Selective Laser Sintering Nylon PA12 ESD For Static-Safe Fixtures and Electronics Housings

Nylon PA12 ESD 3D printed part example
Support-Free Printing
Complex Geometries
SLS material

Nylon PA12 ESD overview

Nylon PA12 ESD is strong, durable SLS 3D printed nylon with a static-dissipative coating, for fixtures, trays and housings that protect electronics from static damage. The coating stops charge from building up and discharging into components, and it is permanent: it won't crack, chip or peel with handling on the line. SLS builds pockets, locating features and snap-fits into the part without supports, so nests, carriers and covers can be combined into single parts. Choose it for electronics assembly, semiconductor equipment and other static-sensitive production areas.

How Nylon PA12 ESD is manufactured

Each Nylon PA12 ESD part is first built in PA12 using Selective Laser Sintering (SLS), an industrial powder-bed process that builds parts layer by layer without support structures or tooling, then sprayed with our specialized 844AR electrostatic dissipative coating. This dual-technology approach enables complex electronic housings and fixtures that protect sensitive components while withstanding production environments.

Build volume
340 × 340 × 600 mm
Lead time
4 business days
Layer height
0.1 mm
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Upload CAD files to Forge Labs Steam for Nylon PA12 ESD pricing and a manufacturability review, and fix issues before production so timelines stay predictable.

Industry applications

Industry applications for Nylon PA12 ESD

From semiconductor equipment to electronics assembly, Nylon PA12 ESD enables safe handling in static-sensitive environments. It pairs the strength and design freedom of SLS PA12 with a permanent static dissipative surface, and teams rely on it to maintain tight tolerances while reducing assembly complexity.

Static discharges as small as 100 V can damage electronic components. The 844AR coating keeps charge from building up on fixtures, trays and housings, and it holds up to handling on the line. It is a low VOC and HAP-free formulation that dries quickly.

SLS prints the part without support structures, so pockets, locating features, snap-fits and cable routing come built in, and nests, carriers and covers can be consolidated into single parts. Worn areas can be recoated when a fixture sees heavy use.

Forge Labs' controlled environment and grounded equipment keep ESD properties consistent on every coated part. With no tooling or minimum order quantities, Nylon PA12 ESD takes a fixture from the first prototype to repeat production and stays cost-effective for low to medium volume production.

All industries
Hands sliding a black SLS nylon chassis holding circuit boards into a housing

Electronics Manufacturing

PCB Fixtures, Carriers & Handling Trays

Electronics manufacturers use Nylon PA12 ESD for PCB assembly fixtures and carriers, component handling trays, test socket assemblies and workstation aids. Pockets, locating features and engraved part IDs print straight from the model, and the static dissipative surface protects boards and components during placement, test and transfer. Semiconductor equipment builders use it the same way for metrology fixtures and end-effector parts, and the coating is made for assembly trays, tools and workstation surfaces.

  • PCB assembly fixtures and carriers
  • Component handling trays
  • Test socket assemblies
Explore industrial design
Black ESD SLS nylon fixture holding a sensor module

Automotive Electronics

ECU & Sensor Assembly Fixtures

Automotive electronics lines use Nylon PA12 ESD for ECU assembly fixtures, sensor calibration tools, wire harness aids and component test fixtures. Forge Labs prints SLS PA12 assembly nests for electric motor lines with every repeated slot formed in the print, without machining. In PA12 ESD, the same kind of nest gains a static dissipative surface for control modules and sensors, and ECU housings and brackets print the same way.

  • ECU assembly fixtures
  • Sensor calibration tools
  • Wire harness assembly aids
Explore automotive
Black ESD SLS nylon nest holding a battery module

Clean Tech

Battery & Charger Line Fixtures

Battery and power electronics makers use Nylon PA12 ESD for line fixtures, nests and handling parts that carry boards and modules through assembly. Forge Labs builds SLS PA12 charger and converter enclosures for the same programs, and the static dissipative version brings that design freedom to their assembly tooling. Battery plants often run dry rooms, where static builds up most easily, and the 844AR coating dissipates static independent of humidity.

  • Battery line fixtures
  • Electronics handling parts
  • Module assembly nests
Explore clean tech
Black SLS nylon bracket with slotted counterbored holes beside screws and a hex key

Robotics & Data Centers

Electronics Chassis, Cable Guides & Rack Parts

Robotics and data center teams use Nylon PA12 ESD for electronics chassis, cable management and routing guides, server rack components and conveyor bumpers. Forge Labs prints SLS PA12 card brackets, rails and cable posts for electronics chassis as repeat kits, with cable-tie slots and part IDs printed in place. In PA12 ESD, the same brackets and cable posts carry a static dissipative surface that drains charge picked up during handling and assembly.

  • Electronics chassis and card brackets
  • Cable management and routing guides
  • Server rack components
Explore robotics
Performance data

Technical performance for Nylon PA12 ESD

Values for the part from the EOS PA 2200 datasheet and for the ESD coating from the MG Chemicals 844AR datasheet, tested to the standard listed with each property.

Mechanical performance

Mechanical properties

Nylon PA12 ESD delivers dependable strength and impact resistance for PCB assembly jigs, fixtures and component handling trays. The part is tough in the build plane and more brittle across layers, so orient load paths and snap features in the plane of the build where you can.

Values are for uncoated PA 2200 test bars, as no supplier tests a coated part. Check thin walls and fine snap features on a coated sample before committing to production.

PropertyValue
Tensile Strength (X / Y / Z)ISO 527-1/-2
50 MPa
Tensile Modulus (X / Y / Z)ISO 527-1/-2
1700 MPa
Elongation at Break (X / Y)ISO 527-1/-2
20 %
Elongation at Break (Z)ISO 527-1/-2
10 %
Flexural ModulusISO 178
1500 MPa
Flexural StrengthEN ISO 178
58 MPa
Charpy Impact Strength, UnnotchedISO 179/1eU
53 kJ/m²
Charpy Impact Strength, NotchedISO 179/1eA
4.8 kJ/m²
Izod Impact Strength, NotchedISO 180/1A
4.4 kJ/m²

Material makeup

Physical properties

Low density makes fixtures and trays lightweight yet durable, and low moisture absorption keeps them dimensionally stable in varying environmental conditions, so assemblies fit and finish without secondary rework.

The coating rows describe the ESD film: a dark grey, uniform finish applied at the recommended thickness, with strong adhesion on polyamide and a hard, flexible surface for everyday handling. Allow for the film on mating faces and tight fits.

PropertyValue
Part DensityISO 1183
0.93 g/cm³
Shore Hardness DISO 7619-1
75
Water Absorption (23 °C, 50% RH)DIN 53495
0.52 %
Water Absorption (23 °C, 96% RH)DIN 53495
1.33 %
ESD Coating ColourMG Chemicals 844AR TDS
Dark grey
ESD Coating Thickness (recommended / minimum)MG Chemicals 844AR TDS
50 / 30 µm
ESD Coating Adhesion on PolyamideASTM D3359
5B
ESD Coating Pencil HardnessISO 15184
H
ESD Coating FlexibilityMG Chemicals 844AR TDS
Excellent

Heat performance

Thermal properties

PA12 holds its shape at high temperature under light load but softens much sooner under heavy load, so fixtures that carry weight near ovens or other heat sources should be checked against the 1.8 MPa values. PA12 also expands noticeably with heat, so leave clearance on long fixtures that see temperature changes.

The coating service temperature describes the ESD film, not the part; for working temperature under load, use the heat deflection values. The cure row shows the coating can cure at room temperature or faster with gentle heat.

PropertyValue
Melting PointISO 11357-1/-3
176 °C
HDT @ 0.45 MPa (X / Z)ISO 75-1/-2
157 / 145 °C
HDT @ 1.8 MPa (X / Z)ISO 75-1/-2
64 / 57 °C
Vicat Softening Temperature, 50 NISO 306
163 °C
Thermal ConductivityDIN 52616
0.13–0.14 W/m·K
Coefficient of Linear ExpansionDIN 53752-A
109 ×10⁻⁶/K
ESD Coating Service TemperatureMG Chemicals 844AR TDS
-40 to 120 °C
ESD Coating CureMG Chemicals 844AR TDS
24 h at 22 °C or 30 min at 65 °C

Functional performance

Electrical properties

The coated surface sits in the static dissipative range, so charge drains away in a controlled way rather than discharging into sensitive components.

The uncoated PA 2200 values show what sits beneath the coating: an electrical insulator with high dielectric strength. Internal features and cavities the spray cannot reach stay insulating, so plan grounding contact through a coated external face.

PropertyValue
Surface Resistance (ESD coating, 50 µm)Calculated, MG Chemicals 844AR TDS
1.2×10⁷ Ω/sq
ESD ClassificationMG Chemicals 844AR TDS
Permanent static dissipative
Surface Resistance (uncoated PA 2200)DIN 53482
10¹³ Ω
Volume Resistance (uncoated PA 2200)DIN 53482
10¹³–10¹⁵ Ω·cm
Dielectric Strength (uncoated PA 2200)DIN 53481
92 kV/mm
Relative Permittivity (uncoated PA 2200, 1 kHz)DIN 53483
3.8
Dielectric Dissipation Factor (uncoated PA 2200)DIN 53483
0.05–0.09

Compatibility data

Chemical properties

The PA12 column shows EOS ratings for the uncoated part at room temperature. PA12 resists alkalis, alcohols, fuel oil, brake fluid and sea water, while strong mineral acids attack it, and several chemicals attack it faster when hot.

On a coated part, the acrylic coating meets the chemical first. MG Chemicals warns that paint solvents such as acetone, MEK, toluene and xylene dissolve 844AR and publishes no other resistance data for the cured coating, so test cleaning agents and process fluids on a coated sample before production release.

ChemicalPA12 part, 20 °CESD coating
Acetone
PA12 part, 20 °CResistant
ESD coatingNot resistant
MEK
PA12 part, 20 °CNot tested
ESD coatingNot resistant
Toluene
PA12 part, 20 °CResistant
ESD coatingNot resistant
Xylene
PA12 part, 20 °CResistant
ESD coatingNot resistant
Ethanol 100%
PA12 part, 20 °CResistant
ESD coatingNot published
Methanol
PA12 part, 20 °CResistant
ESD coatingNot published
Brake fluid
PA12 part, 20 °CResistant
ESD coatingNot published
Fuel oil
PA12 part, 20 °CResistant
ESD coatingNot published
Sea water
PA12 part, 20 °CResistant
ESD coatingNot published
Sodium hydroxide 50%
PA12 part, 20 °CResistant
ESD coatingNot published
Ammonia solution (concentrated)
PA12 part, 20 °CResistant
ESD coatingNot published
Hydrogen peroxide 30%
PA12 part, 20 °CResistant
ESD coatingNot published
Acetic acid 10%
PA12 part, 20 °CResistant
ESD coatingNot published
Sodium hypochlorite 5%
PA12 part, 20 °CPractically resistant
ESD coatingNot published
Sulfuric acid 10%
PA12 part, 20 °CPractically resistant
ESD coatingNot published
Hydrochloric acid 10%
PA12 part, 20 °CNot resistant
ESD coatingNot published

Compliance

Compliance profile

MG Chemicals declares the 844AR coating RoHS compliant, including the 2015/863/EU amendment, and REACH compliant with no substances of very high concern. EOS states that RoHS-restricted substances are not intentionally used in PA 2200 and that PA 2200 complies with REACH.

The PA12 base is rated UL 94 HB by EOS and is not flame retardant. MG Chemicals publishes no flammability rating for the coating.

StandardStatus
RoHS Directive 2011/65/EU844AR coating RoHS compliant including the 2015/863/EU amendment; restricted substances not intentionally used in PA 2200
MG Chemicals and EOS declarations
REACH Regulation (EC) No 1907/2006844AR coating contains no SVHC at reportable thresholds; PA 2200 complies with REACH
MG Chemicals and EOS declarations
UL 94 flammabilityEOS rating for the PA 2200 base material, which is not flame retardant
HB
Resources

Datasheets and design resources

Datasheets, design guidance and supplier documentation for Nylon PA12 ESD.

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Access the most recent datasheet and supporting documentation maintained by our engineering team.

Nylon PA12 ESD datasheet

Design guidelines

Explore printable geometry recommendations, wall thickness tips, and finishing playbooks for SLS.

View SLS design guide

Supplier compliance documents

Supplier declarations and test statements for this material.

Grey powder-bed printed part being bead blasted in a blasting cabinet
Advanced Manufacturing

Built with Precision SLS Technology

Nylon PA12 ESD is manufactured using industrial-grade Selective Laser Sintering (SLS) technology, ensuring exceptional mechanical properties and dimensional accuracy for demanding applications. Multi-laser print cells fuse the powder into dense, repeatable components and keep production scalable. Every part is then coated for ESD protection.

Tolerance
±0.3% (min ±0.3 mm)
Production capacity
Multiple parts and assemblies nested in each build
Quality control
In-process monitoring and batch traceability for consistent part quality and material properties
Coating coverage
External, line-of-sight surfaces; internal features and cavities stay uncoated
Colours & finishes
Dark grey ESD coating; bead blasting before coating, then coating application and quality testing
Learn more about SLS technology
Frequently Asked Questions

Frequently asked questions about Nylon PA12 ESD

Can't find the answer you're looking for? Reach out to our customer support team.

Nylon PA12 ESD is an SLS PA12 part with a permanent static dissipative coating. The MG Chemicals 844AR coating gives a surface resistance of 1.2 × 10⁷ Ω/sq at the recommended 50 µm film, inside the 10⁷ to 10⁹ Ω static dissipative range, while the PA12 part provides a tensile strength of 50 MPa in X, Y and Z and prints without support structures.
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Part quantities
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