Diatomite Thermal Insulation Block from Germany
High-porosity thermal insulation block from diatomaceous earth for ovens and high-heat enclosures. HTS 6901.00.00.00 specifically for blocks of siliceous fossil meals.
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 thermal conductivity data (<0.15 W/mK typical for diatomite)
• Certify no organic binders exceeding Chapter 69 curing exclusions
• Invoice as 'blocks' not 'boards' to match terminology