3D Printing · FDM

Nylon 12 Carbon-filled

Nylon 12 Carbon Fiber Fill combines Nylon 12 and cut carbon fiber to achieve the highest flexural strength and stiffness-to-weight ratio of any FDM material. Nylon 12CF offers the strength and stiffness of a metal alternative and is suitable for specific applications. Replace heavy metal tools with lighter, ergonomic carbon fiber FDM tools. Use carbon fiber functional prototypes to validate designs faster than expensive and time-consuming metal prototypes.

Heat Resistance

Lightweight

Moisture Resistance

Dimensional Stability

High Strength

unionfab-nylon-12-carbon-filled-mounting-bracket

Lead Time

2~3 days

Tolerance

± 0.3% (minimum of ± 0.3mm)

Min. Order

1

Reference Unit Price Range

0.27 - 0.60

Advantages

  • Rigidity

Disadvantages

  • Limited weather resistance
  • Limited toughness
  • Lower surface quality

Performance Snapshot

Material Characteristics at a Glance

Relative performance profile across key engineering parameters. Values are contextual — not absolute stress ratings.

Heat Resistance

High

Source score: 4/5

Lightweight

High

Source score: 4/5

Moisture Resistance

High

Source score: 4/5

Dimensional Stability

High

Source score: 4/5

High Strength

High

Source score: 4/5

Wear Resistance

High

Source score: 4/5

Rigidity

High

Source score: 4/5

Cost Efficient

Medium

Source score: 3/5

Corrosion Resistance

Medium

Source score: 3/5

Surface Finish Options

Surface Finish Options

Available finish options for Nylon 12 Carbon-filled.

As Printed
Included

As Printed

Color

Black

Surface

Ra 12-25 μm (as printed)

Accuracy

± 0.3% (minimum of ± 0.3mm)

unionfab-painting-surface-look
Available

Painting

Finish options

Glossy and matte paint finishes available

Best for

Adding custom color and a protective paint layer to Nylon 12 Carbon-filled parts for functional prototype testing.

Note

Validate paint adhesion, masking boundaries, and coating coverage on Nylon 12 Carbon-filled before production, especially around interfaces, edges, and fine details.

unionfab-silk-screening-surface-look
Available

Silk Screening

Print method

Single- or multi-color graphics on flat or gently curved surfaces

Best for

Applying logos, labels, or functional graphics to flat areas of Nylon 12 Carbon-filled parts used for functional prototype testing.

Note

Confirm printable area, ink adhesion, and graphic registration on Nylon 12 Carbon-filled before production.

Industries & Applications

Where Nylon 12 Carbon-filled Delivers

unionfab-industrial-manufacturing

Industrial Manufacturing

  • Functional prototype testing
  • End-use plastic parts
  • Assembly testing
  • Mounting brackets
  • Jigs and fixtures
unionfab-equipment

Equipment

  • Functional prototype testing
  • End-use plastic parts
  • Assembly testing
  • Mounting brackets
  • Guide rails and pulleys
unionfab-automotive

Automotive

  • Prototype and fit-check components
  • Interior and non-safety-critical parts
  • Custom fixtures and production aids
  • Low-volume validation builds
unionfab-robotics

Robotics

  • Functional prototype testing
  • End-use plastic parts
  • Assembly testing
  • Guide rails and pulleys
  • Drone structural parts
unionfab-industrial-automation

Industrial Automation

  • Functional prototype testing
  • End-use plastic parts
  • Assembly testing
  • Guide rails and pulleys
  • Jigs and fixtures

Technical Specifications

Design Guidelines

Material Properties

Density
1.06 g/cm³
Water Absorption
0.25~0.35​%
Hardness
Shore D 82
Tensile Strength
XY: 77.4 ± 1.1 Z: 52.2 ± 0.8 MPa
Tensile Modulus
XY: 3311.2 ± 134.9 Z: 1806.6 ± 145.7 MPa
Elongation at Break
XY: 4.2 ± 0.4 Z: 5.0 ± 1.0%
Flexural Strength
112.4 ± 1.0 Z: N/A MPa
Flexural Modulus
2886.5 ± 144.8 MPa
HDT @ 0.45 MPa
131 °C
HDT @ 1.8 MPa
105 °C
Notched Impact Strength
XY: 9.9 ± 0.7 KJ/m² ISO 179 (Charpy)

Process & Dimensional Specs

Maximum Part Size
400 × 400 × 600 mm
Default Layer Height
0.254 mm
Surface Roughness
Ra 12-25 μm
Dimensional Tolerance
± 0.3% (minimum of ± 0.3mm)

Ready to Order?

Upload your 3D file and receive a quote for Nylon 12 Carbon-filled parts. Typical turnaround is 2~3 days from order confirmation.

Every order includes: Dimensional inspection report · NDA-ready file handling · Pre-shipment QC photography · DDP door-to-door logistics · Engineering review on request

Talk to a Process Engineer

Have a tight-tolerance or complex geometry requirement? Our engineers review your drawing before quoting to flag potential issues.

Compare & Decide

Related & Alternative Materials

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PA6-CF

FDM · Black

PA6-CF is a carbon fiber reinforced engineering plastic based on PA6, which combines the toughness and wear resistance of nylon with the strength and rigidity of carbon fiber. It has excellent structural properties and dimensional stability, making it ideal for demanding applications such as automotive parts, electronic housings, mechanical components, and high-strength 3D printed products.

SLS · Composites

Nylon 12 Glass-filled (Black)

SLS · Black

Nylon 12 Glass Filled (Black) has a black surface that is slightly grainy and porous. Nylon glass filling is more durable and resistant than nylon PA12. It gives you great freedom in design - both complex and enclosed volumes. This material is ideal for technical components requiring resistance and load. The surface accuracy is not as good as polyamide 12, but it meets the needs of technical parts.

SLS · Composites

Nylon 12 Glass-filled (Off White)

SLS · Off White

Nylon 12 glass filled (off-white) surface is white, slightly grainy and porous. Nylon glass filling is more durable and resistant than nylon PA12. It gives you great freedom in design - you can design complex volumes or realize enclosed spaces. This material is ideal for technical components requiring resistance and load. The surface accuracy is not as good as polyamide 12, but it meets the needs of technical parts.

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