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SLS PA12 Nylon is the dependable standard material for powder bed fusion. It delivers a balanced mix of strength, stiffness, durability, and chemical resistance with excellent printability. That balance is why engineers rely on it for functional prototypes and end use production parts across many industries. Our standard finish is raw SLS PA12 that presents a matte, slightly porous surface with a fine sugar like texture. Many projects use this surface as printed. When a cleaner look or lower surface porosity is required, choose from our shot peened or vapor smoothing options for durable and stable production parts.
Selective Laser Sintering uses a laser to fuse thin layers of nylon powder into solid geometry inside a heated build chamber. PA12 refers to nylon 12, a long chain polyamide with low moisture uptake compared with other nylons. The low moisture uptake helps parts hold size and mechanical performance over time. The process supports complex internal features because unsintered powder supports the part during the build. No support structures are required, which reduces post processing and preserves fine details.
Functional prototypes for housings, brackets, and fasteners used in bench testing and field pilots.
Production fixtures including nests, soft jaws, and locator blocks that work around complex part geometry.
Air and fluid handling components such as manifolds, ducts, and guards that require leak resistant walls and stable size.
Electrical enclosures where low moisture uptake improves gasket performance and long term sealing.
Consumer and wearables with certain living hinges, snap fits, and repeated use features.
Automotive under hood clips, cable guides, and sensor mounts that see both heat and fluids.
Medical and laboratory non implant components and housings where cleanliness and wipe down resistance are priorities. Our PA12 is compatible for skin contact.
330 x 280 x 400mm (Standard)
330 x 280 x 250mm (Priority)
Most economical SLS material
Has least tolerance variation due to wide process window
Reliable mechanical performance. PA12 offers strong tensile performance with useful elongation. The result is parts that resist cracking under load and tolerate snap fits and living hinges when designed correctly.
Dimensional stability. Low moisture absorption helps parts maintain size in typical shop and field conditions.
Light weight with durable surfaces. Nylon resists abrasion better than many rigid plastics and keeps a clean surface after repeated handling.
Chemical resistance. PA12 stands up well to oils, fuels, greases, and many solvents, which suits housings and fluid path components.
Thermal capability. Service temperatures cover many automotive and industrial uses.
Production ready workflow. SLS supports true nesting and part stacking, which lowers unit cost at volume without altering design intent.
Finishing flexibility. Parts can be dyed, mechanically finished, or vapor smoothed to reach tighter surface and cleanliness targets
Has good temperature resistance a little less then the GF Nylon options.
The material has good tensile strength for enclosure and covers applications.
The material has good flexural strength for connectors and snap fit applications.
With great elongtion at break of 20%, the material is suitable for complex thin walled applications
Although not as good as PA11 Nylon, PA12 has good impact resistance for impeller or fan shroud applications
Even under load and temperature, the material is resistant to large distortion affects.
One of the most chemically inert plastics. Can handle water, greases, oils, fuels, hydraulic fluids, alkalis and many solvents
Can be used in outdoor environments including UV sunlight. Select dye option to hide slight color change over time.
We optimize our powder fed fusion systems with regular calibration and thermal profile control to achieve best possible accuracy and tolerances.
This is the thinnest wall we can successfully build. You may accept thinner walls at your own risk.
This is the smallest thickness for raised text or fine features. Measure the stroke width of the detail, not the full width of a letter.
This is the smallest depth for recessed text or fine grooves. Measure the stroke width of the cut, not the full width of a letter.
This is the smallest hole we can clear of powder. Longer or twisting holes need larger diameters so the powder can exit.
This is the gap needed between two mating pieces such as a lid and a box. Double the value for each facing surface such as interlocking components.
Large flat shapes can warp as they cool. Try to add ribs or design reliefs before printing wide plates. We may angle parts in the build if necessary.
This is the smallest angle we recommend to avoid visible layer lines. We optimize part orientation for resolution, accuracy and build speed.
Sharp corners should use a radius. Rounded edges stay stronger and resist damage during handling and finishing. Chamfers are also better.
1 σ: ±0.1mm or 0.1%
2 σ: ±0.3mm or 0.3%
Standard: 1mm
Shotpeen: 1.5mm
Vapor Smoothed: 2mm
Width: 0.7mm
Height: 0.3mm
Width: 0.5mm
Depth: 0.3mm
All holes should be larger than 1.5mm in diameter.
Tight fit: 0.15mm
Smooth fit: 0.25mm
Parts over 140 mm and thin long structures may warp
Min Angle: >15°
Min Radius: 1mm