... main materail we use is stainless steel imported from Janpan,including SUS304,SUS306 etc.Usually,we make the encoder disks for ... / photo etching, Laser cutting, stamping Material CapabilitiesBrass, Bronze, Copper, Hardened Metals, Precious Metals, Stainless Steel, Aluminum, Alloy (Thickness from 0.03 mm up ...