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Pumice for Foundry Core Sand Additive from Japan

Fine pumice added to foundry core sands improving permeability and reducing defects. Classified under HTS 2513.10.0080 as pumice stone natural abrasive. Enhances collapsibility for easier shakeout.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

Import Tips

AFS Grain Fineness Number testing for foundry sand specifications

Thermal analysis for core baking performance

Avoid organic contaminants affecting binder curing

Pumice for Foundry Core Sand Additive from Japan — Import Duty Rate | HTS 2513.10.00.80