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3910.00.00.00/Silicone Elastomer Base Uncured/Canada

Silicone Elastomer Base Uncured from Canada

Uncured silicone elastomer base contains silica filler and peroxide catalyst. Still classified as primary form under HTS 3910.00.00.00 if polymer content predominates per notes.

Duty Rate — Canada → United States

13%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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Import Tips

• Document filler <50% total weight to maintain primary polymer status

• Temperature-controlled shipping prevents pre-cure issues

• Include shelf-life data in commercial invoice

Silicone Elastomer Base Uncured from Canada — Import Duty Rate | HTS 3910.00.00.00