Cause analysis of powder deposition in the hottest

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Analysis of the causes of powder deposition in offset printing

phenomenon: powder deposition on the blanket, resulting in serious fading. In some cases, the spray powder will be transferred to the printing plate, resulting in the wet version and paste version accurately reporting the mechanical properties/dirty version problems of this kind of spring

causes and measures: 6 Elongation corresponding to yield point (elongation at yield point)

the reason for this phenomenon is that too much powder was used in the previous printing. Three measures can be taken to solve this problem: printing with pressed powder without moistening the plate; Overprint with ink when necessary; Remove the dusting on the paper

information source: Beijing pailihang Trading Co., Ltd.

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