Natural stone selection principle
Decorative. For the building facade of the stone, the selection must be considered its color and natural texture and the surrounding environment of the building in harmony, fully embodies the artistic beauty of the building. At present, the world's natural rock decorative panels, are generally the standard thickness of 20 mm-based, but some countries in the West because of taking into account the use of some buildings after the decorative effect of stone, but also produce some thickness of 12 mm ~ 15 Mm of natural slate. At the same time in a number of stone processing industry developed countries and regions, in order to adapt to the decorative effect of high-rise buildings, they are very focused on the requirements of building materials standards, the introduction of the thickness of only 8 mm, 10 mm, 11 mm ultra- Slate, this stone in the polished polished building after the facade is particularly beautiful, but also save a lot of raw materials.
1. Economy. Conditions permitting, as far as possible local materials to shorten the distance, reduce labor intensity, reduce costs.
Strength and performance. Stone strength and its durability, wear resistance, impact resistance and other properties are closely related. Therefore, according to the importance of buildings and buildings in which the environment, the choice of sufficient strength of stone, to ensure the durability of the building.
In addition, the recent foreign also appeared in stone and plastic or aluminum composite sheet products, that is, the marble sheet on the back of the adhesive foam polyester or aluminum honeycomb structure materials and glass fiber cotton felt and other materials, with a light weight, high strength, Thermal insulation characteristics of the composite sheet.
Selection method and standard:
???????? Chinese stone by radioactive level is divided into A, B, C three categories, according to regulations, only Class A can be used for home interior decoration. Stone is mainly marble and granite two kinds of marble radioactive are generally lower than the granite, most can be used for interior decoration, and granite should not be used in large quantities indoors, especially in the bedroom, the elderly, children's room use The According to the test, different colors of stone to put the red, green or with a large spot of red granite varieties.
???????? Natural stone refers to the natural rock from the mining out, and processed into a block or plate-like material in general. Building decoration with natural stone mainly granite and marble two kinds. The so-called marble is the deposition or deterioration of the rocks of the rocks, marble, dolomite, limestone, sandstone, shale and slate.
