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 >> 4-Point Bending Stiffness Tester

>>  4-Point Bending Stiffness Tester
>> Model:PN-4pf500
>> Made In China
PDF Product Data Sheet  



4-Point Bending Stiffness Tester determines quickly and accurately the 4-point bending stiffness on standardized samples of corrugated board according to the internations standard ISO 5628.


Corrugated paperboard, heavy paperboard


  • GB/T 23144 <Paper and Board–Determination of bending stiffness by static methods Generation principle>

  • ISO 5628 <Paper and Board–Determination of bending stiffness by static methods
    Generation principle>


  • Touch screen human-machine interface

  • Maximum test range: 500N;

  • Built-in printer can print test report after test is over;

  • Robust and highly accurate;

  • Quick return to initial start position after test;

Major technical features:

  • Power supply: AC220V, 2A, 50Hz;

  • Max. measure range: 500N;

  • Indication error: +/- 1%;

  • Display value mobility: ≤1%;

  • Resolution: 0.1N;

  • Test speed: (1-400)mm/min;

  • Max. crosshead travel: 400mm;

  • Display: 4.3” color touch scree;

  • Printer: thermal printer;

  • Output: RS232


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