| Characteristics of New High Strength Polyglass Banding Tape-as supplied |
| Charateristics |
Unit |
Value |
| Resin Content |
% |
27 ± 2 |
| Yarn/cm width |
nos. |
30 ± 1 |
| Sealing (solder) test |
- |
When hot pressed with solder
iron at 160 ± 2 degree C, the resin of the tape should flow and stick to other layers within one minute |
| Identification of resin |
- |
Polyester |
| Koeffler's Softening point of Resin |
oC |
200 (Max) |
| Mass per 100m of 10 mm wide tape |
kg |
0.56 (approx) |
| Tensile strength |
N/cm |
2500 min. |
| Maximum pull during banding |
N/cm
(of width) |
1000 |
| Recommended curing cycle at 150 oC |
hours |
5 |
| Shelf Life (when kept at 15 oC in original packing) |
month |
12 |
| Weight Loss (after keeping at 200 oC for 400 Hour) |
% |
10 (Max) |
| Characteristics of New High Strength Polyglass banding Tape – After application & curing : |
| Characteristics |
Unit |
Value |
| Maximum temperature withstand |
oC |
200 |
| Cured tape thickness (approx.) |
mm |
0.25 |
Breaking Load
At room temp.
At 150 oC (after heat ageing – 10 days at 200 oC) |
N/mm width
N/mm width |
265 (min.)
185 (min.) |
Resistance to Humidity
(after boiling in water for 120 hours) |
- |
No sign of cracks, damages
or defects in the bands |
Resistance to Saline water
(After keeping in saline water for 10 weeks at 50 ± 2 oC) |
- |
No sign of cracks, damages
or defects in the bands |
Elongation at break
At 20 oC
At 200 oC |
%
% |
1.6 (Max)
2.0 (Max) |
| Arc Resistance |
second |
> 120 |
Modulus of elasticity
Referred to total Cross Section of tape
At 20 oC
At 200 oC |
N/mm2
N/mm2 |
60000
50000 |
