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Nylon PA12 Glass Filled 3D printed part — MJF production grade material
MJF
Production Grade

Nylon PA12 Glass Filled

40% glass-filled nylon. High stiffness and thermal stability for demanding structural applications.

Max build size380 x 284 x 380mm
Tolerances±0.3mm
Lead timeFrom 5 business days
Applications
ProtoProd
01

Material spec

For functional parts requiring thermal stability and structural rigidity. Replaces injection molded parts.

Glass-filledHigh stiffnessHeat resistant
Strengths
High stiffness (2.5 GPa)
Excellent thermal stability (174°C HDT)
Replaces injection molded parts
Limitations
Lower elongation than unfilled PA12
Grainy surface texture
Limited color options
Colors
Gray
02

Performance profile

Flexible
Rigid
0.0030 GPa10.00 GPa
Textured
Smooth
60 Ra μm1 Ra μm
Low Detail
High Detail
500 μm25 μm
Brittle
Impact Resistant
12 J/m220 J/m
Low Temp
Heat Resistant
41 °C238 °C
Soft
Hard
2890
Small Build
Large Build
145 mm1200 mm
03

Applications

Nylon PA12 Glass Filled is available on our and and and services. Typical jobs:

04

Design guidelines

Guidelines

Recommended parameters when designing parts for Nylon PA12 Glass Filled on MJF.

Wall thickness
0.7mmMinimum recommended wall thickness
Support & overhangs
45°
Self-supportingSupport requirements and max overhang angle
Holes
Ø 1.0 mmMinimum hole diameter
Tolerance
±
±0.3mmExpected dimensional accuracy
Minimum features
0.8 mmSmallest printable feature
Clearance
0.2 mmRecommended clearance between parts
05

Post-processing

Standard finishing included with every Nylon PA12 Glass Filled order on MJF.

Included (standard)

Powder removal— Parts extracted from build cake. Loose nylon powder removed with compressed air.
Bead blasting— Glass bead media produces uniform matte texture. Standard MJF finish.

Optional (quoted separately)

+
Dyeing (black)— Parts dipped in black dye bath for uniform, deep black color.
+
Assembly— Multi-piece builds bonded with structural adhesive. Seams filled and sanded.

View full post-processing details →

06

Shipping & delivery

Every MJF order ships from our production facility in Brooklyn, NY. Lead time starts at From 5 business days. Enter your zip code to see exactly when parts will arrive at your door.

Local Pickup

Same day, free. Brooklyn facility, Mon\u2013Fri 10am\u20135:30pm ET.

Courier

Same day across all five boroughs and northern NJ.

Nationwide Shipping

UPS Ground, 2nd Day Air, and Next Day Air. Tracked and insured.

All shipping options →

Mechanical properties

Tensile Modulus2.5 GPa
Tensile Strength (UTS)30 MPa
Elongation at Break10%
Flexural Strength58 MPa
Impact Strength (Izod)80 J/m
HardnessShore D 82
Density1.3 g/cm³

Physical & thermal

Heat Deflection (HDT)174°C @ 0.45 MPa
Surface Roughness10 Ra μm
Min Layer Height80 μm
Light TransmissionOpaque
Max Build Dimension340 mm
06

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Nylon PA12 Glass Filled 3D printed part example 1 — MJF technology
Nylon PA12 Glass Filled 3D printed part example 2 — MJF technology
Nylon PA12 Glass Filled 3D printed part example 3 — MJF technology
Nylon PA12 Glass Filled 3D printed part example 4 — MJF technology
Nylon PA12 Glass Filled 3D printed part example 5 — MJF technology
Nylon PA12 Glass Filled 3D printed part example 6 — MJF technology

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