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Heated (up to 70 °C) prewash with oil separation
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ultrasound (10 PZT inverters, 40 kHz, 500 W continuous and 2 kW peak power) 45 l heated stainless steel bath for cleaning with a “soft” (pH 9.9) detergent and with filtering of media (particles’ separation)
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2 baths for rinsing in demineralized water with heating (1.2 kW, 30 … 80 °C)
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drying with hot air (up to 300 °C).
