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Jinan Pretty Decal Co., Ltd.

Contact: Manager Owen

Tel: 18615647228

Email: owenwei@prtdecal.com

Add: Building B3, CEIBS Manufacturing Port, No.3599 Hanghang Avenue, High-tech Zone, Jinan City, Shandong Province

Sign labeling manufacturers tell you what are the common ways to make signs?

2021-10-23 08:22:39
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Screen printing signage technology is an aspect of the application of screen printing technology. At present, all kinds of signs have been widely used in the electronic industry and household electrical products, especially after the use of new decorative technology on the surface of all kinds of signs, in the form of delicate and elegant display in front of people a variety of colorful decorative effects, improve the value of goods and competitiveness. In the process of logo production, screen printing and bearing printing technology and printing points as well as screen printing ink selection plays a decisive role.

1, film engraving method: this is a manual plate making method, the method is relatively simple. Can be printed generally not too delicate monochrome patterns and text. The price is relatively low, and the production process is as follows:

2. Spray engraved lacquer film paper: The tracing paper is glued to the flat block with paste, and the rubber water (volume ratio) and gasoline (1 part) are adjusted with the pen. The paper is evenly coated, and the soft varnish is sprayed 3-5 times after drying. After each spraying, the paint film thickness is sprayed to 5~6 mm, which should be bright, uniform, no bubbles and no stains.


Sign labeling manufacturers tell you what are the common ways to make signs?


Engraving figure: Paste the paint paper on the figure, use a carving knife, compass knife, ruler according to the figure engraving, gently remove the paint film.

Transfer: After carving graphics, you can transfer the first done on the screen frame. The method is to put the carved film on the net frame under the press, with cotton dip a little thinner on the above gently rub, until the film and screen stick. After drying for a few minutes, peel off the tracing paper. If the paper is not completely off, it can be wiped with cotton water. The blank part is coated with a layer of nitro paint and the mesh is blocked. Allow to dry and then print.

Carbon paper printing method: and film engraving method is similar, but also a relatively simple hand plate method. The main manufacturing process is as follows:

Photosensitive paper: Photosensitive paper is a kind of carbon paper which is thickly coated on barium paper and is cut according to the size of the figure for use.

Sensitization: Soak in a solution of 500 mL and 20 g ammonium dichromate for 3-5 minutes, remove the carbon paper, and drain the water.

Exposure: Stick the carbon paper flat on the clean glass, the adhesive film up, cover the positive polyester film bottom plate on the top, with the printing machine for exposure, exposure time of 8-12 minutes.

Developing: After exposure, soak in warm water of 40~50 degrees for a few minutes, so that the film and positive plate and zinc oxide base paper naturally separated, carefully develop with warm water until the force text is clear.


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