What method is there to identify whether stone material is inferior? Natural stone quality on the one hand depends on the quality of raw materials, on the other hand also related to the processing process. Inferior marble and granite slab are mainly reflected in the following aspects:
1, the surface of the pattern tone is not beautiful
High quality stone surface decorative pattern color and luster is beautiful and generous, elegant, so that the decorative surface has a strong decorative effect. And the small series of guizhou stone cutting machine to understand the quality of the stone after processing the surface pattern color is not beautiful, can not give a person to enjoy the beauty. So the color of stone surface pattern is the main index to evaluate the quality of stone.
- The appearance quality of the processed sheet is poor
Stone material can leave a few blemish on exterior appearance in processing process, if these exterior blemish exceeded the limits that national standard sets, stone material is unqualified product namely. The inferior inferior stone material that USES these exterior quality difference undertakes facing adornment, its integral effect can be very poor, so, when judging stone material quality, divide outside considering design colour and lustre, still must check its exterior quality.
- Large deviation of specifications and sizes
Decorative stone is processed into the use of plate, guizhou stone edge cutting machine stone construction using the method of paving or collage. If the deviation of the specification and size of the plate is large, the surface will be uneven, uneven joints, especially for the facade decoration, will make the decorative surface line is not neat, affecting the overall decorative effect. So the deviation of specification dimension also can affect the adornment effect of stone material directly.
- Poor physical and chemical performance indexes
The compressive strength of inferior stone material, flexural strength, wearability, durability, hardness and other properties are poor, can not ensure the use of stone durability.
