SuperTough 3D Printer Filament PLA 1.75mm 1Kg RF047

Designed for Functional 3D Printing

Modern 3D printing increasingly extends beyond visual prototypes. Engineers, designers, manufacturers and makers use additive manufacturing to produce brackets, housings, fixtures, covers, prototypes, tools and functional components. These applications often demand greater toughness than conventional PLA can provide.

RF047 SuperTough PLA is designed for this type of application. Its enhanced resilience makes it suitable for components that may be handled frequently, assembled and disassembled, transported or exposed to moderate mechanical impact.

The material can be used for product-development prototypes where engineers want to evaluate physical geometry before moving to injection molding or another production technology. It is also suitable for customized components, robotics projects, mechanical prototypes, workshop aids, educational models and general-purpose 3D printing.

As with all 3D printing materials, final mechanical performance depends on printing parameters. Layer orientation, infill percentage, layer height, nozzle temperature, cooling, print speed, extrusion rate and component geometry can all influence the final properties of a printed part.

Stable Extrusion and Consistent Filament Diameter

Filament diameter has a direct influence on extrusion consistency. When filament diameter changes significantly along the spool, the volume of material delivered by the extruder can change even when the printer maintains a constant feeding speed.

EXTRUTEX RF047 is manufactured with a stated diameter tolerance of ±0.02 mm around the nominal 1.75 mm diameter. This dimensional control supports stable feeding and consistent extrusion through the hot end.

Consistent filament geometry is especially valuable for high-speed printing. As printers operate at higher material flow rates, there is less opportunity for the extrusion system to compensate for variations in filament diameter. A stable filament therefore contributes to predictable extrusion and repeatable printing performance.

High-Speed 3D Printing Performance

The supplied RF047 technical data includes high-speed printing performance testing at 300 mm/s using a Chuangxiang K1 platform. Under the stated test conditions, RF047 achieved a tensile strength of 45 MPa, bending strength of 70 MPa and impact strength of 200 J/m.

The reported heat deflection temperature is 55 °C, while the melt index is specified at 4–7 g/10 min and elongation at 15%.

These values provide technical reference points for material selection. Actual performance in a printed component will vary depending on printer configuration, nozzle diameter, temperature, printing speed, layer height, cooling, infill, print orientation and other processing conditions.

For demanding engineering applications, EXTRUTEX recommends testing RF047 under the actual printing and service conditions before production use.

Recommended Printing Conditions

EXTRUTEX RF047 has a recommended printing temperature of 200–240 °C. The optimum point within this range depends on the printer, nozzle, material flow rate, printing speed and geometry of the part.

Users can begin with a moderate temperature and perform a temperature-tower calibration test to identify the optimum combination of surface quality, layer adhesion and extrusion stability.

• Printing temperature: 200–240 °C
• Filament diameter: 1.75 mm
• Diameter tolerance: ±0.02 mm
• Net weight: 1 kg
• Printing technology: FDM / FFF
• Recommended calibration: temperature and extrusion-flow calibration
• Cooling: optimize according to geometry and required layer adhesion
• Storage: keep sealed and dry when not in use

Applications of RF047 SuperTough PLA

RF047 can be used across a broad range of professional, industrial, educational and hobbyist applications. Typical applications include:

• Functional prototypes
• Engineering prototypes
• Mechanical test models
• Robotics components
• Workshop fixtures
• Jigs and production aids
• Brackets and mounts
• Protective covers and housings
• Customized mechanical parts
• Educational engineering models
• Product-development prototypes
• Architectural models
• Makerspace projects
• Replacement components for low-load applications
• General-purpose FDM/FFF printing

Enhanced Toughness Compared with Conventional PLA

The primary purpose of RF047 is to provide a tougher PLA platform. Conventional PLA is popular because of its stiffness, ease of printing and excellent appearance, but its relatively brittle behavior can limit applications where impact or bending is expected.

RF047 is designed to reduce this limitation. Its enhanced toughness and reported elongation value of 15% provide a more resilient material profile. This makes it particularly useful for parts that need to survive normal handling rather than simply remain stationary as display models.

The reported tensile strength of 45 MPa and bending strength of 70 MPa provide additional reference values for designers. The reported impact strength of 200 J/m is particularly relevant when resistance to sudden mechanical loading is important.

Material comparison should always be performed using the same test method and equivalent specimen and printing conditions. Printed-part properties can differ substantially from raw-material test results.

PLA Based on Renewable Resources

RF047 uses a PLA base derived from renewable resources. PLA is widely used in additive manufacturing because it combines relatively easy processing with good appearance and broad availability.

The renewable-resource origin of PLA can be an important consideration for companies developing products with material-selection or sustainability requirements. However, environmental performance depends on the entire product life cycle, including raw material sourcing, additives, manufacturing, printing, product lifetime and end-of-life treatment.

Users should therefore evaluate the complete application and local waste-management infrastructure when making environmental claims concerning finished printed products.

Technical Specifications

EXTRUTEX Austria R&D and China Manufacturing

EXTRUTEX RF047 SuperTough PLA is developed through an international engineering and manufacturing structure. The product is developed under license and supported by R&D in Austria, while industrial manufacturing is carried out in China.

This approach combines Austria-based technical development with China's established manufacturing infrastructure for polymer materials and 3D printing products. The objective is to provide consistent material quality, practical processing characteristics and competitive industrial production for customers in international markets.

EXTRUTEX operates across polymer processing, extrusion, compounding, recycling and additive-manufacturing technologies. RF047 forms part of this broader material portfolio, giving customers access to PLA filament designed around practical extrusion and printing requirements.