White Supersulfate Cement
White supersulfate cement combines Portland clinker with high sulfate content for sulfate resistance, maintaining white color through low-iron components. Classified under HTS 2523.21.00.00 as white hydraulic cement, artificially colored if needed. Used in harsh marine environments.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If gray supersulfate or slag cements without white specification
Non-white variants under general hydraulic cements.
If high-alumina sulfate-resistant variants
Aluminous cements have separate heading regardless of color.
If pre-blended with expansive agents for special grouts
Hydraulic lime non-storing water products may go to prepared binders.
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Import Tips & Compliance
• Provide sulfate resistance test results (EN 197-1) to distinguish from standard Portland
• Ensure clinker-slag blend ratios documented; excessive slag may alter classification
Related Products under HTS 2523.21.00.00
White Cement Clinkers
White cement clinkers are intermediate nodules from the kiln firing process of low-iron raw materials, ground into finished white Portland cement. Under HTS 2523.21.00.00 as white Portland cement in clinker form, not yet pulverized. Imported for final grinding at destination mills.
High Early Strength White Cement
White Portland cement formulated for rapid setting in precast production, achieving high strength within hours while preserving white color. HTS 2523.21.00.00 classification based on white hydraulic cement properties, not specific strength grades. Used in accelerated construction projects.
White Portland Cement
White Portland cement is a hydraulic cement produced from raw materials with low iron content, resulting in its characteristic white color, suitable for architectural and decorative applications. It falls under HTS 2523.21.00.00 as white cement, whether or not artificially colored, distinct from gray Portland cement due to its purity and color profile. Commonly used in exposed concrete surfaces and high-end finishes.
Artificially Colored White Cement - Ivory Shade
This white Portland cement is artificially colored to an ivory shade using iron-free pigments, ideal for matching specific architectural palettes in precast elements. Classified under HTS 2523.21.00.00 for white cement whether or not artificially colored, distinguishing it from natural gray cements. Used in luxury flooring and facade panels.
Architectural White Cement
Premium white Portland cement designed for exposed architectural concrete, with fineness optimized for smooth finishes and low heat of hydration. Meets HTS 2523.21.00.00 criteria for white cement due to its high whiteness index (>85%) and hydraulic properties. Essential for modern facades and sculptures.
Decorative White Cement with Blue Tint
Artificially colored white cement with blue pigment for artistic terrazzo and stained concrete applications, maintaining hydraulic setting properties. Falls under HTS 2523.21.00.00 explicitly covering artificially colored white cement. Popular in interior design flooring.