Filament c-tech PETG 1.75mm 1kg refill spool, red

c-tech PETG filament 1.75 mm on a 1 kg refill spool in red is part of the c-tech ESSENTIAL LINE and is intended for FDM/FFF 3D printers. This PETG material provides a balance of tensile strength and flexibility, good layer adhesion and enhanced chemical resistance compared with PLA. The 1.75 mm diameter and refill spool format (1 kg) make it compatible with most desktop 3D printers and useful for producing functional parts, prototypes and household items that require durability and moderate temperature resistance.

Advantages

The filament offers consistent diameter tolerance for stable extrusion, reduced warping compared with some other materials, and improved impact resistance. Its chemical resistance and layer bonding make it suitable for parts that need to withstand mechanical stress and occasional exposure to mild chemicals. The 1 kg refill spool format minimizes packaging waste and is convenient for frequent printing.

Suitable for

• Functional parts and mechanical components
• Prototypes and iterative design models
• Household items and fixtures requiring durability
• Decorative prints where a glossy red finish is desired
• Small-batch production on desktop FDM/FFF printers

Key specifications

• Brand: c-tech (ESSENTIAL LINE)
• Material: PETG
• Diameter: 1.75 mm
• Spool weight: 1 kg refill spool
• Color: Red
• MPN: 3DF-E-PETG-1.75-R-RF
• EAN: 8595729902114
• Intended use: FDM/FFF 3D printers

How to use

Load the 1.75 mm PETG filament into a compatible FDM/FFF printer following the printer manufacturer's instructions for filament loading. Recommended printing settings vary by machine and nozzle size; typical starting parameters are a nozzle temperature between 230–250 °C and a heated bed temperature between 60–80 °C. Use a print speed suited to your printer (commonly 30–60 mm/s) and enable good cooling for small details while minimizing cooling for larger layers if stronger interlayer adhesion is desired. Calibrate extrusion multiplier and retraction settings to reduce stringing and ensure dimensional accuracy. Allow printed parts to cool gradually on the bed to reduce warping.

Usage recommendations

Store the PETG spool in a dry environment or sealed container with desiccant to maintain filament quality. For best results on functional parts, consider annealing tests on sample prints and adjust print parameters according to part geometry and required mechanical properties.