Dual-Extrusion Systems in Industrial 3D Printing
Dual-extrusion systems are popular in industrial 3D printing because they enable multi-material printing, soluble supports and reduced downtime. But not all dual-extruder technologies are created equal. The choice between a dual servo extruder (as used in DivByZ machines) and dual IDEX (independent dual extrusion, common in Raise3D’s RMF500) can significantly impact productivity and maintenance.
Dual IDEX vs Dual Servo Extruder
Dual IDEX Systems
Dual IDEX systems contain two independent print heads that move separately. They excel at printing duplicate parts simultaneously or combining different materials in one build. However, they introduce mechanical complexity and require careful calibration. When one extruder experiences a jam, printing must pause for manual intervention. Spare parts and service can be costly.
DivByZ Dual Servo Extruder
DivByZ’s dual servo extruder with auto-switchover takes a different approach. Two servo-controlled extrusion units feed a single nozzle. If one unit runs out of filament or needs maintenance, the other takes over seamlessly without pausing the print. This design reduces moving parts and simplifies calibration compared with dual IDEX systems.
How DivByZ’s Anti-Clog & Auto-Switchover Technology Reduces Downtime
If you’ve ever sat in front of a 3D printer waiting for a part only to discover that a clogged nozzle ruined the job, you know the frustration. In high-value, large-format printing, each failed build means wasted material, lost time and a dent in your reputation. Many manufacturers rush to buy machines with huge build volumes, yet overlook the hidden cost of downtime. Clogs, filament jams and manual extruder swaps force operators to babysit printers or restart jobs from scratch. That’s not scalable.
Reliability Beyond Size and Speed
Large-format vendors often tout size and speed, but they rarely address reliability. Stratasys’ guide on large-format printing notes that bigger machines can increase throughput by nesting multiple parts; JuggerBot promotes massive 48 ft³ pellet printers. These innovations are exciting, but they don’t solve the everyday pain of clogs and manual maintenance. At DivByZ we looked at the problem from a different angle: how can we keep your printer running uninterrupted for days, even weeks?
Our answer is the combination of a smart anti-clog system and a smart auto-switchover feature. The anti-clog system is built into the extruder and continuously monitors filament flow. If an obstruction is detected, the system automatically clears it and maintains consistent extrusion. This means your prints stay high-quality even on long runs. Maintenance becomes much easier, and operators spend less time troubleshooting and more time printing.
The second breakthrough is our patented dual servo extruder with auto-switchover. Unlike dual IDEX systems that require manual intervention, DivByZ’s extruders switch seamlessly. If one extruder runs out of filament or needs servicing, the second extruder takes over without pausing the print. The result? Consistent quality, increased uptime and simplified operations.
Advantages of DivByZ’s Technology
Imagine printing a 500 mm prototype overnight and arriving to find it completed flawlessly. With DivByZ’s technology, that’s what our customers experience. Our clients in automotive and consumer goods appreciate the ability to run their machines uninterrupted for more than 20 days. They no longer worry about babysitting machines or losing expensive jobs to a clogged nozzle.
Key ROI Benefits
- Reduced scrap and material waste: Consistent extrusion prevents failures that would otherwise force you to discard prints.
- Lower labour costs: Operators don’t need to constantly monitor machines; they can focus on design and post-processing.
- Faster time-to-market: Uninterrupted runs mean that prototypes and parts are delivered when promised, winning customer trust.
Case Study: Bangalore Tooling Supplier
A Bangalore-based tooling supplier switched from an imported dual-extruder printer to our Aion 500 MK2. In the past, clogs and manual extruder changes caused delays. After adopting DivByZ’s servo extruder, the company reported weeks of continuous printing without intervention. They cited increased output and less operator fatigue as immediate benefits.
Experience Uninterrupted Printing
Don’t let clogs dictate your production schedule. Experience uninterrupted, high-quality printing with DivByZ’s patented anti-clog and auto-switchover technology. Ready to see it in action? Contact the DBZ team for a demo and discover how reliability drives ROI.