Straightening press

Hidrobrasil Portalpresse

For sale is a hydraulic portal straightening press (H-frame) from manufacturer Durendus with a maximum pressing force of 300 t. The machine features a table size of 1,500 × 2,000 mm, a maximum installation height of 1,000 mm, and a stroke of up to 600 mm, making it particularly suitable for straightening, alignment, and heavy forming applications in industrial environments. The machine shown here was built and delivered to a customer’s specification; we can manufacture this machine as a new unit on short notice.

Available Options (upon request):
The options listed below are based on completed customer projects and allow targeted adaptation of the machine to specific applications. The base machine is delivered in a functional basic configuration—in practice, it is most often expanded with additional features and configured to meet project requirements. Examples include:
* Siemens S7-1200 PLC + 7” display for operator interface
* Wireless remote control
* Safety edge at the base of the portal columns (600 mm)
* Table with T-slots
* Motorized bridge positioning
* Travel path extension
* Larger open height
* Light curtain under the bridge
* Laser distance measurement
* Lifting cylinder in the table

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Technical Data & Information:
Hydraulic Portal Straightening Press – H-frame – 300 t

==== General Specification
- Designation: Hydraulic portal straightening press
- Type: H-frame / portal press
- Manufacturer: DURENDUS
- Pressing force: 300 t (adjustable)
- Distance between uprights: 1,580 mm
- Table size: 1,500 × 2,000 mm
- Bridge travel: 1,500 mm
- Lateral travel (center): ±500 mm
- Max installation height: 1,000 mm
- Table height from floor: 950 mm
- Ram extension: 200–400 mm
- Total weight: approx. 9,500 kg

==== Hydraulic Cylinder
- Piston stroke: 0–600 mm
- Max working pressure: 250 bar
- Return speed: 16 mm/s
- Ram speed: 10 mm/s

==== Hydraulics & Drive
- Hydraulic pump: ASC
- Pump capacity: 60 l/min
- Tank volume: 250 l
- Motor rating: 11 kW
- Pressure accuracy: ±5 bar
- Hydraulic unit: top-mounted
- Valve technology: DUBLOMATIC
- Filter: FILTREC
- Oil level monitoring: electronic
- Cooling: air cooling

==== Movement System
- Bridge drive: 2 × 2.2 kW
- Lateral cylinder movement: 0.75 kW
- Movable bridge: yes
- Laterally movable cylinder: yes

==== Control System
- PLC: SIEMENS S7-1200
- Operation: pendant panel / wired remote control
- Control: manual valve + electric control
- Optional: 7" touchscreen
- Optional: wireless remote control
- Optional: up to 99 programs storable

==== Safety
- Hydraulic overload protection
- Electronic overload protection
- End travel safety switches (top/bottom)
- Safety PLC
- CE-compliant design
- Optional: safety edge on portal columns

==== Electrical Connection
- Main supply: 400 V AC
- Control voltage: 24 V DC
- Frequency: 50 Hz
- Main motor: 11 kW
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- Total connected load: approx. 18 kW

Fields of application: Straightening, tool and mold making, steel construction, heavy forming, maintenance, try-out, alignment work
(Hydraulic press, hydraulic straightening press, portal press, portal straightening press, 300-ton press, 300 t press, H-frame press, heavy-duty press, industrial press, forming press, straightening system)
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The images shown serve as samples and may deviate from the actual configuration.

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