The Eckold KF 470 Kraftformer “Medium” Shrinker/ Stretcher is the second largest of the Kraftformer series machines. Features include adjustable stroke speeds for precise control and repeatability, an easy to use control interface and more. With a throat depth of 18″ (460mm) the KF 470 can easily handle very large and thick materials up to 12 gauge (.118″ / 3mm) mild steel.
The Eckold KF 470 Kraftformers adjustable stroke system is driven by a servo motor and guarantees repeat accuracy of 0.1 mm for precision forming with a very low fault rate, even at high press forces. Thanks to its excellent accuracy and extra sturdy construction, the machine has become an important and indispensable tool in Aerospace Manufacturers & MRO Facilities and Shipbuilders all over the world. As it is very easy to operate, the KF 470 is equally as popular with Rail Car Manufacturers and Vintage Automobile Restoration Shops as well. One of the key advantages of this machine is the wide range of available tooling inserts. The combination of different forming operations in one machine saves space and increases efficiency. Tooling options are available for shrinking, stretching, doming, planishing, flattening, straightening and more. The forming tools have a quick-change design which helps eliminates down time.
Features:
- Adjustable stroke speeds for precise control
- Adjustable ram positioning for repeatability
- Digital control display with savable programs for repeatable results every time
- A variety of tooling inserts for different materials and forming operations
- Powerful 220v or 440v 3 phase motor
Eckold has been a leader of shrinking and stretching technology since 1957 because they offer an unrivaled range of solutions. These machines have been an industry favorite in sheet metal forming or finishing work because they’re precise, durable, and easy-to-use. When sheet metal needs to be shaped and profiles must be bent, Eckold is your industry leader.
| Control | CNC | CNC |
| Dimensions | 67 × 28 × 78 in | 67 × 28 × 78 in |
| Weight | 3,003 lbs | 3,003 lbs |
Forming Capacities:
– Aluminum (Rm = 250N/mm2) – 9 gauge/ .157"/ 4.0 mm
– Steel (Rm = 400N/mm2) – 12 gauge/ .118"/ 3.0 mm
– Stainless Steel (Rm = 600N/mm2) – 14 gauge/ .078"/ 2.0 mm
Throat Depth: 18.5" (470 mm)
Throat Height: 18.7" (475 mm)
Upper Ram Adjustment: 2.36" / 60mm
Drive: Electric
Strokes Per Minute: 300 – 600