Die-casting Machinery parts,die casting heat sink Specifications: 1. Materials: Zinc or Aluminium alloy, zinc#3, zinc#5, A318, ADC12 etc., 2. Process : Sand Casting , Gravity Casting , Low-pressure die casting , High-pressure die casting 3. Specification Drawings : Pro/E ,Solidwork , CAD/CAM/CAE etc. 4. Precision machining : CNC , Milling , drilling , numerical lathe 5. Surface finish : Polishing ...