Super Premium Efficiency (IE4) Achieved!! – Characteristics test of 3-phase induction motor using copper rotors die-cast by Castman– Certification Agency : Gyeongnam Technopark Advantage of using copper die-cast rotors Downsizing of motors Application of IE3, IE4 rotors in IE2 rotor-based motor frames Low heating due to operation : Reduction of electrical resistance due to relatively
Started mass production of COOLING PLATE applying copper die casting method Started mass production of cooling plate using copper die casting method Built-in mass production system by applying copper die casting method for cooling plate for super computer Signed a contract with Japanese company Kaga electron with FUJIKURA. Mass production began in March 2019. Super
Solutions MOLD LIFE POROSITY OPERATION CONDITION TECHNICALISSUE Damage to die due to continuous exposure to thermal stress– Thermal stress due to temperature difference in die and molten metal– Melt temperature : 1,350°C, Die temperature : 2~300°C– Temperature differ– ence of approx. 1,000°CShorter die life span compared to dies for aluminum diecasting Absence of copper die-cas-ting
