SLS - Selective Laser Sintering

1
SLS - Selective Laser Sintering

• Rapid Prototyping
• Carnegie Mellon
• Andy Sadhwani

2
Selective Laser Sintering (SLS)

• Manufacturing Technique
• Made with Plastic/Elastomer Powder
• Sample built layer by layer
• Horizontal Slide with Fixed Vertical Movement
• Powder stays on table
• Filetype .stl used - structural triangle
  language
• Finished sample cools for 12-24 hrs then pulled
  out of Powder

3
SLS Machine
4
SLS Powder
5
SLS cont

• Powder
• Nylon-11
• For High Strength and Elasticity
• Nylon-11 with 50 Glass Reinforcement
• Nylon-12
• Finer Surface Quality but lower elasticity
• Elastomer
• Simulate Rubber-Like Products
• Strain and Tolerances Available on Website

6
SLS cont

• No Limitation to Maximum Size
• Sintered Parts can be Glued Together Easily
  Providing High Strength
• Single Part can be 30cm x 30cm x 60cm
• Minimum Wall Thickness
• 0.85 mm for PA11
• 1.00 mm for PA11-GF50
• 0.65 mm for PA12
• 0.60 mm for Elastomer

7
Example of SLS Part (Drill)
8
Contact Information

• Mareco bv Rijnaakkade
• www.marco.nl
• Quotes Available through Email
• Price Dependent on
• Height, Finishing, File Type
• Quote Available in One Day
• 1 Week to Manufacture Part