FRD系列固體墨輪印字封口機在封口的同時印上生產日期和有效期等文字，字跡顯明清晰，顏色可選，不易褪色，不易擦除和更改，瞬印，瞬干，換字方便。
FRD series multi-functional film sealer (with solid inker printer) can be print the desired date simultaneously with sealing. With the characters and conspicuous, the colors are selectable and uneasy to erase and unchangeable, and instant and instant dry. It is convenient to change date letters.

主要技術參數specification