Metal forming
Servo Press vs Hydraulic Press
A servo press drives the slide with programmable high-torque motors, giving full control of speed, position, and dwell through the stroke. A hydraulic press delivers tonnage through fluid pressure at much lower capital cost. The trade is stroke programmability and throughput against purchase price and deep-draw simplicity.
| Servo Press | Hydraulic Press | |
|---|---|---|
| Capital cost, 200 ton | $450,000 to $800,000 | $150,000 to $300,000 |
| Strokes per minute | 30 to 100+ in pendulum mode | 10 to 30 typical |
| Tonnage through stroke | Full tonnage at creep speed anywhere in stroke | Full tonnage anywhere in stroke by design |
| Slide motion control | Programmable dwell, reversal, pulsing, restrike | Valve-adjusted speed and dwell, slower response |
| Energy use | 10 to 40% less, regenerative braking | Pump and motor run continuously |
| Maintenance | No hydraulic oil; motors and drive electronics | Seals, hoses, filters, oil changes, leak risk |
| Strong applications | AHSS forming, in-die operations, high-SPM blanking | Deep draw, long strokes, tryout, low volume |
Choose Servo Press when
- Stamping high-strength steels that need controlled forming speed
- Volume work where 2x to 3x SPM changes plant capacity
- In-die tapping, dwell, or restrike operations
Choose Hydraulic Press when
- Deep draws needing full tonnage over a long stroke
- Capital-constrained or low-volume job shop work
- Die tryout and spotting where flexibility beats speed
The verdict
A hydraulic press remains the right answer for deep draws, tryout, and job-shop tonnage on a budget. Pay the servo premium when you stamp high-strength steel, need in-die dwell or restrike, or run volumes where an extra 20 to 40 strokes per minute changes what the plant can ship.
Cost comparison
A 200-ton hydraulic press costs $150,000 to $300,000; the servo equivalent runs $450,000 to $800,000. The servo returns 10 to 40% lower energy per stroke through on-demand power and regenerative braking, worth $8,000 to $20,000 a year at 6,000 operating hours, plus 2x to 3x the strokes per minute. At high annual volumes the premium pays back in 2 to 4 years on capacity alone; a low-volume shop never crosses that line and should keep the hydraulic.
Common questions
Do servo presses reduce reverse tonnage damage?
Yes. Programmed deceleration through material breakthrough cuts snap-through shock by 50 to 80% on blanking work, which extends die life and lets you run higher-tensile material on the same tonnage frame.