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A crossing unit for a refrigerator |
Materials | Cooper-Aluminum |
Dimensions | Diameter about 50 mm |
Mechanical action | The aluminum tube is
compressed around cooper one by the magnetic pressure forces; thanks to high velocity meeting (about 50 m/s), a cold welding occurs at the place of meeting |
Pressure | About 1000 kg/mm2 |
Productivity | About 360÷720 operations/hour |
The operations consequence |
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The elaboration level |
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Advantages |
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Initial average cost | $ 17000 |
One operation cost | About $ 0.17 |
The term of compensation | About 4 months |