Non-refractory mortars and concretes
Prepared binders for foundry moulds or cores; chemical products and preparations of the chemical or allied industries (including those consisting of mixtures of natural products), not elsewhere specified or included. > Non-refractory mortars and concretes > Non-refractory mortars and concretes
Duty Rate (from China)
Products classified under Tariff item 3824.50.00.00
Cementitious Floor Screed Mortar
A self-leveling mortar blend of cement, gypsum, and polymers for creating smooth floor underlays. Non-refractory and designed for standard building floors, it falls under tariff item 3824.50.00 as a prepared non-refractory mortar.
3824.50.00Dry-Pack Concrete Repair Mortar
A low-slump mortar for hand-packing voids in concrete structures, with minimal water for shrinkage control. This non-refractory repair product is classified under tariff item 3824.50.00 as a non-refractory concrete preparation.
3824.50.00Grout Mortar for Tile Joints
A cementitious grout powder mixed with water for filling joints between tiles, containing anti-fungal agents and color pigments. Non-refractory for standard indoor/outdoor use, it falls under tariff item 3824.50.00 as a prepared non-refractory mortar.
3824.50.00High-Strength Nonrefractory Concrete Mix
A dry powder concrete achieving 10,000 PSI strength with silica fume and superplasticizers for bridges and high-load structures. Non-refractory for ambient conditions, it is classified under tariff item 3824.50.00 as an advanced prepared non-refractory concrete.
3824.50.00Masonry Pointing Mortar
A lime-cement mortar pre-mix for repointing brick and stone joints, with plasticizers for workability. Standard non-refractory for historic restoration, it falls under tariff item 3824.50.00 as a traditional non-refractory mortar preparation.
3824.50.00Polymer-Modified Tile Adhesive Mortar
A 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, so it falls under tariff item 3824.50.00 as a specialized non-refractory mortar.
3824.50.00Portland 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 products, and falls under tariff item 3824.50.00.
3824.50.00Precast Concrete Repair Mortar
A fast-setting mortar with micro-silica and fibers for patching cracks in precast concrete elements. Designed for structural repairs without refractory heat resistance, it is classified under tariff item 3824.50.00 as a specialized non-refractory mortar.
3824.50.00Pre-Mixed Wet Polymer-Modified Concrete
A wet concrete mix enhanced with acrylic polymers for improved adhesion and flexibility, used in repairs and overlays. This non-refractory wet concrete preparation falls under tariff item 3824.50.00.
3824.50.00Ready-Mix Nonrefractory Concrete for Structural Use
A pre-proportioned dry-mix concrete with cement, aggregates, and admixtures for pouring foundations and slabs. Non-refractory by design for ambient curing in general construction, it falls under tariff item 3824.50.00 as a prepared non-refractory concrete.
3824.50.00Ready-Mix Wet Self-Consolidating Concrete
A high-flow wet concrete that consolidates under its own weight without vibration, ideal for complex formwork. This non-refractory wet concrete preparation falls under tariff item 3824.50.00.
3824.50.00Waterproofing Cement Mortar
A polymer-cement mortar with crystalline waterproofing agents for basements and pools. It seals pores upon hydration and is non-refractory, so it falls under tariff item 3824.50.00 as a protective non-refractory mortar.
3824.50.00Wet Colored Architectural Concrete
A pre-mixed wet concrete with integral pigments for exposed decorative surfaces like facades and landscaping. This non-refractory wet concrete preparation falls under tariff item 3824.50.00.
3824.50.00Wet Fiber-Reinforced Concrete Mix
A wet concrete incorporating polypropylene or steel fibers for crack resistance and tensile strength in slabs and shotcrete. This non-refractory wet concrete preparation falls under tariff item 3824.50.00.
3824.50.00Wet High-Early-Strength Concrete
A wet concrete with accelerators for rapid setting and strength gain within hours, used in urgent repairs. This non-refractory wet concrete preparation falls under tariff item 3824.50.00.