2) Used to measure plastic deformation capacity of metallic wires and composite wires during unidirection and bidirection torsion and display surface and interior defects. 

3) If equipped with wrapping test accessories, the machine can be used for metal wire wrapping test. 

4) Comply with standard ISO9649:1990 Metallic materials-Wire-Reverse Torsion Test and ISO7800:2012Metallic materials-Wire-Simple Torsion Test.

Technical Specification 

1) wire diameter: 0.1-3.0

2) coaxiality of two chucks:＜Ф0.1 mm 

3) distance between two chucks: 300

4) torsion speed: 0-300r/min 

5) pretightening load: 2-350/ 2-300 /50-900/ 50-2000 

6) counting resolution: 1 

7) working voltage: 220V 50Hz 

8) dimension (L*W*H): 1240x560x1150mm

If wire diameter 3.0mm-14mm, please choose NDW-XC5/XC10/XC14

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If wire diameter >14.0mm, please choose NDW-XC20/XC30

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