Look at the sign check certificate.
Since 2003 to carry out the safety glass product certification, most of the country's construction laminated glass manufacturing enterprises have passed the certification of the product, the enterprise must in the sale of products of screen printing on the body or paste 3 c logo, or on its minimum outer packing and the attached documents (e.g., certificate) to add the 3 c mark. The choose and buy when the product first to see if there is a 3 c logo, and according to the enterprise information, factory number or product certification such as whether to see through the network to buy the products in the enterprise has passed the certificate of competence, certification is valid.
Look for quality.
Check the appearance quality of the product, the laminated glass should not crack, degumming; The length or width of the detonation should not exceed the thickness of the glass; Scratches and abrasions should not affect the use; Defects such as bubbles, impurities or other observable opaque materials in the middle layer should not exceed GB/T 15763.3 standard requirements.
In the process of use, it is necessary to avoid the impact of external forces, especially the steel laminated glass to avoid the impact of the tip. When cleaning the glass, be careful not to scratch or scratch the glass surface, so as not to affect its optical performance, safety performance and beauty. The laminated glass should use neutral glue when installing, forbid to contact with acid glue.
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