在精装合订本的烫金过程中常会遇到下列四种现象:(1)烫金后字迹变粗、甚至看不清字的笔划;(2)只能看清字迹的槽,却很少有金粉附在槽内;(3)没有字槽;(4)字槽极深、连铅字底坐都显出来了。造成这些现象的原因是什么呢?笔者在大量的烫金实践中观察到,第(1)种现象是铅字温度过高或压烫时间过长所致,当然,温度高,压的时间 In the hardcover book gold foil process often encounter the following four kinds of phenomena: (1) gilding after the words become thicker, or even can not see the words of the stroke; (2) can only see the handwriting of the groove, but very little gold powder Attached to the tank; (3) no word tank; (4) the word tank is very deep, even the words sit at the end of the show was. Cause of these phenomena is what? I observed in the practice of a large number of bronzing, the first (1) phenomenon is the lead type temperature is too high or pressing time is too long, of course, the temperature is high, the pressure of time