Japan Ricoh (formerly Hitachi HITACHI) print head, Ricoh acquired Hitachi’s print head technology research and development department, Hitachi originally had two good print heads, HITACHI 256 I and HITACHI 256 II.
Ricoh head models currently on the market:
GEN4L series grayscale printheads, with 384 nozzles, mainly have five models, which are used by Japanese companies to print on nano-silver circuit boards.
Gen5 /7-35PL, 1280 nozzles, 8-level grayscale, ignition frequency: 60KHZ, suitable for water-based, solvent, oil-based, uv ink
Gen4L/15PL ignition frequency: 30KHZ
Gen4L/27PL ignition frequency: 30KHZ
Gen4 series grayscale print head 384 nozzles mainly include:
Gen4/7PL ignition frequency: 30KHZ
Gen3 E3 series: 192 nozzles The main models are
Gen3 E1 series: 92 nozzles, ignition frequency 30KHZ