Surface hardness is an important aspect in terms of increasing the life and performance of industrial materials. The Silica Powder (fumed or precipitated silica) is one of the functional fillers of different type; it may be used to increase the surfa...
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Application of iron oxide pigment as the coloring pigment of concrete brick, paver, and other masonry products is adopted. Its popularity is not accidental--because it is versatile mineral-based pigments, iron oxides provide a stability, safety and b...
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