Thickness:0.0375mm Width:10.5mm Length:2000m ID:50mm OD:280mm I. Technological requirement:1. Appearance: The tape is dry, smooth as well as free from any bubble or impurity, etc.2. Dimension:1) Length: The length of every roll of tape is not less than 300 m and the number of sections is no more than 4.2) Width and allowable deviation of tape is 10mm ±0.5mm, 15mm ±0.5mm, 20mm ±1mm, and 25mm ±1mm. ...