High-Density Insulation Pressboard from Mexico
Uncoated pressboard sheets >225 g/m², high density 1.25 g/cm³, for switchgear insulation and panel boards in power distribution. Fits 4805.93.20.00 as pressboard in rolls/sheets, no additional working.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Obtain supplier's ISO 9001 cert for consistent quality; customs audits fiber process compliance
• Avoid varnish or oil impregnation pre-import, as it shifts to 4811 or 4823
• Document non-perforated status; Jacquard-type perforations go to 4823 per chapter note