Folding endurance of paper and board
This test is used to determine the folding endurance of paper or board using the Köhler-Molin, Lhomargy, MIT, and Schopper testers.
During the test, a narrow strip of paper is folded forwards and backward in a standardized manner, so that it is subjected to longitudinal stress until it breaks.
- Suitable sample matrices
- Paper and board. Maximum thickness can be 0.25 mm and tensile strength must be over 1.33 kN/m.
- Required sample quantity
- Five A4 sheets
- Typical turnaround time
- 3 weeks after receiving the samples
- Available quality systems
- Accredited testing laboratory
- Device types
- Method expert
Paper and board
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