MiniFactory Ultra 2 Industrial High-Performance Polymer 3D Printer
Integrated drying, printing, and in-situ annealing
High-temperature chamber compatible with PAEK material
Open consumables; no consumable lock binding.
Servo ball screw drives offer high precision.
Aarni software processes are fully traceable throughout the entire lifecycle.
Product Introduction
miniFactory Ultra 2 Industrial High-Performance Polymer 3D Printer
General Introduction
The miniFactory Ultra 2 is a compact, industrial‑grade FFF fused‑filament fabrication 3D printer, designed primarily for research laboratories and industrial R&D departments that work with high‑performance thermoplastics such as PEEK, PEKK, and ULTEM. The system integrates a high‑temperature print chamber, filament‑drying unit, in‑situ annealing module, and process‑quality monitoring system into a single machine, enabling users to complete the entire workflow—from filament preconditioning to post‑processing of parts—without needing to purchase additional equipment like drying ovens or annealing furnaces.
The build chamber measures 270 × 270 × 320 mm, with a maximum chamber temperature of 250 °C and a maximum nozzle temperature of 480 °C, meeting the processing requirements for semi‑crystalline polymers such as PAEK. The motion system employs servo motors coupled with ball‑screw drives, offering superior operational stability compared to belt‑driven systems. The machine features an open‑material architecture, does not lock users into proprietary filaments, and supports commercially available, compliant filament types, allowing users to select their own material suppliers and conduct process testing with self‑developed or modified materials. The unit is equipped with a touchscreen local control interface and also supports remote network access and production data logging, making it well suited for laboratory R&D as well as small‑batch functional part production in industrial settings. The equipment has industrial‑grade requirements for power supply and ventilation, necessitating a three‑phase industrial power source and dedicated ventilation and air‑purification systems. Operators should possess basic knowledge of FFF fused filament fabrication processes and use slicing software to prepare models and generate G‑code for printing.
Working principle
Ultra 2 is based on the FFF fused filament fabrication process and builds upon standard desktop FFF printers by enhancing three core stages: high‑temperature environmental control, filament pre‑conditioning, and in‑situ annealing. First, a 3D CAD model is imported into slicing software for layer‑by‑layer processing, generating G‑code instructions that define the motion path for each layer and transmitting them to the printer’s control system. The polymer filament is then fed into the printer’s built‑in drying chamber for dehumidification, reducing its moisture content and preventing defects such as bubble formation and diminished interlayer adhesion that can occur when printing thermally sensitive materials like PEEK or nylon at elevated temperatures.
After drying, the filament is fed into a high-temperature extrusion nozzle, which heats it to a molten, flowable state. A servo-driven ball screw then moves the nozzle along the layer‑by‑layer slicing path, extruding the molten polymer onto the build platform. As the material cools and solidifies, successive layers stack to form the final part. Unlike conventional systems, the Ultra 2 maintains a sealed, high‑temperature chamber throughout the entire printing process. Multiple temperature sensors continuously monitor the internal thermal field, minimizing the temperature gradient between the interior and exterior of the part during fabrication. This helps mitigate common defects in specialty polymers, such as warping, cracking, and excessive residual stresses. Once printing is complete, the chamber can be cooled slowly according to a predefined temperature‑control profile. For further control of the crystallinity of semi‑crystalline polymers, an in‑situ annealing cycle can be performed directly within the print chamber, enhancing mechanical properties and dimensional stability without the need to remove the part and transfer it to an external annealing furnace. The accompanying Aarni software continuously collects process data—including chamber temperature, nozzle temperature, and motion parameters—while an onboard camera records the printing process, enabling full traceability of production.
Advantages and Key Features
The miniFactory Ultra 2’s key advantage lies in its compact footprint, which houses a complete, high‑performance polymer processing chain—making it ideal for users with limited space who need to process advanced materials such as PEEK and PEKK. First, its 250°C uniform‑temperature chamber paired with a 480°C high‑temperature nozzle optimizes the thermal profile for semi‑crystalline PAEK‑based materials, reducing the risk of warping and cracking and ensuring superior interlayer adhesion. Second, its integrated built‑in filament‑drying compartment and in‑chamber annealing module are hallmark features that set the Ultra 2 apart from other models in the same series: once printing is complete, parts can be directly annealed to optimize their crystallinity, minimizing the need for an external annealing furnace.
Third, the fully open consumables ecosystem is compatible with over fifty filament types, covering common engineering plastics, nylon, PPSU, ULTEM, PEEK, PEKK, as well as glass‑fiber and carbon‑fiber reinforced composites. It also supports process development for in‑house‑designed materials, making it ideal for materials research at universities. Fourth, the servo–ball screw drive system delivers smooth operation and consistently stable repeatable positioning; paired with Aarni process‑monitoring software, it enables process data logging and video archiving, meeting the traceability requirements of demanding projects. The equipment supports local touchscreen control and remote access, and includes features such as filament‑remaining monitoring and maintenance‑cycle reminders.
It should be noted objectively that this model has a medium build volume and is not suitable for very large parts; as an industrial‑grade machine, it entails relatively high procurement and operating costs and requires a dedicated ventilation system and an appropriate power supply environment. Moreover, printing with high‑performance materials still relies on the operator’s process expertise and cannot entirely eliminate printing defects.
Application Areas and Use Cases
The Ultra 2 is positioned for R&D and small‑batch prototyping, with primary applications in university and research institute settings, medical device development, aerospace component prototyping, rail transit spare parts, precision tooling and fixtures, and the R&D of corrosion‑resistant components for the chemical industry.
The university research setting represents a key application area. With an open material system and in-situ annealing capabilities, researchers can readily investigate PEEK‑based composites, polymer crystallization behavior, FFF printing mechanisms, and other topics, while also fabricating a wide range of experimental specimens to support academic studies. In the medical device R&D domain, the equipment is used to print prototypes of PEEK surgical guides and test samples of implantable components. It is important to note that parts produced by this equipment are intended solely as R&D prototypes; to qualify as market‑available medical devices, they must undergo comprehensive regulatory validation, sterilization, and other requisite processes—these parts cannot be directly applied to humans. In aerospace applications, the system supports prototyping and small‑batch production of ULTEM and carbon‑fiber‑reinforced PEEK brackets and pipeline fittings, leveraging the lightweight and high‑temperature‑resistant properties of polymers to validate alternative material solutions to metal. In rail‑transport maintenance, it enables on‑demand manufacturing of small batches of discontinued spare parts, thereby reducing inventory burdens and shortening delivery lead times. In the mechanical manufacturing sector, it is employed to produce chemically resistant tooling and fixtures, as well as testing jigs and gauges.
This model is not suitable for high-volume, low-cost part production; compared with conventional injection molding, it does not offer a cost advantage in large‑volume applications.
Equipment Parameters
Project
|
Parameter
|
Molding dimensions ( X×Y×Z )
|
270×270×320 mm
|
Forming process
|
FFF Fused Filament Extrusion Molding
|
Maximum cavity temperature
|
250 ℃
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Nozzle maximum temperature
|
480 ℃
|
Molding platform temperature
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highest 240 ℃
|
Supports filament diameter
|
1.75 mm
|
Process monitoring software
|
Aarni (Data recording + In-flight camera)
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Operating method
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Local touch screen / Remote Network Access
|
Compatible slicing software
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Cure 、 Simplify3D Wait for output G-Code Slicing software
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Consumable lock mechanism
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None, open-ended material system
|
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