How to choose marble and granite plates to recognize inferior stone

Natural decorative Natural Stone Slabs (you could try here) stone is constructed of organic natural stone, so its quality depends on the grade of the block and on the other hand. Inferior marble and China Granite Marble Stone slabs are generally expressed in the following aspects:

(1) The design of the surface is not beautiful

The top of high-quality stone includes a beautiful and elegant color, which makes the decorative surface possess a strong decorative effect. However, the grade of the stone after processing isn't beautiful, and it could not provide people a beautiful enjoyment. Therefore, the surface tone from the stone is the primary indicator for analyzing the quality of the rock.

(2) The grade of the processed sheet is poor.

Stone will leave some problems on the top appearance through the control. If these appearance flaws are beyond the range of national criteria, rock is a non-conforming item. With these poor quality rock with poor appearance, the entire effect will be very poor. Consequently, in judging the quality of the stone, furthermore to considering the color of the pattern, the appearance quality must be checked.

(3) Huge deviations in proportions

The decorative stone is processed into a sheet, and is constructed by using a tile or a collage method. If the plate with a big deviation from the standards size is definitely laid, the surface will end up being uneven as well as the seams will end up being uneven. Especially for the adornment from the facade, the collection shape of the ornamental surface will be irregular, which will affect the entire decorative effect. As a result, the deviation of the size of the standards will directly influence the decorative effect of the stone.

(4) Poor physical and chemical substance performance indicators

The inferior stone has poor compressive strength, flexural strength, wear resistance, durability, hardness, etc., and cannot promise the durability from the stone.