... Aluminium alloy, Galvanized Steel, etc.(3). Different surface treatments is availa ble: anodized, brushed, powder coating, spray-paint, ... machine for documentation and future reference-- sheet metal product 6.Company IntroductionOver 20 years production of stamping parts, ... bending, riveting, die casting, shearing and so on. What is more, every machine will be periodically inspected and maintained for ...