The formula of colored bricks
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The formula of colored bricks.
It is composed of base layer and the face layer. For the base layer, the raw material ratio of cement, sand, mineral powder: gravel: water = 1:1.44:1.15, 3.16, 3.16. For the face layer,the raw material ratio of cement, sand, Iron Oxide pigment: water = 1:1.5:0.025:0.25.The colored bricks made by this formula are not easy to damage, colour&lustre is gorgeous,and the permeability is good too.
Moreover,the colored bricks made by such formula owns good pressure resistance and frost resistance. This method is simple in process, and the products own good quality.

 

cement bricks

The formula of colored bricks
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