What is Coloured cement?

Coloured cements are made by grinding 5 to 10 percent of suitable pigments with white or ordinary gray portland cement. Air-entraining cements are made by the addition on grinding of a small amount, about 0.05 percent, of an organic agent that causes the entrainment of…Click to see full answer. Similarly, you may ask, what is the color of cement?Cement essentially consists offour mineral phases: two calcium silicates, a calcium aluminate and a mixed crystal known as calcium aluminate ferrite (C4AF). While the first three appear as pure white minerals, pureC4AF has a brown color because of itsiron content. So theoretically, pure cement would be brown.Secondly, how do you add color to concrete? In a small container, mix the concrete coloring pigment with water, and then add to the concrete, according to the instructions on the bag. Tip: The more pigment you add, the more intense the color will be. Add a little more warm water than usual to the mix so it will pour easier into the bottle. Also asked, what is the color of Portland cement? The characteristic greenish-gray to brown color of ordinary Portland cement derives from a number of transition elements in its chemical composition. These are, in decreasing order of coloring effect, chromium, manganese, iron, copper, vanadium, nickel and titanium.Is colored concrete worth it?Colored concrete is a relatively inexpensive way to add resale value to a property. Used for both interior and exterior features, decorative concrete applications require less maintenance and are less labor-intensive than other surface finishes. They also require less long-term and short-term maintenance.