HEAT TREATMENTS
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Generally, the precision casting parts pass through several treatments of recarburizing, normalization and annealing, in special ovens of controlled atmosphere. When asked for, final thermical or thermo-chemical treatments are made in order to give to the castings the desired strength and hardness. After the heat treatment the castings are sand blasted, eventually straightened and then they go to the final control. |
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PROCESS |
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