HS code 381600: Refractory Cements
- Covers:
- Refractory cements, mortars, concretes and similar compositions, including dolomite…
- Listed US duty:
- 0%–3% (US general rate, HTS 2026)
Official description
Refractory cements, mortars, concretes and similar compositions, including dolomite ramming mix, other than products of heading 3801
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Suggestions from the HS index, not a customs ruling
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What 381600 covers and what it doesn’t
Official text: Refractory cements, mortars, concretes and similar compositions, including dolomite ramming mix, other than products of heading 3801.
Nearby codes to check
- Heading 3816 Refractory cements, mortars, concretes and similar compositions, including dolomite ramming mix, other than products of heading 3801: every subheading side by side.
US duty rate
0%–3%
General (MFN) rate in the US Harmonized Tariff Schedule, 2026 edition. A range means the rate depends on the 8-digit US line your product falls under. Extra duties such as Section 301, Section 232 or anti-dumping orders can apply on top, depending on origin. Check the lines on hts.usitc.gov. Not legal advice.
Who imports under 381600
EximAgent lists companies with recorded shipments under this code, built from customs records, with who they buy from and how often. See importers of 381600 →
Common questions
- What is HS code 381600?
- Refractory cements, mortars, concretes and similar compositions, including dolomite ramming mix, other than products of heading 3801
- What duty rates apply to 381600?
- Listed US duty: 0%–3% (US general rate, HTS 2026).
Browse all of Chapter 38: Miscellaneous chemical products →
Go beyond the code
Classify a product and check the duty for your destination with the CLI, then keep researching in your own agent.