GOODTAKE Black Iron Oxide Mineral Pigment Concrete Cement Lime Powder Colorant Waterproof Sunscreen Alkali Resistance Acid Resistance Non Toxic

Characteristics: waterproof, sunscreen, alkali resistance, acid resistance, easy to color, super hiding power
Instructions for use: When the cement is in powder form, there is no mortar to mix. At this point, you can add pigment powder as follows: 1. Calculate the amount of pigment powder to be added according to the pigment powder: cement = 1:25; 2. Wear gloves and a mask; 3. Pour the pigment powder into the cement. 4. Evenly mix cement and pigment powder. 5. Mix cement and pigment powder with mortar.
Attention method: Ordinary gray cement: 1 pack of 10 lbs gray cement, add 0.3 to 0.5 lbs of pigment, and add 10 lbs of sand; White cement: 1 pack of 10 lbs white cement, add 0.2 to 0.4 lbs of pigment, and add 10 lbs of sand. Make sure to mix iron oxide pigment with dry cement powder first, and then add water to stir!
The mixing ratios of this pigment cement is 3-5%. If you are going to color 50 pounds of concrete, we recommend adding about 1.5-2.5 pounds of pigment cement ; If you are going to color 200 pounds of concrete, we recommend adding about 6-10 pounds of pigment cement ..And so on.....(If still don't understand the mixing ratios of this pigment cement, please contact us.We will serve you wholeheartedly. Thanks )