Slag Cement Clinker from Germany
Slag cement clinker is produced by blending blast furnace slag with Portland clinker components, providing sulfate resistance. It is the unground clinker form under HTS 2523.10.00.00, destined for grinding into blended hydraulic cement.
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
• Submit blast furnace slag origin certificates to verify composition and prevent misclassification as pure Portland clinker
• Test for hydraulic properties (e.g
• setting time <10 hours) as proof of clinker status during customs inspection