A.     Introduction:

This roller can provide adhesive tape and the certain pressure of stuck item. In order to the same condition for every specimen, reduce the error range of the test.

B.     Specification:

1.      Roller diameter: 85±2.5mm(3.25±0.1in.)

2.      Roller width: 45±1.5mm(1.75±0.05in.)

3.       Surface rubber thickness: 6mm(0.25in.) 

4.       Surface rubber hardness: Shore A 80°±5°

5.      Roller weight: 2,000±50g

C.     Appearance: