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RICOH MH5422/5442 Product Overview
The RICOH MH5422/5442 offers robust stainless steel housing, and enhanced non-wet-coating. This inkjet printhead is designed for use in various applications requiring high print quality and high productivity.
Characteristics
High print quality and High productivity
The RICOH MH5422/5442 is the next advanced performance printhead in the “RICOH MH5420/5440” and “RICOH MH5421/5441” family of printheads.
With 1,280 nozzles configured in 4 x 150npi rows, native droplet of 7pl, and enhanced specification for jetting accuracy and velocity resulting in higher and reproducible print quality. RICOH MH5422/5442 offers optimum jetting performance at a new maximum frequency level of 50kHz, enabling increased productivity in binary mode.
Enhanced Ink compatibility
This printhead is compatible with UV, Solvent and Aqueous based inks. Specifically, the aqueous ink compatibility and service life of “RICOH MH5422/MH5442” is more than double that of the “RICOH MH5421/MH5441”.
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*Results obtained using ink and evaluation procedures defined by Ricoh
Enhanced non-wet coating
RICOH MH5422/MH5442 has enhanced non-wet coating provides a more durable nozzle surface for continued robust printing including printhead maintenance.
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*Result 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.
RICOH MH5422/MH5442 has a detachable I/O cable design.
Specifications / External dimensions
RICOH MH5422/MH5442 features enhanced specification for jetting accuracy and velocity resulting in higher and reproducible print quality.
RICOH MH5442 (two color model)
Specifications
| RICOH MH5422 | RICOH MH5442 | RICOH MH5422 Type A | |
|---|---|---|---|
| Method |
Piston pusher with metallic diaphragm plate
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| Print Width |
54.1mm (2.1")
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| Number of nozzles |
1,280 (4 x 320 channels), staggered
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| Nozzle spacing (4 color printing) |
1/150" (0.1693 mm)
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| Nozzle spacing (Row to row distance) |
A：1.101mm B：11.811mm
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| Compatible ink |
UV, Solvent, Aqueous, Others.
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| Total printhead dimensions |
89(W) x 24.51(D) x 66.3(H) mm
(3.5" x 1.0" x 2.6") |
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| Weight |
228g (including 45C cable)
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| Max.number of color inks |
2 colors
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4 colors
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2 colors
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| Operating temperature range |
60℃
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| Temperature control |
Integrated heater and thermistor
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| Jetting frequency |
50kHz (2 levels : binary)
30kHz (4 levels) |
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Grey-scale
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4 levels
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Drop volume
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Binary mode : 7pl
Grey-scale mode : 7-21pl |
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| Viscosity range |
10 - 12mPa⋅s
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| Surface tension |
28 - 35mN/m
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| Ink port |
Yes
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Yes
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No
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| Separately sold parts |
Dedicated cable
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*Results obtained from continuous jetting test using standard Ricoh test fluid.
Nozzle
External dimensions(RICOH MH5422/5442 with Dedicated Head Cable Attached)
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-Product appearance and specifications may be changed without prior notice for improvement purpose.
Customer Resources
For Customers Considering a Purchase
Related Links
Ricoh's inkjet technology is based on more than 50 years of continuous research and innovation.Ricoh keeps expanding the printing possibilities, delivering new value and new experiences for our customers across the globe.
Ricoh operates Inkjet printhead business globally.