7020.00.30.00/Semiconductor Quartz Process Tube/Japan

Semiconductor Quartz Process Tube from Japan

High-temperature fused quartz process tube for diffusion and oxidation stages in silicon wafer fabrication. Features precise ID/OD tolerances for horizontal furnace insertion. Specifically classified in HTS 7020.00.30.00 for semiconductor manufacturing applications.

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

• Specify length/diameter matching standard furnace specs (e.g

• 150mm-200mm wafers)

• Include bubble-free certification; defects common cause for rejections at entry

• Reference SEMI standards (F14) in documentation for industry credibility