The tester conforms to the standards of GB/457-1989《paper folding endurance test method》、ISO5626-1978、GB/T1538-1979 etc. It used to test the folding endurance of paper, cardboard and other sheet flexible material. It adopts the technology of SCM, photo-electricity and folding clamp restores automatically. LCD displays with advanced framework and easy to operate.
Technical characters:
1.Measuring thickness: DRK111B 0－0.25mm ; DRK111C:0.25－1.40mm
2.Folding clamp thickness: DRK111B 0.5±0.05mm ; DRK111C:1mm
3.Specimen endurance: DRK111B 7.55±0.10N;(first tension) DRK111C:9.81±0.10N
9.81±0.10N 12.75(maximum tension)
4.Clamp distance：DRK111B 90±0.5mm; DRK111C:130mm
5.Folding roller diameter：6mm
6.Folding roller distance：0.30mm
7.Speed of to-and-fro：110±10 times／min
8 .Counting rang：0－9999 times
9.Power：220v±10% 50Hz 80w
10.Weight： 35Kg
11.Dimension：520 mm x480 mm x290mm
