Concerned personage proposal, consumer is in the Marble of choose and buy when, to be cautious with red, brown series of granite, marble, if used, the area that holds a store had better not exceed 40 square meters. Do not buy as far as possible "stall" marble, because many of them are colored marble, the wholesome safety of coating. In the spot chooses, have the eye view, ears, drop Chinese ink 3 laws.
Eye view: uniform fine material structure of the stone has the exquisite qualitative feeling, for stone grade; Thick bead and differ the stone material of a structure its grain appearance effect is poorer.
Ears: good quality Stone picture material knock ringing and euphonic; If the stone exist because of weathering fracture or slight lead to particles become loose, criterion knock voice is husky dumb.
Drop Chinese ink: in the back of the stone exhibition material on the drop a small grain of ink, such as ink soon infiltration out four sanctions, namely that stone material internal particles loose and existing gap, stone material quality is bad; If ink drips to be not moved in place, show stone material quality of a material is good.
Consumer is buying stone material shall have the right to require the manufacturer is shown examine report, should pay attention to examine the date of the report, the stone material of same breed because of its mine dot, ledge, producing area is different, its radioactivity is put in very big difference, so in the choice or using stone material cannot see one of only a single test report, especially quantities on the project are used, should be partial or points DuoCi stage detection.
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