This MH5421 Ricoh printhead offers high-resolution printing and support for multiple ink colors with multi-row nozzles, as well as enhanced aqueous ink compatibility with new bonding technology.
This MH5421 Ricoh printhead offers high-resolution printing and support for multiple ink colors with multi-row nozzles, as well as enhanced aqueous ink compatibility with new bonding technology.
Product Specifications:
Max. number of color inks: 2 colors
Print width: 54.1mm
Compatible ink: aquaeous ink
Nozzle spacing: 1/150" (0.1693mm)
Head materials: SST, Nickel alloy and Epoxy Adhesive
Nozzle plate surface: Coated SST
Number of nozzles: 4 x 320 nozzles (1280)
Nozzle spacing: 0.1693 mm
Temperature control: Integrated Heater and Thermistor
Operator temperature range: Up to 50° C
Drop volume: 7/14/21 pl (depending on the ink)
Jetting frequency: 30 kHZ
Viscosity range: 11mPa . s
Gray-scale: 4 levels (depending on the ink characteristics)
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