... sand casting 2.Material: A148 90-60 3.Machined by machining center A 148 90-60 Precision Big Casting Parts Detail ... and excellent propertity.2). The casting equipment: machining center, CNC milling and turning machine, Lathe, Forging hammer, drilling tapping, ... about 200 workers and 40 seniors, equipped with CNC milling and turning machines, CNC Lathes, etc.3. Quality Certificates: ISO9001-2000 ...