Grabite Dyeing Black

China has a rich reserves of granite resources.While the granite is mostly light colored.So dyeing treatment to granite can improve the values.Grabite Dyeing Black is not a complex process.Select Acid dye  to granite black is very essential.It can impact the dyeing crafts performance.The best recipe is used the vacuum heat pretreatment to  granite.Granite is the oldest stone in the application.It is the most widely used and the largest amount of rock.The different colors of granite from the feldspar, quartz, mica and other minerals can has a big altration.When dyeing,the dyestuff mainly has the aid of granite grain.This combination of forces is weak and the granite is easy to fade after transfection.As for these characteristics,granite stain must choose the right technology so that the dye deep into the gap as far as possible.China is one of the world big stone producing country,the annual output and export volume of the stone ranks first in the world.The domestic annual consumption of stone products is increasing year by year.These advantages provide useful condition for granite black dyeing.
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