GBW-60B cupping testing machine is a specialized equipment for conducting ductility tests on metal sheets and strip materials, and is currently the only equipment to evaluate the plastic deformation performance of metal materials. It complies with the national standard GB/T 4156 Metallic materials-Sheet and strip - Erichsen cupping test, and meets JJG583 Verification Regulations of Cupping Testing Machine.

Main technical parameters

1. The maximum test force:60kN

2. Test force range: 0.2kN~60KN

3. Force accuracy: ± 1%

4. Test accuracy: Cup value accuracy ± 0.02mm

5. Test speed:2~100mm/min (At any rate constant speed control)

6. Punch cup mold: φ20 ± 0.05

   Bore diameter of the blank holder: Φ33 ± 0.1mm

   Bore diameter of the die: Φ27 ± 0.05mm

7. Max.width of sheet: 100mm

8. Clamping sample thickness:0.05~2mm (high-precision sensors, can achieve ultra-thin sheet testing)

9. Punch stroke:60mm

10. Clamping stroke:40mm

11. The maximum punch load:60kN

12. The maximum clamping load: 25kN

13. Cup resolution: 0.01mm

14.Hydraulic oil: No.46 hydraulic oil

15. Size: 700*360*1700mm

16. Power: 3 phase, 380V 50Hz 3Kw