<***N style="FONT-SIZE: 12pt; COLOR: #333333; FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">燙印不牢。燙印不牢的原因較多,理方法也各有差異。***N><***N style="COLOR: #333333; FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-size: 10.5pt">結(jié)起來,主要有如下***N><***N lang=EN-US style="COLOR: #333333; FONT-FAMILY: 'Times New Roman'; mso-bidi-font-size: 10.5pt">3***N><***N style="COLOR: #333333; FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-size: 10.5pt">種。(***N><***N lang=EN-US style="COLOR: #333333; FONT-FAMILY: 'Times New Roman'; mso-bidi-font-size: 10.5pt">1***N><***N style="COLOR: #333333; FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-size: 10.5pt">)、由于燙印溫度低或壓力輕而導(dǎo)致燙印不牢時(shí),可重新調(diào)整燙印溫度和壓力。(***N><***N lang=EN-US style="COLOR: #333333; FONT-FAMILY: 'Times New Roman'; mso-bidi-font-size: 10.5pt">2***N><***N style="COLOR: #333333; FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-size: 10.5pt">)、在印刷過程中,因油墨中加入的燥油過量,使墨層表面干燥過快產(chǎn)生晶化,從而使?fàn)C印箔燙印不上。解決方法是首先印刷時(shí)盡量預(yù)防晶化的出現(xiàn),其次,如晶化產(chǎn)生后,可取下燙印箔,在加熱情況下把印品空壓一遍,光破壞其晶化層后,再進(jìn)行燙印。(***N><***N lang=EN-US style="COLOR: #333333; FONT-FAMILY: 'Times New Roman'; mso-bidi-font-size: 10.5pt">3***N><***N style="COLOR: #333333; FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-size: 10.5pt">)、在油墨中假如了適量的含有蠟質(zhì)的撤淡劑、防粘劑或不干性的油性物質(zhì)也會(huì)產(chǎn)生燙印不牢。解決方法是先在印版上黏上一層吸收性強(qiáng)的紙空壓一遍,將底色墨層上的蠟質(zhì)、不于性油質(zhì)吸附掉后,再進(jìn)行燙印操作。***N><***N lang=EN-US style="COLOR: #333333; FONT-FAMILY: 'Times New Roman'; mso-bidi-font-size: 10.5pt">
