Fondu Aluminous Cement
Fondu aluminous cement, also known as fondu cement, is a high-purity calcium aluminate cement for specialty concretes and castables. It meets HTS 2523.30.00.00 criteria as aluminous cement with quick setting properties ideal for precast elements. Supplied in bulk or bagged form without additives.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If in clinker form rather than ground powder
Unground clinkers of aluminous cement remain in 2523.90 as similar hydraulic cements.
If for refractory castable mixes with added aggregates
Refractory ramming mixes containing aluminous cement shift to 3816.
If chemically processed into calcium aluminate salts
Purified chemical compounds derived from cement fall under inorganic salts in Chapter 28.
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Import Tips & Compliance
• Include Safety Data Sheets (SDS) confirming non-hazardous hydraulic cement status
• Use ISPM-15 compliant pallets for bagged cement to prevent fumigation issues at ports
Related Products under HTS 2523.30.00.00
Calcium Aluminate Cement Powder
Calcium aluminate cement powder is an aluminous cement used in rapid-hardening concrete and repair mortars. Classified under HTS 2523.30.00.00 for its aluminous composition providing superior sulfate resistance and fast strength gain. It is typically packaged in 50kg bags for construction applications.
High-Alumina Refractory Cement
High-alumina refractory cement is a hydraulic cement composed primarily of calcium aluminate, designed for high-temperature applications in furnaces and kilns. It falls under HTS 2523.30.00.00 as aluminous cement due to its high alumina content enabling rapid setting and heat resistance. This cement is supplied as a fine powder ready for mixing with water.
Sulfuric-Resistant Aluminous Cement
Sulfuric-resistant aluminous cement is formulated for aggressive environments like sewers and wastewater structures. Its high alumina content qualifies it under HTS 2523.30.00.00 as a hydraulic aluminous cement with exceptional chemical durability. Provided as fine powder for on-site mixing.
Rapid-Set Aluminous Cement Clinker
Rapid-set aluminous cement clinker is the intermediate product ground into finished cement, containing high aluminates. Classified in HTS 2523.30.00.00 whether in clinker or powder form as specified for aluminous hydraulic cements. Used by manufacturers for custom blends.
Aluminous Expansion Cement
Aluminous expansion cement generates controlled expansion for precision grouting and anchoring applications. It qualifies under HTS 2523.30.00.00 due to its calcium aluminate base providing hydraulic setting with expansive properties. Packaged for industrial maintenance use.