Unsaturated Polyester Electrical Insulation Board from Germany
Rigid boards of noncellular unsaturated polyester for electrical panel insulation and transformer covers. Classified HTS 3920.63.2000 as other polyester sheets. High dielectric strength.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Include dielectric strength test data for customs verification
• Classify as semi-finished, not electrical apparatus parts
• Watch copolymer blends; may shift if another monomer predominates