Preformed Calcium Silicate Exhaust Duct Insulation from Germany
Molded half-sections for insulating hot gas exhaust ducts in petrochemical plants, leveraging calcium silicate's high-temperature performance. HTS 6806.90.00.20 applies to these sound/heat-insulating molded mineral articles.
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
• Document custom molding dimensions to distinguish from standard boards
• Comply with US fire safety standards (UL listings) for easier entry