Production of Coloured Finishes with White Cement


Production of Coloured Finishes with White Cement:

Colours Desired Commercial Names of Colours Approx. Qty necessary (kg per bag of cement)
Light Shade Medium Shade
Greys, blue-black and black Lampblack*, or

carbon black* or

black oxide of manganese* or

mineral black

0.25

0.25

0.50

 

0.50

0.50

0.50

1.0

 

1.0

Blue Ultramarine blue 2.30 4.10
Buff, colonial tint and yellow Yellow ochre or

yellow oxide

2.30

1.00

2.00

2.00

Green Chromium oxide or

Greenish blue ultramarine

2.30

 

2.70

4.10

 

 

Specifically, only the first-quality lampblack can be utilized. Carbon black is lighter in weight and needs a very exhaustive blending and mixing. Black oxide or mineral black is perhaps the most beneficial for general purposes. For black, utilize 5 kg of oxide for each bag of cement.