Process for colouring of sand, applicable in superfìcies members.

摘要

Uperfu00eccies members' ', refers to the process that aims at color artificial sand in large scale, from areiais common,Including six stages mainly consist in the drying of the sand, the sieving to obtain the desired homogenization of the particles.The color itself in the sand with acrylic paint to canvas based on water, in the proportion of 250 ml of ink dissolved in 500 ml of water, to a sand volume variable 3 to 5 kg, or.With aniline based alcohol, in proprou00e7u00e3o 30 grams of aniline dissolved in 200 ml of alcohol, to a sand volume variable 3 to 5 kg, the standardization of backwards due to the mixture of sand colorizada,In the drying of the volume of areirau00e7u00e3o volume of sand to achieve the separation of the particles colorizadas, being the final product, the colored sand artificially.Apply on surfaces prepared with adhesive film, which may contain or not pre estabelcecidos contours, composing teaching materials, recreational and artistic.