COMPANY PRODUCT

Application:
The Cupping testing Machine ( Erichsen Tester ) is precise technology testing machine which is used for sheet metal &  strip steel rolled stock etc. It can complete test of plastic deformation for sheet metal & strip steel rolled stock .
 
Standard:
It conforms to ASTM E 643-78 & GB4156-84 named Testing Machine for Metal Cupping test
 
Feature:
1, Computer control operation, according to the preset program and data, automatic clamping, stamping, measurement, calculation, parking
2, Auto stop when crack appears, convenient to observe the crack;
3, With computer controlled the test, user can easy get test report, and save, recall, print test result;
4, Turnover grips, punch and sample is easy to change;
5, With peak value memory function, like max. punch load, max. deformation deep etc;
6., Adopting a composite oil cylinder can meet hydraulic clamp and press piston and cylinder;
 
Specification:

Model	GBW-60B
Specimen thickness	Standard 0.1-2mm,( Non-Standard 0.1-3mm)
Max. Specimen Width	100mm
Max. Punch stroke	60mm
Clamping piston stroke	19-21mm
Max. Cupping Force	60kN
Max. Clamping Force	25kN
Test mold specifications (Standard)	Punch diameter:Φ20±0.05mm，cushion mold hole diameter : Φ33±0.1mm Fixed mold hole diameter: Φ27±0.05mm Standard press mold hole diameter : Φ27±0.05mm; ( Non-Standard )
Test mold specifications (Non-Standard)	Punch diameter : Φ15±0.05mm , Φ8±0.02mm, Φ3±0.02mm Press mold hole diameter : Φ18±0.1mm, Φ10±0.1mm ,Φ3.5±0.1mm Fixed mold hole diameter : Φ21±0.02mm ,Φ11±0.02mm , Φ5±0.02mm
Display resolution	0.01mm
Display value	Clamping force, stamping force, displacement and cup drawing value, speed rate, drawing force - displacement curve
Control method	Computer automatic test process
Structure features	Composite cylinder, double oil pump supply oil, grating measurement