... pa66,pu,rubber,silicone,aluminum,iron,zinc,steel etc.3.Lead-Time:3~5days delivery4 ... ,PVC,PVE, aluminum Zinc alloy, copper, iron, steel. +/- 0.005" Fused Deposition Modeling (FDM) ... ,POM,Nylon ,PU and so on+/- 0.003" Metal prototypes Aluminum, Stainless Steel, Carbon Steel, 17-7 PH, ... Prototype Making (thermoforming making)CNC, SLA(Stereolithography) and SLS(Selective Laser Sintering), 4~7days lead ...