1. It is made from impregnated the electrical alkali-free glass fiber cloth after drying., impregnated material is alkyd.
2. Thickness: 0.11,0.12,0.13,0.15,0.17,0.18,0.20,0.25,0.38mm.
3.Width: not less than 1200-1270mm. According to user needs, glass cloth can be straight cutting, obligue cutting (generally along the 45 ℃ angle), the width of bands are15,20,25mm and others. Tolerance of width less than100mm is ± 0.5mm; Tolerance of width more than 100mm is ±1% of the width.
|Nominal thickness and tolerance|
|Breakdown Voltage when temperature no less than 23±2℃|
|The film will not fall off|
|Moisture and heat resistance|
|Bending resistance||No cracking, the median of bending part breakdown voltage is not less than 50% of the flat part.|
|Flexibility||mm||Agreement between supplier and buyer|
|lap joint||After varnishing||≥20||≥20||≥20||≥30||≥30||≥30|