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Achievements pioneered by Held
- World-wide first isobaric double-belt press.
- World-wide first high-pressure double-belt press to provide a surface
pressure of 100 bar (1,470 psi).
- World-wide first high-temperature double-belt press to provide a heating
temperature of 400 °C (750 °F).
- World-wide first isobaric high-speed double-belt press to provide
a production speed of 48 m/min (160 ft/min).
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