Material Name:

Carbon Fiber PETG Composite

Description:

Carbon Fiber PETG Composite is a thermoplastic material infused with chopped carbon fiber strands, enhancing the mechanical properties of standard PETG. The addition of carbon fiber significantly increases stiffness, strength, and dimensional stability while reducing the overall weight of printed parts. This composite material maintains the chemical resistance and ease of printing associated with PETG, offering low shrinkage and minimal warping. Carbon Fiber PETG is ideal for applications that demand higher performance characteristics, such as automotive components, drone frames, and mechanical parts subjected to stress. The material produces parts with a matte, slightly textured surface finish, which is aesthetically pleasing and functional by reducing glare and improving layer adhesion. While it requires a hardened steel nozzle to prevent abrasion during printing, Carbon Fiber PETG offers an excellent balance between printability and enhanced mechanical properties.

Material Type:

Composite Thermoplastic (PETG with Carbon Fiber)

Price:

Available color:

Black

Process compatibility:

FDM compatible

Composite compatible

Special Properties:

High Stiffness and Rigidity
Lightweight
Reduced Warping and Shrinkage
Matte Surface Finish

Limitations:

Abrasive to Nozzles
Requires Hardened Steel Nozzle
Limited Flexibility
Higher Cost

Key Carbon Fiber PETG properties rated to guide you in selecting the best fit for your 3D printing needs.

Strength5 of 5

Flexibility2 of 5

Detail Resolution4 of 5

Surface Smoothness4 of 5

Heat Resistance4 of 5

Chemical Resistance4 of 5

Ease of Printing3 of 5

Cost Efficiency2 of 5

Carbon Fiber PETG Composite is ideal for producing high-strength, lightweight parts that require enhanced rigidity and dimensional stability. Its superior mechanical properties make it suitable for functional prototypes and end-use components in demanding applications.

Automotive Applications

Structural components

Engine bay parts
Custom brackets

Aerospace Applications

Drone frames

UAV components
Lightweight fixtures

Industrial Machinery Applications

Mechanical jigs

Tooling and fixtures
Robotic parts

Sporting Goods Applications

Bicycle components

Protective gear
Equipment enhancements

Additional Applications

Functional Prototypes

Structural Parts
Lightweight Assemblies

High-Stress Components

Exhibits high stiffness and strength with low weight, suitable for parts requiring structural integrity and reduced mass.

Property	Value, metric
Tensile Strength	Approximately 70 MPa
Tensile Modulus	Approximately 6,000 MPa
Elongation at Break (%)	8%
Flexural Strength	Approximately 100 MPa
Flexural Modulus	Approximately 7,000 MPa
Notched Izod Impact Strength	Approximately 60 J/m
Shore Hardness	Shore D 80

Characteristics

Printing with Carbon Fiber PETG Composite requires specific considerations due to its abrasive nature and material properties. A hardened steel or wear-resistant nozzle is necessary to prevent erosion. The material prints with ease similar to standard PETG but offers reduced warping and improved dimensional accuracy.

Type	Value
Lead Time	2-6 business days
Wall Thickness	Minimum 1.2 mm
Tolerance	±0.20%, minimum ±0.2 mm
Max Part Size	Up to 300 x 300 x 300 mm
Layer Height	0.1 mm to 0.3 mm

Thermal Properties

Offers good heat resistance, maintaining mechanical properties under elevated temperatures.

Property	Value, metric
Heat Deflection Temperature (HDT)	Approximately 80°C at 0.455 MPa
Thermal Expansion Coefficient	Approximately 50 x 10^-6 /°C
Thermal Expansion (Scale 0-100)	55
Max Service Temperature	Up to 75°C before significant deformation may occur

Electrical Properties

Carbon fiber content may affect electrical properties, potentially making the material slightly conductive.

Property	Value, metric
ESD Safety	Not inherently ESD safe
Conductivity	Semi-conductive due to carbon fiber

NOTE: The provided values are approximate and can vary based on the specific Carbon Fiber PETG formulation and manufacturer. Always refer to the manufacturer's technical data sheet for precise information.

Find your queries

Frequently Asked Question(FAQ)

What is Carbon Fiber PETG, and what are its main characteristics?: Carbon Fiber PETG is a composite filament combining PETG with chopped carbon fiber, resulting in increased stiffness, strength, and dimensional stability.

What are the benefits of using Carbon Fiber PETG over standard PETG?: It offers higher stiffness, reduced warping, improved dimensional accuracy, and a lighter weight due to the carbon fiber content.

What applications are suitable for Carbon Fiber PETG?: It's ideal for high-strength, lightweight parts such as drone frames, automotive components, and mechanical parts requiring rigidity.

Is Carbon Fiber PETG abrasive to printer components?: Yes, the carbon fibers are abrasive and can wear out standard brass nozzles. Using a hardened steel or wear-resistant nozzle is recommended.

How does Carbon Fiber PETG compare to Carbon Fiber PLA?: Carbon Fiber PETG combines the mechanical properties of PETG with carbon fiber, offering better heat resistance and toughness than Carbon Fiber PLA.

What are the ideal print settings for Carbon Fiber PETG?: Print temperatures between 230-250°C, bed temperature of 70-80°C, and moderate print speeds of 40-60 mm/s are recommended.

Do I need a special nozzle to print with Carbon Fiber PETG?: Yes, a hardened steel or wear-resistant nozzle is necessary to prevent abrasion from the carbon fibers.

Does Carbon Fiber PETG require a heated bed?: Yes, a heated bed helps with adhesion and reduces warping.

Can I use Carbon Fiber PETG with a Bowden extruder setup?: Yes, but direct-drive extruders may provide better control. Ensure filament path is smooth to prevent jams.

How does Carbon Fiber PETG adhere to the print bed?: It adheres well to surfaces like PEI sheets or with the use of adhesives like glue stick on glass beds.

Can Carbon Fiber PETG prints be sanded and painted?: Yes, the matte surface finish sands well and can be painted. Use appropriate primers and paints for plastics.

Is it possible to glue Carbon Fiber PETG parts together?: Yes, using adhesives suitable for PETG or epoxy-based glues provides strong bonds.

Can Carbon Fiber PETG be annealed to improve properties?: Annealing is possible but may lead to dimensional changes. Careful control is necessary to prevent warping.

How do I remove support structures from Carbon Fiber PETG prints?: Supports can be removed manually. Due to increased stiffness, supports may be more brittle and easier to detach.

Can I achieve a smooth surface finish on Carbon Fiber PETG prints?: While the natural finish is matte and textured, sanding and painting can improve surface smoothness.

Why is my Carbon Fiber PETG print failing or layer shifting?: Layer shifting can result from increased friction due to the material's stiffness. Ensure belts and motors are properly tensioned and adjusted.

How can I prevent nozzle clogging with Carbon Fiber PETG?: Use a larger nozzle size (0.4 mm or larger), ensure the filament is dry, and maintain proper extrusion temperatures.

What causes poor layer adhesion in Carbon Fiber PETG prints?: Insufficient print temperature or too much cooling can lead to poor layer bonding. Adjust settings to improve adhesion.

Why are my prints warping despite using Carbon Fiber PETG?: Although reduced, warping can still occur. Ensure the bed is properly heated, and use adhesion aids if necessary.

How do I fix stringing and oozing in Carbon Fiber PETG prints?: Fine-tune retraction settings, adjust print temperatures, and ensure the filament is dry to reduce stringing.

Can Carbon Fiber PETG be used in dual-extrusion printers?: Yes, but ensure compatibility of materials and similar print temperatures. Using a hardened nozzle is necessary for the Carbon Fiber PETG extruder.

How does moisture affect Carbon Fiber PETG filament?: Like PETG, it is hygroscopic. Moisture can cause print defects, so store the filament in a dry environment.

Are there health concerns when printing with Carbon Fiber PETG?: Fine particles may be released during printing. Use proper ventilation and avoid inhaling fumes or particles.

Is Carbon Fiber PETG electrically conductive?: No, the carbon fibers do not provide significant electrical conductivity in the composite material.

Can I recycle Carbon Fiber PETG or mix it with standard PETG for recycling?: Recycling options are limited due to the composite nature. Mixing with standard PETG is not recommended.

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Material Name:

Carbon Fiber PETG Composite

Description:

Material Type:

Composite Thermoplastic (PETG with Carbon Fiber)

Price:

Available color:

Process compatibility:

Special Properties:

Limitations:

Applications

Automotive Applications

Aerospace Applications

Industrial Machinery Applications

Sporting Goods Applications

Additional Applications

Characteristics

Thermal Properties

Electrical Properties