Loading... Please wait...This Ricoh head (MH5220 series) is compatible with UV based inks.
A 2.5 pl drop size allows for excellent print quality without graininess. With 1,280 nozzles configured in 4 x 150dpi rows, this head achieves high-resolution 600dpi printing. Additionally, the ink paths are isolated, enabling a single head to jet up to two ink colors.
Product Specifications
| Product Name | Ricoh MH5220 Printhead |
| Technology | Piezoelectric Drop‑on‑Demand (DOD) industrial inkjet head |
| Print Width | 54.1 mm (2.1″) |
| Number of Nozzles | 1,280 (4 × 320 channels), staggered |
| Nozzle Spacing | 0.1693 mm (1/150″) |
| Native Resolution | Up to 600 dpi (single‑head) |
| Multi‑Head Resolution | Up to 1200 dpi (staggered heads) |
| Drop Volume | Approx. 2.5 pL (binary), 2.5–9 pL (grayscale) |
| Gray‑Scale Support | Up to 4 levels |
| Jetting Frequency | 30 kHz |
| Compatible Ink Types | UV‑curable inks |
| Viscosity Range | ~10–12 mPa·s |
| Temperature Control | Built‑in heater + thermistor |
| Operating Temperature | Up to ~50 – 60 °C |
| Max Colors per Head | 2 colors (dual ports) |
| Body Materials | Stainless steel (high durability) |
| Dimensions | ~89 × 64.2 × 24.7 mm (excluding cables) |
| Weight | ~148 g |
| Drop Control | Variable (multi‑drop) via open waveform |
| Life Expectancy | Very high durability, robust industrial design |