The printing ink is made by uniformly mixing (by mass ratio) 5 portions of heat-sensitive color-changing powder and 8-10 portions of resin oil. Its plastic facing film is a resin thin film.
印刷油墨由质量比为5份的热敏变色粉和8 ~ 10份的树脂油均匀混合制成、塑料面膜是树脂薄膜。
The printing ink is made by uniformly mixing (by mass ratio) 5 portions of heat-sensitive color-changing powder and 8-10 portions of resin oil. Its plastic facing film is a resin thin film.
印刷油墨由质量比为5份的热敏变色粉和8 ~ 10份的树脂油均匀混合制成、塑料面膜是树脂薄膜。
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