Fornecimento de tinta negativa VS Sistema de fornecimento de tinta positiva, qual é o melhor?
When the ink in the printhead and ink outlet tube is attracted by the negative pressure air, the ink can maintain a balanced state without falling off, when the printhead prints downward, it can automatically draw ink and replenish it, achieve the function of continuous printing, this is the working principle of the negative pressure system of uv flatbed printer.
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