original spectra polaris pq 512 35pl print head for Gongzheng Flora lj320p printer
● 15 and 35 picoliter nominal drop size
● Resolutions up to 1000 dpi
● 512 individual addressable nozzles
● VersaDrop™ binary jetting capability
● Supports UV-curable, solvent, and aqueous-based inks
● Configurable for single- and two-color operation
● Integral mounting bezel with precision features
● Built-in heaters and temperature sensors
● Operation up to 60°C [140°F]
● Simplified field repair with no special tools required
Model | Active nozzle | Dry Weight | Adjustment for drop size | Print width | Drop Volume | Firing frequency | Nominal drop velocity |
Spectra SL-128 | 128 | 65 - 90 picoliters | 80pl | 30KHz | 8m/sec | ||
Polaris 512 | 512 | 160 grams | 35 - 80 picoliters | 64.897mm | 35pl | 30KHz | 8m/sec |
Polaris 512 | 512 | 160 grams | 15 – 30 picoliters | 64.897mm | 15pl | 40KHz | 8m/sec |
Model | Spectra Polaris 512 |
Number of addressable jets | 512 |
Print width | 64.897 mm (2.555 inches) |
Single color (4 rows of jets) | 127 microns [0.005 in.] (200 dpi) |
Two color (2 rows of jets/per color) | 254 microns [0.010 in.] (100 dpi) |
Jet straightness, 1 sigma* | 2.0 mrad [0.11°] |
Nominal drop velocity | 8 m/s |
Calibrated drop mass | 35ng |
Compatible jetting fluids | UV-curable, organic solvents, aqueous |
Adjustment for drop size | 35 - 80 picoliters |
Operating temperature range | up to 60° C |
Fluid viscosity at jetting | 8 to 20 centipoise |
Dry weight | 160 grams |