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Konica KM512 LN 42PL Printhead Description
The Konica Minolta KM512 LN 42PL printhead is a high-performance industrial inkjet print head designed for binary mode operation using piezo drop-on-demand technology. With a calibrated droplet size of 42 picoliters, it delivers consistent ink placement and excellent image quality across a wide range of printing applications.
This 42 pl drop volume printhead features 512 nozzles arranged in two staggered rows (256 per line), enabling a print width of 36.1 mm and a nozzle spacing of 70.5 µm (141 µm × 2 lines). The resulting native resolution of 180 dpi per line combines to deliver an effective 360 dpi piezo printhead output — ideal for high-definition graphics, signage, and packaging.
Built on shared wall 3-cycle actuation technology, the KM512 LN ensures precise control over ink ejection, minimizing satellite droplets and improving dot consistency. This design enhances durability and reliability, making it suitable for continuous-duty industrial environments.
Key Features & Benefits
All-metal construction: Made entirely from steel, this Konica KM512 printhead offers superior strength and longer service life compared to plastic or composite alternatives.
Double-row nozzle structure: The staggered dual-line arrangement improves inkjet accuracy and reduces banding, ensuring uniform coverage across large print areas.
Dual ink inlet tubes: Provide balanced flow and pressure distribution, preventing clogging and maintaining stable performance during long runs.
Anti-blocking mechanism: Integrated nozzle protection prevents ink starvation and blockage, reducing downtime and maintenance frequency.
Automatic nozzle exhaust function: Ensures smooth ink flow and prevents air bubbles from disrupting print quality.
Fully enclosed housing: Offers excellent waterproofing and anti-aging properties, protecting internal components from moisture, dust, and chemical exposure.
No integrated heater: Designed for use with external heating systems, allowing flexibility in printer configuration.
Ink Compatibility
The Konica KM512 LN printhead is compatible with a broad spectrum of ink types, including:
It is also known as the Konica Minolta KM512 LNX, commonly used in OEM printers from brands like Mimaki, Roland, and others.
Konica KM512 LN 42PL Printhead Specifications
| Technology | Piezo Drop-On-Demand (Shared wall 3 cycle) |
| Native Resolution | 180dpi×2lines=360dpi |
| Cal. Droplet Size | 42 pico litre |
| Tot. Amount of Nozzles | 512 (256 nozzles per line) |
| Nozzle Spacing | 70.5 μm(141μm×2lines) |
| Print Width | 36.1 mm |
| Firing Frequency | 7.6 kHz |
| Ink Compatibility | Oil Based, Solvent and UV Inks |
| Heater | not integrated |
Why Choose Konica KM512 LN?
With its robust build, advanced piezo technology, and compatibility with multiple ink types, the Konica KM512 LN 42PL printhead stands out as a reliable choice for mid-to-high-speed digital printing systems.
Whether you're looking for a high-resolution 360 dpi piezo printhead, a 42 pl drop volume printhead, or a durable solvent ink compatible printhead, the KM512 LN delivers consistent performance and long-term value.
Available at competitive pricing, it's one of the best Konica 512 head price options in the market — combining quality, reliability, and cost-efficiency.
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