Double / Twin Folding Endurance Tester

Description

double folding strength test

Code: E.103.x

Use

For determining the folding resistance of paper (or cardboard) in accordance with the Louis-Schopper method.

Device description

The device measures the number of folds until the sample tears. Two samples are tested simultaneously. The integrated touchscreen display shows the temperature, the number of folds and statistical values. The folding heads are fitted with temperature sensors to monitor the internal temperature of the heads.

Features

  • easy and user-friendly operation via touchscreen
  • Standard version for paper up to 0.25 mm thick; optional version for cardboard up to 1.50 mm thick
  • statistical funktions
  • display of the temperature of each folding head and the ambient temperature
  • RS 232 interface
  • specifically for security paper testing
  • automatic stop after sample break
  • CE certified

Applicable standards

ISO 5626; TAPPI T523; NF Q03-062; NF ISO 5626

Specifications

Paper thickness up to 0.25 mm
Spring force min. 7.55 N / max. 9.81 N
Test length 90 mm
Sample length 100 mm
Sample width 15 mm
Speed 115 ±10 strokes/min

Connections

Voltage 110 – 230 V, 50 /60 Hz AC
Data transfer RS 232

Models

Code Device
E.103.P Double folding tester for paper
E.103.B Double folding tester for board