
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6806900000
其他矿物材料的混合物及制品
Other mineral materials and intermixtures thereof (articles of heatinsulating, soundinsulating or soundabsorbing mineral materials) |
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