SLS 3D Printing Services

High-quality Nylon parts for prototyping and production easily using selective laser sintering (SLS) 3D printing as fast as 3 days.

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What is SLS printing?

Selective Laser Sintering(SLS) is an industrial 3D printing process that is excellent for making end-use parts. In SLS, a laser selectively sinters polymer powder fragments, fusing them and building a component layer-by-layer. With some of the largest print beds, SLS machines can produce useful plastic to get rid of isotropic mechanical homes for thorough prototyping or low-volume production of end-use parts. SLS is an inexpensive production technique, which our customers consistently pick for the most complex parts and those calling for considerable modification.

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SLS 3D Printing Materials

3d printing prototypes

PA12

White, dyed black. Prototypes, detailed and complex parts, fully functional models, and end products.

PA12 glass filled

Off-white.Enclosures and housings, jigs, fixtures, tooling

SLS 3D Printing Finishes

As Printed

Generally white or rock gray, smooth surface area, powder texture, without noticeable layers.

Dyed (black)

Dyed black by immersion in a warm color bath. The color penetration reaches a depth of about 0.5 mm and covers all surfaces.

SLS 3D Printing Tolerance

Maximum Build SizeStandard Lead TimeDimensional AccuracyLayer ThicknessMinimum Feature Size
395 x 500 x 395 mm3 business days± 0.3% with a lower limit of ± 0.3 mm100μm0.5 mm

SLS 3D Printing Guidelines

The table below summarizes the recommended and technically feasible values for the most common features encountered in SLS 3D printed parts.

Browse SLS 3d printing guidelines

Feature

Recommended Size

Unsupported Walls

1.0 mm

Supported Walls

0.8 mm

Minimum Detail Size

0.8 mm

Minimum Hole Size

1.0 mm

Moving Parts

0.5 mm

Assembly Clearance

0.4mm

Maximum Wall Thickness

20 mm

SLS 3D Printing Advantages And Drawbacks

Advantages

Drawbacks

SLS 3D Printing Application

Concept Models

The rate and adaptability of SLS printing let product designers create physical pictures of their layouts with the iterative procedure.

Rapid Prototyping

SLS prototyping can be made use of to develop completely functional prototypes, full of relocating parts, as well as all-in-one settings up.

Direct Digital Manufacturing

The high accuracy and consistency of SLS make it an ideal way to build large quantities of discrete or customized parts.

3D Printing Technologies Comparision

MaterialsDimensional accuracyStrengthsBuild VolumeLayer ThicknessMin. Feature Size
FDM3± 0.5% with a lower limit on ± 0.5 mmLow cost, wide range of materials500 x 500 x 500 mm100-300μm2.0 mm
SLA3± 0.2% with a lower limit of ± 0.127 mmSmooth surface finish, fine feature details, big print area500 x 500 x 500 mm50-100μm0.2 mm
SLS2± 0.3% with a lower limit of ± 0.3 mmDesign flexibility, supports not required395 x 500 x 395 mm100μm0.5 mm
MJF3± 0.3% with a lower limit on ± 0.3Design flexibility, supports not required380 x 285 x 380 mm80μm0.5 mm
SLM5± 0.2% with a lower limit of ± 0.127 mmMetal parts320x320x400mm200μm1 mm

3D Printing Technologies

Stereolithography (SLA)

A high resolution, production grade technology.

Selective Laser Sintering (SLS)

Ideal for functional testing, low to mid volumes.

Multi Jet Fusion (MJF)

Ideal for functional testing, low to mid volumes.

Fused Deposition Modeling (FDM)

Low cost process for early state prototypes.

Selective Laser Melting (SLM)

Produce metal parts for prototyping or production quickly.

SLS 3D Printing FAQs

SLS is a great solution for the rapid prototyping of functional polymers because it offers a very high degree of design freedom and high accuracy. And unlike FDM or SLA 3D printing techniques, it produces parts with consistent mechanical properties. This means it can be leveraged to produce parts that are very close to end-use part quality, so you can rely on the technology for concept to trial models.

Its versatility makes SLS 3D printing an ideal alternative to injection molding for low-production runs. SLS can be used to manufacture parts with complex shapes and geometries, and with a wide variety of finishes and lead times.

Let's get your projects started, together.