3D Printing · HP Multi Jet Fusion

HP 3D HR PA 12 FR

HR PA 12 FR is a flame-retardant PA12 material for HP Multi Jet Fusion. It combines the toughness, wear resistance, complex structure molding capabilities and flame retardant properties of nylon. It is suitable for electronic and electrical housings, complex inner cavities, small batch terminal parts and functional verification.

Moisture Resistance

Dimensional Stability

Heat Resistance

Lightweight

Flame Retardant

unionfab-hp-3d-hr-pa-12-fr-electrical-component-housing

Lead Time

4~6 days

Tolerance

± 0.3% (minimum of ± 0.3 mm)

Min. Order

1

Reference Unit Price Range

0.45 - 1.00

Advantages

  • Heat resistance
  • Flame Retardant

Disadvantages

  • Limited weather resistance
  • Limited strength for demanding loads
  • Limited wear resistance
  • Limited toughness

Performance Snapshot

Material Characteristics at a Glance

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

Heat Resistance

Excellent

Source score: 5/5

Flame Retardant

Excellent

Source score: 5/5

Lightweight

High

Source score: 4/5

Moisture Resistance

High

Source score: 4/5

Dimensional Stability

High

Source score: 4/5

Cost Efficient

Medium

Source score: 3/5

Corrosion Resistance

Medium

Source score: 3/5

Surface Quality

Medium

Source score: 3/5

Rigidity

Medium

Source score: 3/5

Surface Finish Options

Surface Finish Options

Available finish options for HP 3D HR PA 12 FR.

As Printed
Included

As Printed

Color

Grey

Accuracy

± 0.3% (minimum of ± 0.3 mm)

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Available

Dyeing

Color result

Black dye finish

Best for

Adding a uniform black finish to HP 3D HR PA 12 FR parts where end-use plastic parts requires consistent color.

Note

Confirm dye penetration, color consistency, and dimensional change on HP 3D HR PA 12 FR before production.

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Available

Painting

Finish options

Glossy and matte paint finishes available

Best for

Adding custom color and a protective paint layer to HP 3D HR PA 12 FR parts for end-use plastic parts.

Note

Validate paint adhesion, masking boundaries, and coating coverage on HP 3D HR PA 12 FR before production, especially around interfaces, edges, and fine details.

unionfab-vapor-smoothing-surface-look
Available

Vapor Smoothing

Surface result

Chemically smoothed surfaces with reduced layer lines

Best for

Reducing visible layer lines on HP 3D HR PA 12 FR parts used for end-use plastic parts and appearance-critical prototypes.

Note

Confirm material compatibility, feature retention, and dimensional impact on HP 3D HR PA 12 FR before vapor smoothing.

unionfab-sand-blasting-surface-look
Available

Sand Blasting

Surface result

Uniform matte texture

Best for

Creating a uniform matte texture on HP 3D HR PA 12 FR parts used for end-use plastic parts and display or functional prototypes.

Note

Confirm masking and feature retention on HP 3D HR PA 12 FR; abrasive blasting can change texture and soften fine details.

Industries & Applications

Where HP 3D HR PA 12 FR Delivers

unionfab-industrial-manufacturing

Industrial Manufacturing

  • End-use plastic parts
  • Functional prototype testing
  • Assembly testing
unionfab-equipment

Equipment

  • End-use plastic parts
  • Functional prototype testing
  • Assembly testing
  • Equipment components
unionfab-consumer-electronics

Consumer Electronics

  • End-use plastic parts
  • Functional prototype testing
  • Assembly testing
  • Electrical and electronic functional parts
  • Electrical connectors
unionfab-entertainment-collectibles

Entertainment & Collectibles

  • Display and concept models
  • Collectible and figurine prototypes
  • Prop and costume-fit components
  • Low-volume creative production parts
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Energy

  • Prototype equipment components
  • Custom fixtures and maintenance aids
  • Low-volume engineering validation builds
  • Functional fit-check parts
unionfab-power-utilities

Power & Utilities

  • End-use plastic parts
  • Functional prototype testing
  • Assembly testing
  • Electrical and electronic functional parts
  • Electrical connectors

Technical Specifications

Design Guidelines

Material Properties

Density
1.13 g/cm³
Water Absorption
0.2%
Tensile Strength
XY: 46 Z: 48 MPa
Tensile Modulus
XY: 2580 Z: 2540 MPa
Elongation at Break
XY: 4.7 Z: 4.2%
HDT @ 0.45 MPa
172 °C
HDT @ 1.8 MPa
165 °C
Notched Impact Strength
2.8 KJ/m² ASTM D256 (Izod)

Process & Dimensional Specs

Ready to Order?

Upload your 3D file and receive a quote for HP 3D HR PA 12 FR parts. Typical turnaround is 4~6 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

FDM · Standard Plastics

ABS-FR

FDM · Black&White

ABS-FR is flame-retardant modified ABS, which combines the toughness, heat resistance and processability of ABS with added flame-retardant properties. It is suitable for electronic and electrical enclosures, equipment components, fixtures and functional prototypes with flame-retardant requirements.

FDM · Engineering Plastics

PC-FR (UL94-V0)

FDM · White&Black

PC-FR (UL94-V0) can achieve V0 performance in the UL94 flame retardant test, showing excellent toughness, strength and heat resistance. This consumable opens up new applications in the automotive, rail and aerospace industries.

SLS · Nylons

Nylon 12-FR

SLS · White

Nylon 12-FR​ is a specially modified flame-retardant thermoplastic polyamide material with excellent mechanical properties, dimensional stability and excellent flame retardant properties. The material is modified with halogen-free environmentally friendly flame retardants and complies with international fire safety standards such as UL 94 V-0 and EN 45545. It is particularly suitable for industries with strict fire protection requirements, including electrical, electronic, automotive and rail transit fields.

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