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RICOH MH5320/5340


High-definition and High-productivity

image:High-definition and High-productivity

A minimized 5pl droplet size and improved jetting accuracy yields excellent print quality without graininess. With 1,280 nozzles configured in 4 x 150dpi rows, this head achieves high-resolution 600dpi printing. Greyscale features a maximum frequency of 50kHz, allowing for increased productivity.

Enhanced Ink compatibility

image:Enhanced Ink compatibility

This head is compatible with UV, Solvent and Aqueous based inks. Specifically, the aqueous ink compatibility and service life of the MH5320/MH5340 is more than double that of the MH5421/MH5441 that preceded it.

* Results obtained using ink and evaluation procedures defined by Ricoh

System compatibility

A new, straightforward alignment method using printhead surfaces enables high precision positioning accuracy and easy alignment. Printhead replacement is simple. In addition to official MH cables, customers may design cables compatible with their application as needed with the existing cable structure.

Specifications / External dimensions

Featuring high durability and enhanced ink compatibility, this Inkjet Head enables high definition and high productivity applications.

image:RICOH  MH5320 (two color model)

  MH5320 MH5340 MH5320 Type A
Method Piston pusher with metallic diaphragm plate
Print Width 54.1 mm (2.1")
Number of nozzles 1,280 (4 × 320 channels), staggered
Nozzle spacing (4 color printing) 1/150"(0.1693 mm)
Nozzle spacing (Row to row distance) A : 1.101mm B : 11.811mm
Compatible ink UV, Solvent, Aqueous, Others.
Total printhead dimensions 89(W) × 66.3(D) × 24.51(H) mm (3.5" × 2.6" × 1.0")
Weight 228g (including 45C cable)
Max.number of color inks 2 colors 4 colors 4 colors
Operating temperature range 60℃
Temperature control Integrated heater and thermistor
Jetting frequency 50kHz (3 levels)
40kHz (4 levels)
Grey-scale 4 levels
Drop volume Binary mode : 5pl / Grey-scale mode : 5-15pl
Viscosity range 10~12mPa・s
Surface tension 28~35mN/m
Ink port Yes Yes No
Separately sold parts MH5320 / MH5340 / MH5320 Type A dedicated cable
  • *Results obtained from continuous jetting test using standard Ricoh test fluid.

image:Specifications / External dimensions

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