... 2)high-standard technician team 3)strict quality control Copper tube hoop1.Material: The part showed is made up of ... : 0.05 - 5000kg.4.Moulding Process: green sand casting,resin bonded casting, , compression casting, investment casting(lost wax casting), ... aluminium,brass etc.standardDIN, ASTM, BS, JIS etc.processsand casting,resin bonded casting, investment casting(lost wax casting), die casting, ...