This Ricoh GEN6 head (MH5320 series) is compatible with UV based inks. The service life of the MH5320/MH5340 is more than double that of the MH5421/MH5441 that preceded it. This is the 2 colour head. The 4 colour head is MH5340.

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

This printhead has a cable of 447mm and a total length including the printhead of 500mm.

This printhead is made of the two skus: J376-03 (head) and J352-04 (cable 445mm).

The following items are expressly excluded from warranty coverage:

• defects related, in any way, to the use of non-original inks
• clogged, missing or deviated nozzles
• defects related to misuse, abuse, accident, neglect, lack of use, or improper storage when not in use for extended periods
• defects related to failure to perform periodic maintenance as specified in the user documentation; operation for unintended purposes
• defects related to improper loading of media
• all other defects, failures or damage not considered manufacturing defects
• defects related to third-party applications, software, parts, components, or peripheral devices, including any bulk ink system.
• defects that are merely cosmetic in nature.

Product Specifications:

• Method: Piston pusher with metallic diaphragm plate
• Print Width: 54.1 mm (2.1″)
• Dimensions: 89(W)  x 66.3 (D) x 24.51 mm (H)
• Weight: 228g (including 45C cable)
• Head materials: SST, Nickel alloy and Epoxy Adhesive
• Nozzle plate surface: Coated SST
• Number of nozzles: 4 x 320 nozzles
• Nozzle spacing: 0.1693 mm
• Nozzle spacing (Row to row distance): A: 1.101mm B: 11.8411 mm
• Compatible ink (UV, Solvent, Asueous, Others.
• Nozzle density: up to 600 npi
• Max.number of color inks: 2 colors
• Temperature control: Integrated Heater and Thermistor
• Operator temperature range: 60° C
• Drop volume: Binary mode : 5pl / Grey-scale mode : 5-15pl
• Jetting frequency: 50kHz (3 levels); 40kHz (4 levels)
• Grey-scale: 4 levels
• Viscosity ranfe: 10~12mPa・s
• Surface tension: 28~35mN/m
• Ink Port: Yes
• This printhead carries a manufacturer warranty.
• Country of origin : Japan

 We recommend to change the head cables when installing a new printhead.