
Birkett two part polyurethane resin compound utilises the patented Swish-Pak mixing system Tested to the latest performance standard BS EN 50393:2006, Birkett Swish-Pak standard cast resin is a pure, unfilled two component polyurethane resin. It's the ideal solution for the insulation of power cables providing excellent electrical and mechanical properties that does not allow the ingress of moisture.
Useful Technical Data
| Gel Time at 20°C can be modified to suit customer requirements and local conditions |
20 minutes |
| Full Cure | 24 hours |
| Hardness at 24 hours | 84° IRHD |
| Total Shrinkage Due to Hardening | 4% |
| A.C. Voltage Withstand | 12kV for 3 minutes |
| Insulation Resistance | 50MΩ minimum |
| Impact at Ambient Temperature | Remains at 50MΩ minimum |
| Thermal Cycling in Air | Satisfactory at 63 cycles |
| Thermal Cycling in Water with oversheath damaged externally |
Satisfactory at 63 cycles |