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Test Method: SATRA TM3

Flexing index

March 1999

SCOPE

This method is intended to determine the endurance of a material to repeated flexing. The method is applicable to most types of semi-rigid sheet material and in particular fibreboards.

PRINCIPLE

A specimen is held in tension and repeatedly flexed through 180° until failure occurs. The base 10 logarithm of the number of flexing cycles to failure is calculated to give the flexing index of the material.

REFERENCES

This Test Method does not reference any additional Standards or Test Methods.

HISTORY

First issued December 1966. Revised May 1980, June 1992, March 1999.

AVAILABILITY

This test method is available to members and non-members.

PRICE (ex. VAT)

  • Members: £65
  • Non-members: £195

TYPE

USAGES

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