stone material is used to make high-grade building adornment with, largely using its excellent physical properties and its rich color. But because the color of natural stone material is qualitative, color or formed by stone contains pigment and internal structure ion decision.
Meanwhile, composition of stone material formed by different minerals the order of different color can also affect the change, this is what we call the stone chromatism.
Therefore, when we use adornment stone material often encounter color difference. According to the stone structure and the different marble characteristics, we will have off color phenomenon finishes stone broadly grouped into the following two categories, and proposes that different solution:
A, same color stone material
The same color fastens stone means with the same structure and features, and color of the same or similar a composition stone material. For example: shandong white linen with large flowers flowers flowers flowers, with hair surface with, smooth surface and old, new, surface and belong to the same color fastens is ore-bearing layer stone. For such stone, we suggest the color difference between using "green angel" HB - S402 graces type of stone conservation agent (also called wet lubricious agent, BaoXianJi) to undertake handling. Graces type of stone conservation agent applies to the same color difference between the small stone colors appear wear, faded and adjustment, dim the phenomenon such as marble, granite, sandstone, SLATE is breathing microporous brunet type of stone material graces processing. The grace of light color stone effect is not obvious. Because after not easy grace, and I would suggest that you fast, so small experiment, confirm effect do do large area again after construction.
Second, the stone material of different color
Different color fastens stone is refers has completely different structure and features, and color ingredients completely different kind of stone or difference is very big. For example: gold thread cream-colored and new west cream-colored, Spain cream-colored with white sand cream-colored, shandong white linen and American grey porrino belong to different color between the stone. Between them, the color difference for we recommended a coloring (Slate ) to undertake handling. At present, the domestic and international stone shading methods about 20 kinds, mostly need specific equipment or field. This it is for stone conservation industry don't conform to reality. After our many years of experience, we think that use stone material colorings for coloring process is an obvious effect is simple for the convenience and good solution. However, because once the shaded stone after is not easily removed, so, the proposal consists of professional technical personnel for construction, so as to avoid unnecessary loss.
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