| DIEMENSION AND TOLRRANCE | ||
|---|---|---|
| Characteristics | Unit | Value |
| Thickness | Mm | 0.30 + 0.05mm |
| Tolerance on tape width | Mm | Up to 25mm + 1.5mm Above 25mm + 2.0mm |
| Normal length of roll | Mtr | 100 (+5,-0) |
| Characteristics of polyglass tape – as supplied | ||
|---|---|---|
| Characteristics | Unit | Value |
| Resin content | % | 27 + 2 |
| Yarn width | Nos | 30 + 1 |
| Sealing(solder) test | – | When hot pressed with solder iron at 160+2 degree, the resin of tape should flow and stick other layers within 1 minute. |
| Identification of resin | – | High quality polyester |
| Koeffler’s softening point of resin | C | 200(max) |
| Tensile strength | N/cm | 2500min |
| Maximum pull during banding | N/cm (of width) |
1000 |
| Recommended curing cycle at 150 c | hours | 5 |
| Shelf life(kept in 15c) | month | 12 |
| Weight loss(after keeping 200c for 400hrs) | % | 10 max |
| Characteristics of polyglass tape – after application & curing | ||
|---|---|---|
| Characteristics | Unit | Value |
| Max temperature withstand | C | 200 |
| Cured tape thickness(approx) | mm | 0.25 |
| Breaking load (after curing) | N/mm(min) | 260 |
| Resistance to humidity | – | No sign of crack, damages |
| Resistance to saline water | – | No sign of crack, damages |
| Elongation at break At 20 c At 200 c |
% % |
1.6(max) 2.0(max) |
| Arc resistance | second | > 120 |