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roller cooler for powder coating manufacturers take you to understand the influence of powder mechanical temperature on coating film thickness
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- Time of issue:2022-10-08
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(Summary description)roller cooler for powder coating manufacturers tell you that powder machinery equipment can be assembled with other spraying equipment to form a powder machinery spraying line, one-stop processing operations, reducing manpower and material resources.
roller cooler for powder coating manufacturers take you to understand the influence of powder mechanical temperature on coating film thickness
(Summary description)roller cooler for powder coating manufacturers tell you that powder machinery equipment can be assembled with other spraying equipment to form a powder machinery spraying line, one-stop processing operations, reducing manpower and material resources.
- Categories:Industry news
- Author:
- Origin:
- Time of issue:2022-10-08
- Views:0
roller cooler for powder coating manufacturers tell you that powder machinery equipment can be assembled with other spraying equipment to form a powder machinery spraying line, one-stop processing operations, reducing manpower and material resources; powder equipment adopts electrostatic principle, spraying uniformly, high powder rate, suitable for powder equipment Wide range, high quality and low price, deeply loved by customers. Let's take a look at the factors that affect the operation of powder machinery:
1. The influence of coating ambient temperature and temperature on the thickness of the coating film:
The amount of powder spraying is 170-200g/min; the voltage is 70KV, and the distance between the spray gun and the object to be coated is 20cm. The roller cooler for powder coating manufacturer tells you that when the temperature is 20-30 ℃ and the humidity is 60-80%, the coating efficiency of powder coating is better, and the coating film is thicker.
2. Flatness of coating film:
In powder machinery, the thicker the coating film thickness, the smoother the surface. The main factors affecting the smoothness of the powder coating film of powder equipment are the particle size and its distribution, melt viscosity, and the dispersion state of pigments and curing agents.
3. Distribution of film thickness:
roller cooler for powder coating manufacturers tell you that in powder equipment coating, the unevenness of the coating film thickness is about twice that of solvent coating due to the non-uniformity of the sprayed powder. It is necessary to correctly grasp the effective spray of the coating equipment. Graphics, control the indirect time of spraying, and prevent the unevenness of spraying.
4. Coating efficiency:
The roller cooler for powder coating manufacturer tells you that the main factors affecting the coating efficiency of powder mechanical powder coatings are the charging method of the coating equipment, the particle size distribution of the powder, and the temperature and humidity of the coating environment. For this purpose, suitable powder coatings are in the range of 10-80 μm.
5. Particles of the coating film:
The fine particles in the powder coating are easy to accumulate in the spray gun head or the part where the air flow direction changes in the pipeline after the coating equipment. The problem of environmental dust should also be paid enough attention. The roller cooler for powder coating manufacturer tells you that the dust comes from the air, the operator's work tape bag recycles the fibers on the equipment and the flaking on the baking equipment, etc. These dusts will also cause the pollution and tapering of the coating film during the electrostatic powder spraying process. particles.
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