The mobile phone protective cover is a product made of metal, plastic, silicone, etc. The mobile phone protective cover basically has three functions: protection, decoration and function.
Mobile phone case produces:
The development of mobile phone protection cases is no longer a simple practical commodity. With the popularity of mobile phones in the young community, almost every young man who is seeking fashion wants a unique mobile phone. Grooming mobile phones has gradually become a way for them to show their personality. In order to meet this trend, manufacturers of mobile phone protective cases have introduced many products with better workmanship and more unique color patterns. This makes the types of mobile phone protective cases more diversified.
In China, the popularization and popularization of various middle and high-end mobile phone users. Seeing the development prospects of global mobile phone cases, manufacturers of mobile phone cases have sprung up. These companies produce mobile phone cases from various materials. At the same time, they focus on the beauty, personality, and quality of mobile phone cases, and gradually move from simplification to diversification.
Cell phone protective shell function:
1.Protect your phone from scratches caused by hard objects on the screen or body of the phone;
2. Various colors can be printed on the phone case, and you can also customize and personalize the painting to play the role of beauty. You can print stylish patterns or photos on the phone. His personality is prominent;
3. The silicone protective shell can prevent the nails from scratching and abrasion due to the contact with the keys for a long time. It has the function of protecting the screen and the keys and has a non-slip effect.
4. Many smart phones are experiencing heat generation, so some manufacturers have produced mobile phone protective cases with thermal graphite;
5, beautify the phone case, make the phone full of personality, cool.
Phone case classification:
Mobile phone protective cases can be divided into: plastic, TPU, silicone, leather case, crystal case, clear water case, mesh case, environmental protection PC case, metal case and wooden case.
Traditional processing technology: At present, the most commonly used technologies in the market are injection molding, spraying, printing, inkjet, laser carving, IML, veneer, holster, diamond setting, oxidation etching, and laser. Wait.
Phone case purchase:
First, the appearance of the mobile phone case, when buying a color case, first see if the background color of the color case is similar to the surface color. Simply put, the plastic material used for the white shell is best white, and the plastic material used for the black shell should be black. If the background color is similar to the surface color, even if the surface coating of the color shell is scraped off in the future, it will not become ugly. The specific inspection method is to first turn the color shell to see if its inner surface is the same as the outer surface; second to see if the color of the color shell is uniform; to see if the printed pattern on the color shell is within the specified range, and if the pattern edge If it extends to the inner surface of the color shell, it means that the technology of this color shell is not too good, and it is best not to consider it. Finally, we must remember to check whether the shell has scratches and other issues.
Second, the mobile phone protective shell keys, if you buy a mobile phone protective shell with a key or keyboard, you should pay attention to the quality of the keys when buying, especially imitation of other mobile phone appearance, such as 8210 imitation 8250 color case, 8210 imitation 8310 color shell, but also need to pay attention to the feel of the keys. Generally, the keyboards that come with color shells on the market are divided into soft keyboards, plastic keyboards, and soft plastic keyboards. The advantage of the soft keyboard is that it is cheap and does not damage the phone’s keyboard contacts. The disadvantage is that the touch is generally soft, and the characters printed on the keyboard are easy to peel off paint. The advantage of plastic keyboard is high degree of emulation, better feel, and not easy to fade, but the disadvantage is that it is too hard, and it is easy to damage the mobile phone keyboard contacts. Soft plastic plastic keyboards (NOKIA 8210, 8250 original keyboards belong to this category), high degree of simulation, not easy to fade, but the price is relatively expensive. When choosing a phone case with a power button, you should pay attention to whether the power button works well. The design of some color shell power keys that do not meet the requirements does not meet the specifications, which may cause the inconvenience of mobile phone switches.
3. The mirror surface of the mobile phone protective shell. Generally, the mirror surface of the mobile phone protective shell that can be found on the market is separated from the main body of the mobile phone protective shell. The two are connected by a layer of double-sided adhesive or melt adhesive In consideration of the strong relationship, it is recommended to refer to the following methods when purchasing: If the mirror surface and the shell have a certain arc (not a flat surface) and the contact area between the mirror surface and the shell is small, you should choose to use a glue adhesive connection Mirror and case color case (such as Nokia 8210, 8250, 3310 and other models of mobile phones); if the mirror and case are flat, and the contact area between the mirror and the case is large, you should choose to use double-sided adhesive The color-coded case (such as the case used by Siemens 3568i mobile phones, Samsung) A series mobile phones, Motorola V series mobile phones, etc.
Fourth, the degree of anastomosis, after installing the protective cover of the mobile phone, you should carefully check whether the protective cover of the mobile phone matches the mobile phone. The specific test method is: after installing the shell, first use the eyes to see if the shell is distorted; secondly, press the shell with a softer force, and if a more pronounced sound is issued, it proves that the mobile phone protective case and the mobile phone are not very Match, need to choose another.
5. The hinge part. For flip-down phones such as Ericsson or Samsung or Motorola or Samsung foldable phones, pay special attention to whether the hinge part is too loose or too tight after changing the phone case. The sounds that appear, such as the harsh sound of the cabinet being too tight, are best determined after comparing with the original case.
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