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FAQ

Tempered glass and ordinary glass raw materials the same, but the manufacturing method is different, why first heating in rapid cooling, the difference is so great?
The cooling process of tempered glass is the glass internal pressure generated quickly and uniformly high stress and uniform DB toughened glass broken small particles (tempered glass inner stress is greater than or equal to 90 kg / cm2)
Glass fiber raw material price increases, the impact on the glass fiber industry?
A group of small and medium enterprises will face great pressure, especially the focus will be on reducing costs and expanding production, often ignoring product quality and marketing strategy, in the market competition in a disadvantageous position.
How to seal the glass fiber reinforced plastic mould?
Considering the type of FRP mould surface is different from the rubber mold so complicated, is generally flat front, so it is recommended to do a Z type mold, pre buried iron screws for back. As long as the screw is properly distributed, it will not leak. Can again, in the mold a good brush coat, also a little gel in the mold parting surface, or glass glue or strips of clay on a concave groove (note the hardness of sludge in winter). The old mold leaks in detail and the sludge is blocked.
There are several ways of heating the industrial drying tunnel furnace and are different from each other?
The stainless steel heating tube heats the fluid by forced convection. The material is made of stainless steel is in a head with a heater pump to pump fluid into the heating chamber, after heating in the heater, another head out, is a kind of forced circulation pump through a heating method, compared with the traditional heating methods, energy saving, scientific process, installation has obvious economic benefits easy to use.
How is glass made? What is its raw material?
Glass is formed by the melting of sand with other chemicals. Glass raw materials for natural ore, the ore will be crushed first, processed into powder, according to the type of glass, according to the formula made of ingredients, into the glass furnace for melting, forming glass liquid. The glass passes through the feed tank and flows out of the feed port to form the stock. The temperature of the stock is 1150~1170 degrees centigrade and the alkali free glass is 1200~1220 degrees centigrade. The material shares every minute near '200 times cut into ball billet. The billet passes through the chute, the ball distributor and the ball plate, and then rolls into different funnels respectively, then falls into a groove formed by three rollers with the same rotating direction. When the ball is rotated on the roller and its surface tension, the ball glass is formed gradually. Its diameter is determined by the thickness, velocity, and shear velocity of the glass stream.
What's the name of the transparent plastic board in the market?
Acrylic is a transliteration word, English is ACRYLIC. It is a chemical material. Chemistry called "PMMA" is a polyacrylate, commonly known as "after the special treatment of plexiglass", in the application industry, acrylic raw materials in general in the form of particles, plates, pipes and other forms.
Why is the process of glass toughened always broken?
A ton of glass raw materials, at least 3-4 of nickel sulfide crystals, the number of tons of glass made of pieces of a square size glass, which will have 3-4 to explode, which is self depicting the image of.
Why are most of the chemical instruments made from glass?
Because experiments require high temperatures, heating, freezing, and many complex processes of chemical reactions,