RICOH GEN5 PRINT HEAD DET

MH5420MH5440
MethodPiston pusher with metallic diaphragm plate
Print Width54.1 mm(2.1″)
Number of nozzles1,280 (4 × 320 channels), staggered
Nozzle spacing (4 color printing)1/150″(0.1693 mm)
Nozzle spacing (Row to row distance)0.55 mm
Nozzle spacing (Upper and lower swath distance)11.81mm
Compatible inkUV, Solvent, Aqueous, Others.
Total printhead dimensions89(W) × 69(D) × 24.51(H) mm (3.5″ × 2.7″ × 1.0″) excluding cables & connectors
Weight155g
Max.number of color inks2 colors4 colors
Operating temperature rangeUp to 60℃
Temperature controlIntegrated heater and thermistor
Jetting frequencyBinary mode : 30kHz / Grey-scale mode : 20kHz
Drop volumeBinary mode: 7pl / Grey-scale mode : 7-35pl *depending on the ink
Viscosity range10-12 mPa•s
Surface tension28-35mN/m
Grey-scale4 levels
Total Length248 mm (standard) including cables
Ink portYes
Number of ink ports2 × dual ports4 × dual ports
Alignment pin directionFront (standard)

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