Vacuum Coater For Evaporative Coating:
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Vacuum Coater For Evaporative Coating:
Typically, the target is heated to evaporate surface components in the form of radicals or ions.
Chemical composition of vacuum coating machine
1. The uniformity in thickness can also be understood as roughness. On the scale of optical film (that is, 1/10 wavelength as a unit, about 100A), the uniformity of vacuum coating is quite good, and the roughness can be easily removed. The degree of control is within 1/10 of the wavelength of visible light, which means that there is no obstacle to the optical properties of the film. However, if it refers to the uniformity on the atomic layer scale, that is to say, to achieve 10A or even 1A surface flatness, the specific control factors will be explained in detail below according to different coatings.
2. Uniformity in chemical composition: That is to say, in the film, the atomic composition of the compound will easily produce uneven characteristics due to the small scale. If the coating process of SiTiO3 film is unscientific, then the actual surface composition will not be the same. It is not SiTiO3, but may be other ratios. The coating film is not the chemical composition of the desired film, which is also the technical content of vacuum coating. Specific factors are also given below.
3. Uniformity of lattice order: This determines whether the film is single crystal, polycrystalline or amorphous, which is a hot issue in vacuum coating technology
Scope of application of vacuum coating machine
1. Architectural hardware: bathroom hardware (such as faucets). Door locks. Door handles. Bathroom, hardware hinges, furniture, etc.
2. Watchmaking: It can be used for the coating of watch case and watch strap, and crystal products.
3. Other small hardware: leather hardware. Stainless steel tableware. Glasses frames, knives, molds, etc.
4. Large workpieces: car wheels, stainless steel plates, signboards, sculptures, etc.
5. Stainless steel tubes and plates (various types of surfaces)
6. Furniture, lamps, hotel utensils.
7. Hardware products such as locks, handles, bathroom hardware, golf heads, stainless steel tableware, and utensils are plated with super-hard decorative film.
8. Watches, straps, glasses, jewelry and other accessories are plated with super wear-resistant decorative (gold and silver) nano-films, nano-films and nano-laminate films.
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