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SLS 3D Printing Service

selective laser sintering

Our SLS 3D Printing Capabilities

Lead Time

48 Hours/72 Hours/5 Days

Maximum Printing Size

645mm * 325mm * 520mm

Tolerance

± 300μm or 0.3%mm

Machines Operating

28

our sls 3d printing capabilities

Compare All SLS Materials

  • Materials
  • Tensile Strength
  • Elongation at Break
  • Flexural Strength
  • Color
  •  
  • Thermoplastic Polyurethane (TPU)
  • 20MPa
  • > 350%
  • pending
  • White
  • Learn More >>

3D Plus™ Solutions for SLS Printed Parts

  • Dyeing
  • Dyeing
  • Spray Painting
  • Spray Painting
  • Tapping
  • Tapping
  • Threading
  • Threading
  • Vapor Smoothing
  • Vapor Smoothing
  • Vibratory Smoothing
  • Vibratory Smoothing
Surface Finishes Before Post-processing
Surface Finishes After Post-processing
what is selective laser sintering
What is SLS 3D printing?

Selective laser sintering (SLS 3D printing) uses lasers to melt and bond powdered materials selectively to form solid objects, one layer at a time. SLS 3D printing can create highly complex and intricate parts with detailed resolution without the need for support structures.

SLS is used in a wide variety of applications that require high-quality custom parts with good mechanical properties, such as commercial aircraft parts, medical implants, prosthetics, surgical tools, guides, automotive brackets, and housings.

How does SLS 3D printing work?

SLS 3D printing creates objects by fusing powdered material layer by layer using a high-powered laser. Here are what we do for SLS 3D printing processes at 3DSPRO:

Process: Printability check.
white_arrow_hollowImport files on the SLS 3D printers.
white_arrow_hollowOptimize build chamber space.
white_arrow_hollowSLS 3D printers operating.
white_arrow_hollowCool down.
white_arrow_hollowTake the SLS 3D printed part out of the build chamber.
white_arrow_hollowClean residue plastic powders.
white_arrow_hollowSend SLS printed parts to post-processing (optional).
white_arrow_hollowQuality inspection.
white_arrow_hollowPacking and shipping.
how does sls 3d printing work

SLS 3D Printing Applications

sls 3d printing applications_1
SLS 3D Printed Functional Part
sls 3d printing applications_2
Turbine Blade Prototype
sls 3d printing applications_3
TPU Chainmail
sls 3d printing applications_4
Smoking Pipe

Pros and Cons of SLS 3D Printing

sls 3d printing advantages
Pros

1. SLS can create highly complex and intricate parts with high accuracy and detail resolution without the need for support structures.

2. It works with a wide range of plastic materials, including nylons, PP, PC, and TPU, providing flexibility in applications.

3. Parts produced with SLS have excellent mechanical properties, including high strength and durability, suitable for functional prototypes and end-use products.

sls 3d printing disadvantages
Cons

1. If you need your part to have a smooth surface, the original granular and rough finish of SLS 3D prints may not meet your needs.

2. The post-processing for SLS printed parts requires removing excess powder, and layer lines might affect the tolerance.

3. Flat surfaces may experience warping and distorting, and small holes may be clogged by the unsintered powder, affecting the accuracy and quality of the final product.

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