System | ASTM terminology | Common patented systems | Base Materials |
---|---|---|---|
Solid based | Materials extrusion | Fused deposition modelling (FDM ® ) Patent: US5121329 A Stratasays Inc. Eden Prairie MN | Acrylonitrile butadiene styrene (ABS), poly(lactic) acid (PLA), polyethylene terephthalate (PET), polyvinyl alcohol (PVA) |
Powder based | Binder jetting | ZCorp 3D printing technology (3DP™) Patent: US5204055 A Massachsets Institute of Technology (MIT) 3D Systems Ltd. Rock Hill SC USA | Plaster based powder, ink/water binders infiltrated with epoxy, wax or cyanoacrylate |
Voxeljet AG Patent:US20110308755 A1 Voxeljet Technology Augsburg-Lechhausen, Germany | Foundry sand/acrylic polymer | ||
Powder bed fusion | Selective laser sintering (SLS ® ) Patent: US4863538 A The University of Texas 3D Systems Ltd. Rock Hill SC, USA | Polyamide (PA), acrylonitrile butadiene styrene (ABS) metals | |
Liquid based | Materials jetting | Polyjet™ Patent: US6259962 Objet Geometries Ltd Stratasays Inc. Rehovot, Israel | Proprietary acrylics, acrylates and epoxy thermoset plastics |
Vat photo-polymerisation | Stereolithography (SLA ® ) Patent: US4575330 UVP Inc. 3D Systems Ltd Rock Hill SC, USA |