Tape wear test machine with mobile phone, PDA, MP3, CD machine, laptop and a variety of surface coating test wear test, load 275g, 175g.55g. Scrolling the paper or tape without oil and the friction of the sample after a certain number Of revolutions to determine the effect of its wear. Wear refers to an object on the surface of another object relative movement, so that the latter work on the surface of the material gradual depleted. Strictly speaking, tape wear test refers to the abrasive exhaust caused By the loss. Filled with fine pattern of the sample used. Applicable to mobile phones, PDA, and so on. Applicable to mobile phones, PDA, MP3, CD players, laptop computers and a variety of materials on the surface of ink and printing wear test The tape abrasion test machine having a number of times to reach the stop function and having breaks down function, which can reduce product testing abrasion tests error, better test for a customer to save paper. Instructions: 1, scr...