Die Casting Copper Rotors - Copper Development Association
Die Casting Copper Rotors - Copper Development Association
Die Casting Copper Rotors - Copper Development Association
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Supplied heat quantity for copperQ zu= m I* c P* ( T In- T Ej) + C * m IQ zumIsupplied heat quantity [kJ]shot weight [kg]c p specific heat [kJ/kgK] c pCu = 0.394 kJ/kgKT InT Ejmetal temperature on filling [K]metal temperature on ejection [K]C heat of fusion [kJ/kg] C Cu = 172 kJ/kgExample:ml = 1.2 kg ; T IN = 1473 K ; T Ej = 1123 KQ ZU = 1.2 * 0.394 * ( 1473 – 1123) + 172 * 1.2 = 371.9 kJ1000 cm 3 ? 1.7 * Q Al = Q Cu
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