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2-point flexure test
2-point flexure test
The 2-point flexure test determines flexural strength in accordance with ISO 2493-1, DIN 53121 and ISO 5628, together with the technical quality of creasings as per DIN 55437-3.
Short-span compression test (SCT)
The short-span compression test is used to determine the compression strength of paper as per ISO 9895, DIN 54518 or TAPPI T 826.
Ring crush test (RCT)
Ring crush test (RCT)
The ring crush test is used to determine the crush resistance of a strip of paper in the form of a ring (ISO 12192 or TAPPI T 822).
Corrugating medium test (CMT)
Corrugating medium test (CMT)
CMT tests are performed to EN ISO 7263 or TAPPI T 809.
Burst test
Burst test
Zwick supplies burst testers for determination of the bursting strength of paper in accordance with ISO 2758.
Dry tensile tests
Dry tensile tests
Dry tensile tests are performed to EN ISO 1924-2 or TAPPI T 494, or EN ISO 12625-4 in the case of tissues.
Wet tensile test
Wet tensile tests on paper are performed to EN ISO 3781 or TAPPI T 456.
Zero-span test
Zero-span test
The zero-span test is performed to TAPPI T 231 and provides information on the fiber strength of paper.
Internal bond test or Z-direction tensile test
Internal bond test (Z-direction tensile test)
In the internal bond test the bond strength between the layers is determined in accordance with TAPPI T 541 (also to ISO 15754).
Coefficient of friction
Coefficient of friction
During measurement of the coefficient of friction, properties such as static and kinetic friction are determined to TAPPI T 549.
Cobb water absorption test
Cobb water absorption test
The Cobb test (water absorptiveness) is performed in accordance with the following standards: ISO 535, EN 20535 and TAPPI T 441.

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