Is sapphire not blue? Yes, sapphire has blue, but not all blue! As one of the top five gems, sapphire and ruby ​​are sister gems. However, you should not be restricted by the name of sapphire. In fact, sapphire is the collective name for all colored corundum except red corundum gemstones. The most common are blue sapphires, as well as pink, orange, yellow, green, purple and black. Other colors, it can be said that sapphire covers almost all colors in the visible spectrum.
How is colored sapphire formed?
Spring is elegant: pink sapphire
Coloring element: chrome
Sapphire is rich in color due to its different metal elements. The blue sapphire we are familiar with is colored by titanium and iron. The pink sapphire is caused by containing chromium, which can be expressed according to the content. Light to pink tones.
Cartier Cartier
Mysterious and quiet: green sapphire
Coloring elements: iron, cobalt, vanadium
Green sapphire contains iron, cobalt, vanadium and is green. It looks a bit like emerald at first glance. Among all corundums, green sapphire has the best luster, but rarely has large particles of several carats or more.
Bvlgari Bulgari
Eye-catching: yellow sapphire
Coloring element: iron
The coloration of yellow sapphires is related to the presence of iron oxide. Its color ranges from light yellow, canary yellow, golden to honey yellow and light brown, and golden yellow is the best. This sapphire is also extremely valuable.
Van Cleef & Arpels
Romantic 邂逅: purple sapphire
Coloring elements: vanadium, chromium
The romantic purple sapphire contains vanadium and chrome. Among the sapphire, purple sapphire is the most scarce. Irradiation can change the color to light reddish purple or purple pink, while the light purple sapphire can be faded after being heated at high temperatures.
Not thousands of rubber label discount in the daily chemical industry has been very widely used. It is understood that at present, the proportion of domestic daily chemical products using self-adhesive stickers as stickers is more than 30%, and according to statistics, the self-adhesive stickers in the domestic market are still maintaining the momentum of rapid growth in the daily chemical industry, and are more widely used, and the label materials will also develop to a high-level and diversified direction.
As we all know, daily chemical products have high added value, so there are many brands and fierce competition. When consumers choose a product from a wide range of commodities, the outer packaging of the product is the key factor to attract consumers, and the most important aspect of the outer packaging of daily chemical products is the label. It can be seen that the delicacy of the label plays a key role. Self-adhesive label can perfectly reflect the requirements of the label.
The pharmaceutical industry
With the promulgation of GMP certification standards, the pharmaceutical industry has higher requirements for the standardization of drug packaging, whether it is for the hygiene of packaging or aesthetic, are making further requirements. On the premise that the adhesive material meets the hygienic standard, the self-adhesive label can well meet the needs of drug packaging. On the one hand, the production requirements of the pharmaceutical industry are relatively high, and the flow speed is fast. Many medicine bottles need to be automatically labeled to meet the requirements when labeling. On the other hand, the self-adhesive material is suitable for various printing methods, with clear text and text and neat strong adhesion effect, so that the self-adhesive label can meet the requirements of the market for drug packaging. In the booming period of OTC, consumers must be more and more demanding on the outer packaging of drugs, and they expect the label to be not only an explanation, but also a sign of the brand. At the same time, medical products also attach great importance to anti-counterfeiting. There are a variety of materials for self-adhesive labeling, such as fragile paper, type anti-counterfeiting labels, etc.
The electronics industry
Electronic devices have now spread throughout every corner of people's lives. With the further popularization of home appliances and communication tools, the development of the electronic industry has been unprecedented in scale.
Supermarket, logistics industry
With the development of market economy and the acceleration of commodity circulation, China's retail industry is developing at an extraordinary speed. According to the National Bureau of Statistics, there are 1,232 above-designated retail and restaurant chains in China, with a total of 34,551 stores. In the future, the market demand for variable information printing labels will be more and more, such as the supermarket fresh food, because of its fast circulation speed, rich profits, has been a "war", thermal labeling also has a great space for development. In addition, such as luggage label, supermarket price label, storage and transportation label, etc., have been widely used. In some European countries with developed logistics, self-adhesive stickers used for variable information printing have accounted for more than 40% of the total demand of self-adhesive stickers market. In China, this market has just started, and the annual per capita consumption is very small. Foreign-funded retail giants and local private enterprises have taken becoming bigger and stronger as their future development direction. The logistics industry is an emerging industry, and many large and medium-sized cities in China hope to play the role of logistics center. The use of bar code for production management and logistics management, bar code sticker is the most basic demand. In more enterprises to taste the benefits of bar code management at the same time, it will also bring unlimited business opportunities to the adhesive industry. With the rapid development of the logistics industry, the market will produce a huge demand for the variable information type sticker.
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