... Offset.2.Colors: red,yellow,blue,green,black,white;3. Use for Paper;4.EffectThe carbon paper ... s information through a printing ink in the back of noteDrying time Natural drying, the drying time is ... 5 years.2,Transfer printing ink,cover a layer of white base oil ,then print temperatureCarbon paper printing ink ... 2-3 days.3,Hot melt printing,the temperature of melting is 75- 90 celsus degree,working is ...