Since the safety glass product certification was carried out in 2003, most of the construction laminated glass manufacturers in China have passed the product certification. The enterprises must screen or paste the 3C mark on the product itself, or add the 3C mark on the minimum package and the attached documents (such as the certificate). When choosing a product, first check whether there is a 3C logo, and check whether the product purchased is within the scope of the enterprise's ability to pass the compulsory certification through the network according to enterprise information, factory number or product certification certificate, and whether the certification certificate is valid.
From the above three characteristics, glass contertop is still very good. But many people say that glass is the most unsafe, they are afraid of high temperature, easy to burst, it is inevitable that there will be some hotter tableware, not on the table how to do?
Look at the appearance, the glass used in Crystal glass contertop must be toughened glass. The strength of the toughened glass is several times higher than that of the ordinary glass, the bending strength is 3-5 times higher than that of the ordinary glass, the impact strength is 5-10 times higher than that of the ordinary glass, and the small fragments of the toughened glass without sharp angle after destroying ensure its safety. Full nature. Flatness, transparency, and smoothness also reflect the quality of the glass. Place white paper with words on the bottom of the glass. Whether the writing can be clearly seen from the front view to judge its transparency. Touch the table with your hand without obvious obstruction will make the glass smooth and flawless.
Glass Brick is used for exterior walls: it has both the entity of the wall and the transparency of the window, and more transparency, sound insulation, fire prevention, etc. It can be said to kill more than one stone. Hollow glass brick can be used in large offices such as high-grade office buildings and hotels.
Glass brick has good fire resistance and fire resistance. According to Japanese regulations, single-layer walls are recognized as having the same performance as type B fire doors, and double-layer walls are recognized as having an hour of fire resistance. Glass brick bathroom lighting, saving electricity, allowing you to bathe in the sun. Each glass brick is partially hollow, insulating from external heat, flame and noise. In addition, glass brick brings the kitchen bright and transparent, transparent glass brick allows sunlight to enter, save energy.
Fused Glass, also known as crystal three-dimensional glass, Fused Glass originated in Western countries, in recent years into our market. Previously, the domestic market was all foreign products, now domestic glass manufacturers have introduced foreign hot melting furnace products. With its unique decorative effect, the art glass produced by hot melting furnace has become the focus of attention of design units, glass processing industry and decoration industry.
In decorative glass, flat glass has the characteristics of light transmission, sound insulation, good perspective, and has certain heat insulation, cold insulation. Plate glass has high hardness, high compressive strength, wind resistance, rain resistance, scrubbing resistance, acid and alkali corrosion resistance. But the quality is brittle, afraid of strong earthquakes and fear of knocking. Flat glass is mainly used for wooden doors and windows, aluminum alloy doors and windows, indoor partitions, display windows, cabinets, counters, exhibition stands, glass shelves, furniture glass doors and so on. Commonly used thickness is 3, 5, 6mm.