Ursviken Optima CNC Press Brake
Key Specifications
Capacity
Bending Length
Maximum Plate Thickness
Drive
Crowning
Backgauge
Overview
Ursviken Technology is a Swedish manufacturer of heavy-duty CNC press brakes specializing in very large tonnage machines from 200 tons to 4,000 tons, targeting industries where conventional press brakes are too small: shipbuilding, energy, offshore structure fabrication, and heavy transport equipment. The Ursviken Optima is the company's flagship series, available in configurations up to 4,000 tons bending force and bending lengths to 12 meters (40 feet) for very large structural plate components. Ursviken machines are built with extra-heavy frames to resist the elastic deformation that plagues lighter machines under high tonnage, maintaining bend angle accuracy on 50mm+ structural steel plates. The Optima's CNC system features multi-axis backgauge with active positioning, material property compensation for springback prediction, and optional laser-based bend angle measurement for closed-loop angle correction. Ursviken's machines are used by Kvaerner, Sevan Marine, and major offshore structure fabricators for bending heavy plate components for platforms, jackets, and vessels.
Full Specifications
| Parameter | Value |
|---|---|
| Capacity | 200 – 4,000 ton |
| Bending Length | Up to 12,000 mm (40 ft) |
| Maximum Plate Thickness | Up to 100+ mm at reduced bend radius |
| Drive | Hydraulic, CNC-synchronized dual cylinder |
| Crowning | Automatic mechanical and hydraulic crowning |
| Backgauge | Multi-axis with positioning accuracy ±0.1 mm |
| Angle Measurement | Laser-based angle monitoring (optional) |
| Frame | Extra-heavy welded steel (bending force rated) |
| Control | Delem DA-69T or proprietary Ursviken CNC |
| Tooling | Custom-engineered for heavy plate applications |
Specifications sourced from machinio.com — verified 2026-03-28
Strengths & Limitations
Strengths
- Unmatched capacity range to 4,000 tons — handles very heavy structural plate bending
- Extra-heavy frame construction eliminates deflection errors at maximum tonnage
- Swedish engineering heritage trusted by major offshore and shipbuilding contractors
- Laser-based angle measurement option for closed-loop heavy plate bending
- Custom tooling engineering for specialized heavy plate bend applications
Limitations
- Extreme capital cost limits to large industrial producers with matching volumes
- Very large footprint and structural floor loading requirements
- Long lead times for custom heavy tonnage configurations
- Limited tooling availability beyond Ursviken custom solutions
Best For
Frequently Asked Questions
01
Plate thickness depends on material strength and bend radius. At 4,000 ton capacity, the Optima bends 100mm mild steel at achievable bend radii. High-strength steel (S420, S550) requires proportionally higher tonnage for equivalent thickness.
02
Yes. Ursviken exports globally through an agent and service partner network. Major installations exist in South Korea, China, Norway, Netherlands, and North America for offshore and energy sector customers.
03
Yes. For heavy plate applications, standard tooling is often inadequate. Ursviken engineers custom punch and die tooling for each customer application, including flanging punches, radius dies, and special profile tools for structural members.
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