Rebuilt Float Zone Crystal Grower from Mexico
A used float zone furnace rebuilt for producing high-purity silicon crystals by zone melting without a crucible. Classified in HTS 8463.90.0040 as other used machine tools for metalworking without material removal, applied to semiconductor crystal processing. Ideal for defect-free boule production.
Duty Rate — Mexico → United States
14.4%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Obtain affidavits confirming rebuild status and operational testing post-rebuild
• Declare exact semiconductor processing capabilities to prevent misclassification
• Check for hazardous material residues from prior silicon processing