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Semi-Automatic Solder mask Collimated

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Working principle and characteristics of UVLED exposure mach

日期:2018-09-11
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1. Energy-saving, low-cost-LED luminescence to achieve a certain brightness when the energy consumption is only about 15 watts, while the traditional lamp to achieve the same brightness to consume 1500 watts of energy, even compared with UV halogen lamp, can also save 80% of energy, so the LED lamp is very energy-saving and environmentally friendly.
 
2, the lamp source system is guaranteed for 3 years with long service life and -LED lamp life longer than 20 thousand hours.
 
3. Wider application - LED light is not heated by infrared rays, and emits less heat, thus not affecting the transmission of heat-prone and deformable media (such as foam plastic sheets, foil, PVC, etc.) in the printing process. In this way, the application scope of the medium is more extensive.
 
4. Reaction (switching) fast - LED lights do not need to preheat, can be printed immediately after boot, productivity can be improved.
 
5, high safety - LED lamp without UVC ray, no ozone release, and not easy to damage.
 
6. High stability-UV inkjet printing quality is closely related to the UV drying and curing process. The stability of LED light makes the output energy predictable and stable, so the printing effect is also predictable and stable.
 
7. LED lets ink solidify deeply - LED light emits light wavelength is 395 nm, can let the ink solidify deeply, therefore will not occur on the surface of the printed matter has been dry but the bottom layer does not dry. Printing on various media has strong adhesion and scratch resistance.
 
8, the product declared the national patent, and obtained four 7 national patent certificates. Now with independent intellectual property rights of high-power UV-LED exposure machine mass production and marketing, compared with the traditional metal halogen lamp exposure machine will save more than 85% energy.
 
9. In the face of high labor costs, manual type will be upgraded to automated equipment, SUN-FUBAO currently produces CCD auto-aligned LED light source exposure machine, mass production and marketing, widely used.
 
Exposure machine is an indispensable equipment for modern PCB manufacturing. One of the most critical processes in PCB manufacturing process is to transfer the negative image to the substrate coated with copper foil. First, a layer of photosensitive material (such as liquid photosensitive adhesive, photosensitive dry film, etc.) is coated on the substrate, and then the photosensitive material coated on the substrate is irradiated to change its solubility. The resin of the non-photosensitive part is not polymerized and dissolved under the action of the developer. The resin of the photosensitive part remains on the substrate to form a graph. For example, this process is exposure, that is, the exposure machine in the production of printed circuit boards.