ormation, and the surface coating layer is uniform. SpecificationsCasting type: metl Gravity castingMaterial: Aluminum alloyHeat- treatment: T6Machining: CNC Machining/ Turning/ Milling/ Tapping/ Broaching/Grinding etc.Machining Tolerance: ±0.003Lead time: 35-60 daysOur advantages1. All sorts of aluminum gravity casting parts can be manufactured according to customer's requirement, drawing, design or samples;2. The coordinated service (stamping, machining and surface treatment) make lower pri