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Square Cup Test

The square cup test is a method used for the determination of sheet metal forming properties. 

The square cup punch and deep drawing tools punch blanks from metal strips, and deep draw cups with square bases. The test is also used to test coating adhesion (e.g. punch/stamp coating, coil-coating zinc, etc.)

Additional Earing Tests

Earing test on metal/aluminum

The earing test on metallic materials (ISO 11531) and aluminum (EN 1669) is used for determining ear formation.
to Earing test on metal/aluminum

Earing test to Fukui

For the Fukui conical cup test, conical cups are stretched and pulled
to Earing test to Fukui

Limiting Drawing Ratio Test (LDR)

For the limiting drawing ratio (LDR) test, or Swift deep drawing cup test, the maximum ratio of circular blank to die diameter is evaluated.
to Limiting Drawing Ratio Test (LDR)

Limiting dome height (LDH) test

For a limiting dome height (LDH) test a hemispherical die is used to strain the clamped specimen until break.
to Limiting dome height (LDH) test

Deep drawing tear-off test to Engelhardt

For the deep drawing and tear-off test to Engelhardt the necessary drawing force and force required to cause bottom cracks during the earing test are measured.
to Deep drawing tear-off test to Engelhardt

Related Products for Performing the Square Cup Test

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