Crystal glass is inorganic nonmetallic materials, usually with a variety of inorganic mineral (
Such as quartz sand, borax, boric acid, barite, barium carbonate, limestone, feldspar, soda ash, etc. )
As the main raw material, add a small amount of other auxiliary material.
Its main composition is sio2 and other oxides.
Chemical composition of common glass is Na2SiO3, CaSiO3, SiO2 or 6 Na2O, CaO, SiO2, etc, was mostly silicate double salt, is a kind of random structure of amorphous solids.
Widely used in buildings, to every wind pervious to light, belongs to the mixture.
Another mixed with some metal oxide or salts and show the color of colored glass, and through the physical or chemical method, the tempered glass, etc.
Sometimes some transparent plastic (
Such as poly (methyl methacrylate)
Also called organic glass.
Glass packaging materials and containers have many advantages: 1, cut off, glass material has good performance, can be very good to prevent with oxygen and other gas content, and at the same time can prevent built-in objects can be volatile composition volatilizes into the atmosphere;
2, glass can be used repeatedly, can reduce the packaging cost;
3, glass can be more easily to change a color and transparency;
4, glass safety and health, and good corrosion resistance and acid corrosion ability, suitable for acid (
If the vegetable juice drinks, etc. )
Cosmetics bottles cosmetics manufacturer
of glass bottles non-toxic, tasteless;
Transparent, beautiful, good barrier property, airtight, abundant raw materials, low prices, and can be repeated use.
And has the advantages of resistance to heat, pressure and cleaning as well as high temperature sterilization, low temperature storage.
Because it has many advantages, thus become the main packing material of cosmetic.
Ordinary cosmetics container glass has good chemical stability;
Easy to seal, good air tightness, transparent, can be observed from the outside of all;
Store performance is good.
Smooth surface, easy to disinfect sterilization;
Aesthetically pleasing, decorative colorful;
Has certain mechanical strength, able to withstand the pressure in the bottle and external force in the process of transportation, on many occasions, we can see the use of ordinary glass bottles;
In the glass industry in China is also in constant progress and development, to create a more beautiful and practical products, hope that the above knowledge to be of help!
HTML keywords: cosmetic containers, cosmetics bottles, cosmetic plastic containers
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