1.material: forged aluminum 2.process: die-closed hot forging,heat treatment 3.finish: blasting,acid cleaning Forged Aluminum Welding Gun1. aluminum welding ... machine3. Service Provided - Mold Building, Forging, Finish Machining, CNC, EDM, Heat Treating, Sand Blasting, Polishing, Plating, Coating4. Quality Certification - ISO/TS ...