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Original and New Ricoh GH2220 Print Head
Price: CN $675.00
NOTE: We promise all the printhead is 100% original and new, Printhead is a precision part and it is no return no warranty.
Specifications Method Piston pusher with metallic diaphragm plate Print Width 32.4 mm(1.28") Number of nozzles 384 Nozzle spacing (Within a row) 1/150"(0.1693 mm)/row Nozzle spacing (Row to row distance) 0.931 mm Compatible ink Aqueous, Solvent Total printhead dimensions 61.8(W) × 40.5(D) × 23.3(H) mm (2.43" × 1.59" × 0.92") Weight 36g Ink colors supported 2 colors Temperature around the head 10-32ºC Temperature control No heater or thermistor Life 30 billion actuations per nozzle Jetting frequency Binary mode : 30kHz / Grey-scale mode : 24kHz Drop volume Binary mode : 3-5pl / Grey-scale mode : 21±2pl *depending on the ink Viscosity range 6-16 mPa•s Surface tension 25±1mN/m Maximum gray scale 4 levels * depends on ink characteristics Alignment mechanism Frame-abutting