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RICOH MH5220 Product Overview
This is a printhead with drop size of between 2.5 - 9pl and 600dpi native resolution.
Characteristics
Drop size of 2.5pl and Single-pass 600dpi
high-resolution printing and support for multiple ink colors
2.5pl drop size allows excellent print quality without graininess.With 1,280 nozzles configured in 4 x 150dpi rows, this printhead achieves high-resolution 600dpi printing. Additionally, the ink paths are isolated, enabling a single printhead to jet up to two ink colors.
Support for grey-scale
Achieves excellent grey-scale rendering at up to 4 levels.
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*Although controls for up to 4 scales are provided, actual jetting depends on ink characteristics.
Excellent durability and extended service life
Ricoh inkjet printheads are made of stainless steel. These printheads are highly robust and offer excellent anti-corrosion properties for multiple inks, resulting in excellent durability and extended service life.
Support for different inks
With its built-in heater, these printheads are capable of jetting high-viscosity inks. Additionally, the ink path is isolated from the actuator (piezo elements) , i.e. no ink contact.
Variable drop volume capability
Ricoh's open waveform policy allows tailored multi-drop printing of between 2.5 - 9pl, enabling high quality greyscale printing.
Specifications / External dimensions
RICOH MH5220
Specifications
| RICOH MH5220 | |
|---|---|
| Method |
Piston pusher with metallic diaphragm plate
|
| Print Width |
54.1 mm(2.1")
|
| Number of nozzles |
1,280 (4 x 320 channels), staggered
|
| Nozzle spacing (4 color printing) |
1/150"(0.1693 mm)
|
| Nozzle spacing (Row to row distance) |
0.93 mm
|
| Nozzle spacing (Upper and lower swath distance) |
9.31mm
|
| Compatible ink |
UV
|
| Total printhead dimensions |
89(W) x 24.5(D) x 66.3(H) mm (3.5" x 1.0" x 2.6") excluding cables & connectors
|
| Weight |
142g
|
| Max.number of color inks |
2 colors
|
| Operating temperature range |
Up to 50℃
|
| Temperature control |
Integrated heater and thermistor
|
| Life |
100 billion actuations per nozzle
|
| Jetting frequency |
30kHz
|
Drop volume
|
Binary mode: 2.5pl / Grey-scale mode : 2.5 - 9pl *depending on the ink
|
| Viscosity range |
10-12 mPa⋅s
|
| Surface tension |
28-35mN/m
|
Grey-scale
|
4 levels
|
| Ink port |
Yes
|
| Number of ink ports |
2 x dual ports
|
| Alignment pin direction |
Front (standard)
|
| Separately sold parts |
FPC cable with connectors
|
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*Results obtained from continuous jetting test using standard Ricoh test ink.
Nozzle
Total printhead dimensions(RICOH MH5220 with dedicated cable attached)
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-Product appearance and specifications may be changed without prior notice for improvement purposes.
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.