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8475.29.00.00/Boule Annealing Furnace/Japan

Boule Annealing Furnace from Japan

Furnace for annealing silicon boules in quartz tubes to relieve stresses post-growth, hot working glass envelopes. HTS 8475.29.00.00 for semiconductor glassware processing. Improves crystal quality.

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 quartz tube dimensions; thermal ramp data required

• Pitfall: general oven classification