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High-Strength Nonrefractory Concrete Mix

Dry powder concrete achieving 10,000 PSI strength with silica fume and superplasticizers for bridges and high-load structures. Nonrefractory for ambient conditions. Under HTS 3824.50.00 as advanced prepared nonrefractory concrete.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

More Specific Codes

This product may fall under a more specific subheading:

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

3824.30.00Higher: 38.6% vs 35%

If chemical admixtures sold separately

Individual concrete admixtures classify under 3824.30.

3811.90.00Higher: 41.5% vs 35%

If fuel additives or specific chemicals

If admixtures dominate, may shift to 3811.

6905.10.00Higher: 48.5% vs 35%

If hollow ceramic refractory bricks mix

Refractory concrete mixtures with ceramics in Chapter 69.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

• Provide mix design reports for engineering approvals

• Declare silica fume percentage for health/safety filings

• Coordinate with DOT specs for infrastructure projects

Related Products under HTS 3824.50.00

Portland Cement-Based Nonrefractory Mortar

A pre-mixed mortar containing Portland cement, sand, and water-retaining agents designed for masonry and bricklaying applications. It sets through hydration without requiring high-temperature firing, distinguishing it from refractory types. Classified under HTS 3824.50.00 as a nonrefractory mortar preparation for construction use.

Polymer-Modified Tile Adhesive Mortar

Ready-to-use mortar with cement, fine sands, and polymer additives for bonding ceramic tiles to substrates. The polymers enhance flexibility and adhesion without refractory properties. Falls under HTS 3824.50.00 as a specialized nonrefractory mortar for flooring and wall installations.

Ready-Mix Nonrefractory Concrete for Structural Use

Pre-proportioned dry-mix concrete with cement, aggregates, and admixtures for pouring foundations and slabs. Nonrefractory by design for ambient curing in general construction. HTS 3824.50.00 covers this as prepared nonrefractory concrete not for high-heat environments.

Grout Mortar for Tile Joints

Cementitious grout powder mixed with water for filling joints between tiles, containing anti-fungal agents and color pigments. Nonrefractory for standard indoor/outdoor use. Under HTS 3824.50.00 as a prepared nonrefractory mortar for finishing applications.

Precast Concrete Repair Mortar

Fast-setting mortar with micro-silica and fibers for patching cracks in precast concrete elements. Designed for structural repairs without refractory heat resistance. HTS 3824.50.00 includes such specialized nonrefractory repair concretes.

Cementitious Floor Screed Mortar

Self-leveling mortar blend of cement, gypsum, and polymers for creating smooth floor underlays. Nonrefractory for standard building floors. Classified in HTS 3824.50.00 as prepared nonrefractory mortar for leveling applications.