Color steel sandwich panel is a kind of light construction material that is widely used at present. It has the properties of high mechanical strength and easy forming of steel materials, and also has the good decorative and corrosion resistance of coating materials. It is generally used in municipal works, industrial plants, warehouses, cold stores and temporary construction houses for field operations. It has the characteristics of waterproof, thermal insulation, light weight, anti-seismic, easy handling and installation. So how to choose and buy excellent color steel sandwich board products? Jinan Color Steel Sandwich Panel Factory answers:
In the process of purchasing color steel sandwich panels, consumers should observe the thickness of the upper and lower steel plates and the density of the core material in the middle layer. It is advisable to select color steel sandwich panels with a thickness of more than 0.44mm metal surface material and dense core material, and request the production and seller to provide the product quality inspection report. The color steel sandwich panel with too thin steel plate and too small density of core material may cause overturning and collapse accidents in actual use.
Check whether the identification on the product or its package is true and meets the following requirements: there is product quality inspection certificate and fire performance grade; Product name, manufacturer's name and address marked in Chinese; According to the characteristics and use requirements of the product, if it is necessary to indicate the product specification, grade, name and content of the main ingredients, it shall be indicated in Chinese accordingly; Products that are liable to cause damage to the product itself or may endanger personal and property safety due to improper use shall have warning signs or warning instructions in Chinese.
Observe the bonding and peeling performance of the color steel sandwich panel, and observe whether there is any phenomenon of hollow, uneven coating, leakage and leakage of coating. Poor bonding may cause delamination, physical and mechanical properties reduction, affect the service life of the product, and may cause collapse and collapse accidents.
Polystyrene and polyurethane color steel sandwich panels are prone to produce a large amount of smoke and toxic gas when they are burned or burned at high temperature, which not only affects the evacuation and fire fighting of personnel, but also accelerates the spread of fire due to the dispersion of molten droplets. During the combustion process, the smoke and toxic gas make people suffer deeply, causing fire injuries and deaths. Consumers should use color steel sandwich panels that meet the fire protection design requirements in accordance with the fire protection design requirements, and rock wool sandwich color steel plates should be selected for residential buildings.
During installation, qualified units shall be used, and the product standards, fire protection design and other specifications shall be strictly followed. Select building components and materials whose combustion performance meets the requirements of relevant national standards, strengthen the fire awareness of users, and implement the fire management system and operating procedures for hot work and electricity.
Due to the low threshold of production investment, technology and process, and the widespread phenomenon of repeated investment, the market competition in this industry is fierce. Some enterprises strive for orders by lowering prices, and cut corners on the selection of raw materials, resulting in low product quality. Therefore, the buyer is expected to carefully consume color steel sandwich panel products. You can come to our website first if you need http://www.jnhscg.com It's better to understand and consult!