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Problems and countermeasures related to accuracy in plate making process
Problems and countermeasures related to accuracy in plate making process The reasons that affect the accuracy of plate making are generally summarized as follows: 1. Wire mesh, including the type of wire mesh used, the height of mesh, the fineness of wire diameter, the size of the opening area of...Read more -
Faults and causes of direct plate making
1. The loss of the sensitive film in the development cannot make the plate. (1) Under exposure. (2) The dosage of photosensitizer is insufficient or invalid, and the sensitivity is reduced. 2. The whole image produces light gray. (1) The working place of coating and drying process of photographic...Read more -
The process of screen printing
The quality of the printed matter is determined by the quality of the printing screen. How to make a high-quality printing screen is a direct issue for the printing enterprises to consider. Now let’s understand the process of screen printing. Generally speaking, the production process of sc...Read more -
Common problems and causes in screen printing
There is no ink on the surface of substrate (uneven ink leakage), the reason is: 1. The mesh number of the screen is too high, and the ink permeability is poor. 2. The sensitive film is too thick and the ink permeability is poor. . 3. There are scars on the blade of the rubber scrap...Read more -
Plastic screen printing
1. The screen printed PVC of PVC plastics was put into industrial production in 1931. PVC plastics have the advantages of bright color, not easy to crack, acid resistance, alkali resistance and low price. However, because of the toxicity of some auxiliary materials, PVC products are not suitable ...Read more -
generally several printing methods for fabric printing
There are generally several printing methods for fabric printing: 1. Pigment direct printing is to print the prepared printing paste directly on the fabric, which is the most simple and commonly used process in the printing process. Coating direct printing process generally refers to printing on ...Read more -
Screen printing screen mesh according to material classification
The screen is divided into metal screen and chemical fiber screen. Its name includes screen, screen, screen, etc. it has various specifications and wide uses. In screen printing industry, screen yarn is needed for drying screen plate. The mesh number of screen yarn is selected according to the ...Read more -
Classification and characteristics of screen frames in screen printing
The screen frames needed in screen printing can be divided into three types: wooden screen frame, aluminum screen frame (hereinafter referred to as aluminum screen frame) and steel screen frame. With the improvement of printing technology and the rise of printing conditions, people are more and m...Read more -
Common problems in screen printing
What is the main process of screen printing? Is its technological process needle? The main process of screen printing is: making originals, making screen plates, printing, ink drying, etc. Auxiliary instruments and tools What is a tensiometer? Tensiometer is an instrument to measure the mutual tr...Read more -
Type of screen printing
type Screen printing, as a kind of widely used printing, can be divided into textile printing, plastic printing, metal printing, ceramic printing, glass printing, electronic product printing, lottery screen printing, electric decoration advertising board screen printing, metal advertising board s...Read more -
Comprehensive interpretation of screen printing
Screen printing refers to the screen printing plate with pictures and texts, which is based on the screen and made by the photosensitive plate making method. Screen printing consists of five elements: screen printing plate, scraper, ink, printing table and substrate. Using the basic principle of ...Read more -
SMT frame selection rules
Each kind of net frame has its own characteristics. When selecting, the net frame of different materials can be selected according to different situations. The steel mesh frame made of hollow aluminum profile has the characteristics of light weight, stable size, beautiful appearance and easy oper...Read more