0304 研磨用材料及其制剂
磨光用石头030002,研磨剂030003,磨利用制剂030003,金属碳化物(研磨料)030035,碳化硅(研磨料)030036,金刚砂(研磨用)030062,金刚铝(研磨料)030082,金刚砂纸030084,金刚砂布030086,金刚砂030094,砂纸030140,浮石030145,砂布030160,玻璃砂布030161,研磨材料*030165,研磨纸030166
※磨光粉C030032,研磨膏C030033,玻璃砂(研磨用)C030034,研磨用刚玉砂C030035,白刚玉C030036,裁布机用砂带C030073