NC Press Brake Machine

Configuration Details

NC Controller

The NC controller is designed for practical bending jobs where operators need stable control, simple programming, and fast daily operation. It can control the main bending movement and backgauge positioning, allowing common bending steps to be edited directly from the controller interface.

Depending on the selected configuration, the machine can be equipped with controller options such as Estun E310P, Delem DA41T, or Cybelec CT8. Touch screen operation, angle programming, X-axis control, and optional R-axis control can help improve setup efficiency for small-batch and medium-batch sheet metal production.

Hydraulic System

The hydraulic system provides the main bending force of the NC press brake. It supports rapid down movement, slow approach, working-speed bending, fast return, and emergency stop functions, giving the ram a stable and controlled movement cycle during operation.

High-quality hydraulic valves and reliable sealing components help the machine maintain pressure stability under rated load. A well-matched hydraulic system reduces leakage risk, supports continuous production, and helps keep bending performance consistent over long service periods.

Main Motor

The main motor is selected according to machine tonnage, working length, and local voltage requirements. A stable motor output supports the hydraulic pump and helps the machine maintain reliable bending force during repeated production cycles.

For different markets, motor power and voltage can be configured to match local electrical standards. This helps simplify installation, reduce adaptation work on site, and improve long-term maintenance convenience for the workshop.

Oil Pump

The oil pump is an important part of the hydraulic drive system. A properly selected gear pump provides stable oil flow and pressure output, helping the press brake complete bending movements smoothly and reliably.

High-strength pump construction, low-noise design, and good resistance to oil contamination can improve service life and reduce maintenance frequency. For workshops with continuous bending tasks, pump stability directly affects production reliability.

Backgauge

The backgauge positions the sheet before bending and has a direct influence on repeatability. The NC press brake can be equipped with a precise rear stop system, adjustable stop fingers, and a screw or ball-screw transmission structure according to the selected model.

For common bending work, a stable backgauge makes it easier to repeat flange dimensions and reduce manual measuring time. Optional backgauge upgrades can improve positioning accuracy and make the machine more suitable for repeated parts and batch production.

Electrical Parts

The electrical system should be configured for stable signal transmission, safe operation, and convenient maintenance. Key electrical components, wiring layout, overload protection, foot pedal control, and safety circuits must be matched with the machine specification and local requirements.

Reliable electrical parts help reduce interference, improve controller response, and support consistent machine operation in daily workshop conditions. Clear cabinet layout also makes inspection and maintenance easier for service teams.

Crowning

Crowning compensation is used to reduce the influence of ram and table deflection during bending. For longer workpieces, the center of the machine can deform slightly under load, which may cause angle differences between the middle and both ends of the part.

Manual or mechanical crowning options help correct this deflection by adding compensation along the worktable. This improves angle consistency and is especially useful when processing long sheets or parts with higher straightness requirements.

Press Brake Punches and Dies

Punches and dies determine the bending angle, inside radius, flange shape, and forming quality. The correct tooling selection should be based on material type, sheet thickness, bending length, V-opening, and the final part shape.

Standard tooling can cover many common bending jobs, while special tooling can be selected for boxes, narrow flanges, deep channels, or complex forming tasks. Tooling should be confirmed together with the machine model before production planning.

Torsion-Sync Bar

The torsion-sync bar is the core synchronization structure of an NC press brake. It mechanically links both sides of the ram so the left and right cylinders move in a coordinated way during bending.

This structure is simple, reliable, and cost-effective, making it suitable for general sheet metal bending applications. Compared with advanced electro-hydraulic synchronization, torsion-bar synchronization is easier to maintain and provides a practical solution for standard fabrication work.

Backgauge Servo Motor

A servo-driven backgauge can improve positioning response and repeat accuracy compared with basic manual or stepper-driven systems. It is useful when the workshop needs faster model changeover, more repeatable flange dimensions, or more efficient batch processing.

When combined with a suitable NC controller, the servo motor helps the backgauge move to the programmed position more accurately, reducing manual adjustment time and improving the overall bending workflow.

Model Parameter Table

Model	Capacity	Working Size	Ram & Opening	Power & Installation
30T/1600	Nominal Force: 300 KN Worktable Length: 1600 mm	Poles Distance: 1200 mm Throat Depth: 180 mm	Slider Travel: 90 mm Max. Open: 280 mm	Power: 4 kW Weight: 1.8 Ton Dimension: 1900 × 1200 × 1850 mm
40T/1600	Nominal Force: 400 KN Worktable Length: 1600 mm	Poles Distance: 1200 mm Throat Depth: 220 mm	Slider Travel: 110 mm Max. Open: 330 mm	Power: 4 kW Weight: 2.4 Ton Dimension: 1900 × 1300 × 2000 mm
40T/2500	Nominal Force: 400 KN Worktable Length: 2500 mm	Poles Distance: 1980 mm Throat Depth: 220 mm	Slider Travel: 110 mm Max. Open: 330 mm	Power: 5.5 kW Weight: 2.7 Ton Dimension: 2800 × 1300 × 2050 mm
63T/2500	Nominal Force: 630 KN Worktable Length: 2500 mm	Poles Distance: 1980 mm Throat Depth: 260 mm	Slider Travel: 120 mm Max. Open: 350 mm	Power: 5.5 kW Weight: 3.8 Ton Dimension: 2800 × 1400 × 2150 mm
63T/3200	Nominal Force: 630 KN Worktable Length: 3200 mm	Poles Distance: 2655 mm Throat Depth: 260 mm	Slider Travel: 120 mm Max. Open: 350 mm	Power: 5.5 kW Weight: 4.3 Ton Dimension: 3500 × 1400 × 2150 mm
80T/2500	Nominal Force: 800 KN Worktable Length: 2500 mm	Poles Distance: 1980 mm Throat Depth: 320 mm	Slider Travel: 120 mm Max. Open: 380 mm	Power: 7.5 kW Weight: 4.5 Ton Dimension: 2800 × 1500 × 2300 mm
80T/3200	Nominal Force: 800 KN Worktable Length: 3200 mm	Poles Distance: 2655 mm Throat Depth: 320 mm	Slider Travel: 120 mm Max. Open: 380 mm	Power: 7.5 kW Weight: 5.4 Ton Dimension: 3500 × 1500 × 2300 mm
80T/4000	Nominal Force: 800 KN Worktable Length: 4000 mm	Poles Distance: 3355 mm Throat Depth: 320 mm	Slider Travel: 120 mm Max. Open: 380 mm	Power: 7.5 kW Weight: 6.8 Ton Dimension: 4300 × 1500 × 2300 mm
100T/2500	Nominal Force: 1000 KN Worktable Length: 2500 mm	Poles Distance: 1980 mm Throat Depth: 320 mm	Slider Travel: 150 mm Max. Open: 410 mm	Power: 7.5 kW Weight: 5.2 Ton Dimension: 2800 × 1600 × 2300 mm
100T/3200	Nominal Force: 1000 KN Worktable Length: 3200 mm	Poles Distance: 2655 mm Throat Depth: 320 mm	Slider Travel: 150 mm Max. Open: 410 mm	Power: 7.5 kW Weight: 6.2 Ton Dimension: 3500 × 1600 × 2400 mm
100T/4000	Nominal Force: 1000 KN Worktable Length: 4000 mm	Poles Distance: 3355 mm Throat Depth: 320 mm	Slider Travel: 150 mm Max. Open: 410 mm	Power: 7.5 kW Weight: 7.6 Ton Dimension: 4300 × 1600 × 2400 mm
125T/2500	Nominal Force: 1250 KN Worktable Length: 2500 mm	Poles Distance: 1980 mm Throat Depth: 320 mm	Slider Travel: 150 mm Max. Open: 410 mm	Power: 11 kW Weight: 5.4 Ton Dimension: 2800 × 1600 × 2300 mm
125T/3200	Nominal Force: 1250 KN Worktable Length: 3200 mm	Poles Distance: 2655 mm Throat Depth: 320 mm	Slider Travel: 150 mm Max. Open: 410 mm	Power: 11 kW Weight: 6.4 Ton Dimension: 3500 × 1600 × 2400 mm
125T/4000	Nominal Force: 1250 KN Worktable Length: 4000 mm	Poles Distance: 3355 mm Throat Depth: 320 mm	Slider Travel: 150 mm Max. Open: 410 mm	Power: 11 kW Weight: 7.8 Ton Dimension: 4300 × 1600 × 2400 mm
160T/2500	Nominal Force: 1600 KN Worktable Length: 2500 mm	Poles Distance: 1980 mm Throat Depth: 320 mm	Slider Travel: 200 mm Max. Open: 470 mm	Power: 11 kW Weight: 8.2 Ton Dimension: 2800 × 1750 × 2550 mm
160T/3200	Nominal Force: 1600 KN Worktable Length: 3200 mm	Poles Distance: 2655 mm Throat Depth: 320 mm	Slider Travel: 200 mm Max. Open: 470 mm	Power: 11 kW Weight: 9 Ton Dimension: 3500 × 1750 × 2550 mm
160T/4000	Nominal Force: 1600 KN Worktable Length: 4000 mm	Poles Distance: 3355 mm Throat Depth: 320 mm	Slider Travel: 200 mm Max. Open: 470 mm	Power: 11 kW Weight: 10.3 Ton Dimension: 4300 × 1750 × 2550 mm
160T/6000	Nominal Force: 1600 KN Worktable Length: 6000 mm	Poles Distance: 5000 mm Throat Depth: 320 mm	Slider Travel: 200 mm Max. Open: 470 mm	Power: 11 kW Weight: 16.8 Ton Dimension: 6300 × 1850 × 2950 mm
200T/2500	Nominal Force: 2000 KN Worktable Length: 2500 mm	Poles Distance: 1980 mm Throat Depth: 320 mm	Slider Travel: 200 mm Max. Open: 470 mm	Power: 11 kW Weight: 8.6 Ton Dimension: 2800 × 1750 × 2550 mm
200T/3200	Nominal Force: 2000 KN Worktable Length: 3200 mm	Poles Distance: 2655 mm Throat Depth: 320 mm	Slider Travel: 200 mm Max. Open: 470 mm	Power: 11 kW Weight: 9.6 Ton Dimension: 3500 × 1750 × 2550 mm
200T/4000	Nominal Force: 2000 KN Worktable Length: 4000 mm	Poles Distance: 3355 mm Throat Depth: 320 mm	Slider Travel: 200 mm Max. Open: 470 mm	Power: 11 kW Weight: 10.8 Ton Dimension: 4300 × 1750 × 2550 mm
200T/6000	Nominal Force: 2000 KN Worktable Length: 6000 mm	Poles Distance: 5000 mm Throat Depth: 320 mm	Slider Travel: 200 mm Max. Open: 470 mm	Power: 11 kW Weight: 17.3 Ton Dimension: 6300 × 1850 × 2950 mm
250T/3200	Nominal Force: 2500 KN Worktable Length: 3200 mm	Poles Distance: 2520 mm Throat Depth: 400 mm	Slider Travel: 250 mm Max. Open: 530 mm	Power: 18.5 kW Weight: 15.8 Ton Dimension: 3500 × 1850 × 3250 mm
250T/4000	Nominal Force: 2500 KN Worktable Length: 4000 mm	Poles Distance: 2920 mm Throat Depth: 400 mm	Slider Travel: 250 mm Max. Open: 530 mm	Power: 18.5 kW Weight: 17.8 Ton Dimension: 4300 × 1850 × 3250 mm
250T/6000	Nominal Force: 2500 KN Worktable Length: 6000 mm	Poles Distance: 5000 mm Throat Depth: 400 mm	Slider Travel: 250 mm Max. Open: 530 mm	Power: 18.5 kW Weight: 23 Ton Dimension: 6300 × 1950 × 3350 mm
300T/3200	Nominal Force: 3000 KN Worktable Length: 3200 mm	Poles Distance: 2520 mm Throat Depth: 400 mm	Slider Travel: 250 mm Max. Open: 540 mm	Power: 22 kW Weight: 17.5 Ton Dimension: 3500 × 1950 × 3300 mm
300T/4000	Nominal Force: 3000 KN Worktable Length: 4000 mm	Poles Distance: 2920 mm Throat Depth: 400 mm	Slider Travel: 250 mm Max. Open: 540 mm	Power: 22 kW Weight: 19 Ton Dimension: 4300 × 1950 × 3300 mm
300T/6000	Nominal Force: 3000 KN Worktable Length: 6000 mm	Poles Distance: 5000 mm Throat Depth: 400 mm	Slider Travel: 250 mm Max. Open: 540 mm	Power: 22 kW Weight: 26.5 Ton Dimension: 6300 × 2050 × 3400 mm
400T/3200	Nominal Force: 4000 KN Worktable Length: 3200 mm	Poles Distance: 2520 mm Throat Depth: 400 mm	Slider Travel: 250 mm Max. Open: 540 mm	Power: 30 kW Weight: 19.5 Ton Dimension: 3500 × 2150 × 3400 mm
400T/4000	Nominal Force: 4000 KN Worktable Length: 4000 mm	Poles Distance: 2920 mm Throat Depth: 400 mm	Slider Travel: 250 mm Max. Open: 540 mm	Power: 30 kW Weight: 22 Ton Dimension: 4300 × 2150 × 3400 mm
400T/6000	Nominal Force: 4000 KN Worktable Length: 6000 mm	Poles Distance: 5000 mm Throat Depth: 400 mm	Slider Travel: 250 mm Max. Open: 540 mm	Power: 30 kW Weight: 34 Ton Dimension: 6300 × 2250 × 3400 mm

Parameters change without notice. All the above models are suitable for tandem.

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Press Brake Machine

PREF Group provides CNC and hydraulic press brake machine for high-precision sheet metal bending, our machines range from 30T to 12000T capacity and are widely used in steel fabrication and industrial manufacturing.

Press Brake Machine

Detailed Description

Configuration Details

NC Controller

Hydraulic System

Main Motor

Oil Pump

Backgauge

Electrical Parts

Crowning

Press Brake Punches and Dies

Torsion-Sync Bar

Backgauge Servo Motor

Model Parameter Table

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