UV printers are used more and謝件 more widely, more and more custo哥話mers buy, naturally mo路哥re and more manufacture聽對rs. Some manufacturers d購明o not have the capabili短女ty of independent re姐制search and development and can only m見學odify other people's農個 machines, causing custom火來ers to have various 妹書problems. Therefore, you must unders高服tand the UV flatbed printer in detail b算計efore buying, and master the test m白還ethod whether the UV printe腦錯r is qualified to avoid bei小做ng cheated. How to eval請鐵uate the quality of U站線V printers?
1. The size of the equipment ca秒那nnot be printed in full forma數從t. If not, the flatbed printer may be東些 modified, and the par國那ts may be refurbished, secon北話d-hand, and have not re妹關ached the original perfor間聽mance. Generally, it will be 些文scrapped after two or three months. 文個At the same time, per微司form full-format printing within 2-4 ho女議urs. If the middle positioning is inacc鄉鐵urate, wrong colors, fly懂視ing ink, etc., it means that the devi有到ce board system is not 樹厭original.
2. Printing gray, the original equi資內pment can do it. Gray is 國他not a gold-silver spot color and can嗎藍 be printed without m睡舞atching special inks. Generally,站業 more than 90% of modified UV flatb藍低ed printers cannot prin她時t gray. This is because ther光去e are many defects in the color a見去llocation program of the im理上proved device board and ca懂又rd system. When printing some colors, 年還a code error will occur, causing作林 printing failure or color mismat靜老ch.
3. Print height test. 不我Take a picture and print土湖 a photo between 1 cm, 2 c討睡m and 10 cm, add 0.5 cm動慢 for about 15 to 20 tests.微這 High-quality UV flatbed printe員道rs can print at different he筆鄉ights, while improved UV flatbed pr能業inters will have various problems,可少 such as inaccurate pos了說itioning and ink flying once t件購he height changes.
