Key Terms

3.1 Polymer Materials

ABS – acrylonitrile butadiene styrene copolymer, Crosslinking – chemical linking of polymer chains together to create an insoluble material, Cryogrinding – grinding material at low (liquid nitrogen) temperatures, Cyante Ester – chemistry for high-temperature polymers used in thermal post-processing of vat photopolymerization resins, Diluent – low viscosity component in polymer resin, Durometer – a measure of the hardness of a rubber, Glass transition temperature – temperature at which the glass to rubber transition occurs in amorphous materials, Melt Flow Index – mass or volume of polymer extruded in a given time at a constant temperature under a specific flow condition, PC – poly(carbonate), PE – poly(ethylene), PEEK – poly(ether etherketone), PET – poly(ethylene terephthalate), PLA – poly(lactide), PU – poly(urethane), PP – poly(propylene), PVA – poly(vinyl alcohol), Silane – silicon oxygen organochemistry for surface modification of glass, Thermoplastic – melt processible material, Thermoset – a polymer that crosslinks, Viscosity – flow characteristic of a fluid , Voxel – three dimensional constitutive unit

3.2 Metallic Materials

Annealing, Atomization, Austenize, Cold Work, Heat Treating, Hot Isostatic Pressing, Hydride-Dehydride, Ingot, Plasma atomization, PREP, Precipitation Hardening, Satellite, Solution Anneal, Spheriodization, Stress-Relief, Tap Density, Temper, Weldability

3.3 Metallic Materials Characteristics

Austenitic, Ferritic, Maraging