首页> 外国专利> rasterwalze for a offsetfarbwerk and processes for the manufacture of such a rasterwalze.

rasterwalze for a offsetfarbwerk and processes for the manufacture of such a rasterwalze.

机译:一种用于胶印法布尔沃克的光栅钨丝及其制造方法。

摘要

A method of producing a pitted roll for an offset litho press inking unit, more especially as part of a short inking unit, comprising the application of a dual coating layer of which the inner layer is formed of a material such as copper with a high affinity for ink and the outer layer is formed of ceramic material to give lands wiped by a doctor, preferably set at a negative angle, around the pits. A high wear resistance and a high accuracy may be achieved if the plain base member of the roll is coated with copper or the like and then with ceramic material, after which engraving takes place to penetrate the ceramic layer right into the copper or the like material with an affinity for ink.
机译:一种用于胶印平版印刷机上墨装置的凹坑辊的制造方法,更特别地作为短上墨装置的一部分,该方法包括施加双涂层,其内层由具有高亲和力的诸如铜的材料形成用于油墨的外层是由陶瓷材料制成的,以便在凹坑周围形成由刮刀擦拭的表面,最好以负角设置。如果辊子的普通基础部件先涂铜或类似材料,然后再涂陶瓷材料,则可以实现高耐磨性和高精度,然后进行雕刻以使陶瓷层直接渗入铜或类似材料中对墨水有亲和力。

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