UR5608 Black Polyurethane Resin

In Stock

UR5608 is a tough polyurethane potting and encapsulation compound with a black finish. Its a tough resin ideal for applications where thermal shock or temperature cycling is an issue for the electronics. Its a good all round resin suitable for applications such as cable jointing, casting, coil impregnation, PCB encapsulation, transformers, alarms and battery terminations to name but a few.


Approvals RoHS Compliant (2015/863/EU): Yes
UL Approval: UL94 V-0 (File: E100107)
Typical Properties
Liquid Properties: Base Material Polyurethane
Density Part A – Resin (g/ml) 1.65
Density Part B – Hardener (g/ml) 1.24
Part A Viscosity (mPa s @ 23ºC) 20000
Part B Viscosity (mPa s @ 23ºC) 50
Mixed System Viscosity (mPa s @ 23ºC) 2000
Mix Ratio (Weight) 6.93:1
Mix Ratio (Volume) 5.18:1
Usable Life (20°C) 50 – 70 mins
Gel Time (23°C) 90 – 180 mins
Cure Time (23 °C) 24 hours
Cure Time (60 °C) 3 hours
Colour Part A – Resin Black
Colour Part B – Hardener Brown
Storage Conditions Dry Conditions: Above 15ºC, Below 30ºC
Shelf Life 12 months
(Measured on 100ml sample in a cylinder of diameter 49.4mm @ 23ºC) < 35ºC
Shrinkage < 1%

Back to Top