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Performance comparison of architectural grade and industrial grade black iron oxide pigments in concrete and coatings
1. Basic feature differences Characteristic Architectural Grade Iron Oxide Black Industrial Grade Iron Oxide Black Purity 90%-95% 98%-99% Particle Size Distribution Broad (D50 ≈ 5-15μm) Narrow (D50 ≈ 1-5μm) Chemical Stability High alkali resistance, but weaker acid/salt spray resistance Excellent resistance to acid, alkali, and salt spray Tinting Strength Moderate (requires higher addit...
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Iron Oxide Black: An all-rounder from industrial applications to life aesthetics
Iron oxide black, with the chemical formula Fe₃O₄, is a natural or synthetic black pigment. With its excellent light resistance, weather resistance and chemical stability, it has become an irreplaceable source of black in many industries. From ancient rock paintings to modern architectural coatings, the history of iron oxide black is almost synchronized with human civilization. Industrial applica...
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Global Orange Iron Oxide Pigment Market: Growth Trends and Emerging Applications in 2025
I. Growth TrendsEnvironmental Demand Drives Market GrowthAs an inorganic pigment, orange iron oxide pigment has environmentally friendly characteristics such as non-toxicity, no heavy metals, and low volatile organic compound (VOC) emissions, which fully complies with the increasingly stringent environmental regulations around the world. Especially in the coatings, plastics and ink industries, ora...
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What are the new uses of iron oxide brown pigment in the construction industry?
Iron oxide brown pigment is an inorganic pigment with excellent performance. It is widely used in the construction industry because of its good weather resistance, chemical resistance, strong hiding power and color stability. In recent years, with the continuous development of construction technology and design concepts, some new uses and application methods of iron oxide brown pigment have emerge...
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