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Advantages and disadvantages of water-based paintWater-based paint is a new type of environmentally friendly paint that uses water as a diluent, does not contain organic solvents, and does not contain formaldehyde and other harmful substances to the human body. It has a wide range of applicability. Water-based paint looks like solvent-based paint with the same color, fullness, good flexibility, and better waterproof performance.
It can be widely used in wood, plastic, glass, construction and other materials. The main advantages of water-based paint are environmental protection and low pollution. Because it uses water as a solvent, the taste is relatively small, which also reduces environmental pollution, saving resources and costs.
It is very much in line with the development pace of the current resource and environmental protection era, so it was quickly favored by people after its launch. In addition, the coating tools of water-based paint can also be cleaned directly with clean water, which is convenient and energy-saving. More importantly, water-soluble paint can basically adapt to the surface of common materials in the market, has strong adhesion, and is not easy to fall off and oxidize.
However, in the construction process, the water-based paint has higher requirements for the cleanliness and flatness of the material surface, and if the cleaning is not very clean, the effect of the water-based paint will also be greatly affected.
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There are many kinds of plastic painting equipment, depending on the product process and material, size to decide, such as flat products can be reciprocating painting machine, product responsible for a little can be Juhao spraying robot, depending on the process to decide.
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Commonly used automatic painting equipment mainly includes: automatic painting machine, automatic painting production line, reciprocating spraying machine, electrostatic automatic painting equipment, painting robot, vacuum coating machine, electrophoresis line equipment department, oven, spray room, etc. Painting equipment is a big industry, including many things, including equipment, wires, and accessories.
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There are so many issues to look out for.
Generally speaking, after the completion of injection molding production, plastic parts should also be sprayed and painted, screen printing, electroplating and other surface treatment operations, and these surface treatment operations are almost harsh on the appearance of the requirements
Appearance. Spray paint silk screen printing is to achieve the appearance effect that the mold can not achieve, so in the injection molding production, we should try to avoid the bad that affects the appearance of the spray paint, but some bad can be accepted, such as air lines or something, because it can be covered up when painting. But it also depends on the color of your painting and the process requirements of spraying.
2.The chromatic aberration of the color of the material. Unless you're spraying black, don't have too much color difference in the material, because the painter won't repeat the oil for each batch of material. If the same paint is sprayed on a material with color difference, the painting effect will vary greatly.
3.Water line, line line, thimble print, can be avoided to avoid, really can not be avoided, can be polished off, it is best to spend some time grinding off, this thing is quite ugly, especially after painting, highlighted.
4.It is not possible to shrink the surface of the material. Especially spraying highlights, shrinking watermarks, that's like a scabies, how disgusting and disgusting.
5.The surface of the material is not clean, although it is said that there will be cleaning and dust removal treatment in the front section of the painting, but it is best not to have oil stains on the surface of the product. This brings up your packaging, so packaging is also a big issue.
6.Loss. The loss of spray painting is quite large, generally speaking, it is normal to catch a loss of about 10per, so you should also pay attention to it when preparing for production.
7.Unless you spray rubber paint, you have to pay attention to the above strips.
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1.Analyze the product spraying molding process, spraying color sample and manufacturing process. Ensure that the finished spraying product meets the requirements of customers.
2.Design a complete spraying process and fixture mold, and put forward assembly requirements and testing process requirements.
3.Before the oil injection process, fully analyze the product appearance quality defects (such as shrinkage, etc.) or paint structure problems.
Such as topcoat spraying, primer spraying, medium paint spraying to ensure a good appearance and other issues) 4Product Appearance:
The appearance of the product must be uniformly sprayed, no color difference, no defects and other appearance defects.
6.Product transportation: Product transportation must be loaded with wooden frames, sturdy packaging, anti-collision and other safety measures.
Brother Hui. Electronic for reference.
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Automatic painting equipment is a special equipment that automatically covers the surface of metal and non-metal with a protective layer or decorative layer, and replaces manual labor with intelligent operation, alias spraying robot and automatic coating equipment.
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Automatic painting equipment, also known as automatic painting machine or automatic spraying line. The paint sprayer is the style of the machine. For example: Figure 1
The automatic spraying line is like an assembly line, automatic dust removal, automatic spraying, leveling, automatic drying, and manual loading and unloading.
Only one smear from the sprayer can be uploaded.
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