PC filament transparent Elegoo 1.75 mm suitable for FDM/FFF 3D printers (clear polycarbonate)

ELEGOO PC filament in transparent (clear polycarbonate) is a 1.75 mm material designed for FDM/FFF 3D printers. It is intended for demanding technical and functional prints that require high strength, heat resistance and dimensional stability. Typical uses include mechanical components, housings and prototypes where toughness and transparency are important.

Advantages

The filament offers high impact and load resistance combined with good heat tolerance, retaining mechanical properties at elevated temperatures. Its advanced polycarbonate formulation ensures smooth extrusion with minimal warping and good surface finish, while printed parts keep dimensional stability under prolonged thermal and mechanical stress. The material is compatible with most closed 3D printers that support higher extrusion temperatures.

Suitable for

• Functional prototypes and mechanical parts (gears, brackets, hooks)
• Protective housings and enclosures exposed to heat
• Transparent or clear components where visibility matters
• Applications requiring high impact resistance and dimensional stability

When it may not be suitable

PC filament typically requires higher nozzle and bed temperatures than common PLA or PETG and is best used in enclosed printers with active bed heating. It may be unsuitable for beginner setups, open-frame printers without temperature control, or applications where flexible or very soft materials are required.

Key specifications

• Material: Polycarbonate (PC), transparent
• Diameter: 1.75 mm
• Density: 1.20 g/cm³
• Heat deflection temperature: 109 °C
• Vicat softening temperature: 119 °C
• Melting temperature: 228 °C
• Tensile strength (XY): 56 ± 2 MPa
• Flexural strength (XY): 114 ± 5 MPa
• Elongation at break (XY): 8.8% ± 1.9%
• Impact strength (XY): 79.7 ± 3.2 kJ/m²
• Flexural modulus (XY): 2728 ± 113 MPa

How to use

Load the 1.75 mm filament into a compatible FDM/FFF printer capable of high-temperature extrusion and use an enclosed printing chamber if possible. Set nozzle temperatures according to printer and filament recommendations (typical extrusion requires high temperatures near the material melting range) and use a heated bed to reduce warping. Print settings such as slower print speed, adequate cooling for small features, and sufficient infill and wall thickness help achieve durable parts with good clarity.

What to consider before purchase

• Printer capability: requires a hotend and heated bed able to reach higher temperatures and ideally an enclosed build chamber
• Adhesion and warping: heated bed and appropriate build surface or adhesives recommended
• Post-processing: transparent prints may need polishing or annealing for improved clarity and mechanical properties

Usage recommendations

Use in enclosed, temperature-stable printers with appropriate nozzle and bed settings. Start with manufacturer temperature guidance and run small test prints to tune extrusion, bed adhesion and cooling for best results.