Premium Clear Split Block Mica from Japan
Premium clear split block mica features high optical clarity in sheets ≤0.508 mm thick, split to exact tolerances without shaping. Used in vintage stove windows and scientific instruments for its transparency and durability. Meets HTS 2525.10.0010 criteria as unworked split block per statistical note (a).
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%
Import Tips
• Request clarity grading certificates (e.g
• 'window grade') to support value declarations
• Avoid retail packaging; bulk shipment maintains crude material status vs consumer products
• Check for asbestos contamination via testing, as trace fibers could invoke hazardous material rules