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6805.30.50.00/Diamond Lapping Films on Polymer Film Base/Japan

Diamond Lapping Films on Polymer Film Base from Japan

Precision lapping films coated with micron-sized diamond particles on a polyester polymer film base for semiconductor and optics polishing. Falls under HTS 6805.30.5000 for artificial abrasive on other materials (plastic film). Achieves sub-micron surface finishes.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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Import Tips

• Provide particle size distribution reports for 'precision' claims and duty verification

• Comply with export controls if diamond tech implies strategic materials