SC4003E General Purpose Silicone Potting Compound

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SC4003E is a two-part silicone potting and encapsulating resin designed for the protection of electronic devices. It has excellent high temperature properties, suitable for use in applications where the operating temperature will be up to 200°C. As with other silicone potting compounds it is soft and flexible offering protection to delicate components, while it has good flow characteristics allowing for easy potting of small or complex units such as small LED drivers. SC4003E also offers a simple mix ratio of 1:1 for ease of processing.


Approvals RoHS Compliant (2015/863/EU): Yes
Typical Properties
Liquid Properties: Base Material Silicone
Density Part A – Resin (g/ml) 1.4
Density Part B – Hardener (g/ml) 1.4
Part A Viscosity (mPa s @ 23ºC) 4000
Part B Viscosity (mPa s @ 23ºC) 2500
Mixed System Viscosity (mPa s @ 23ºC) 3500
Mix Ratio (Weight) 1 : 1
Mix Ratio (Volume) 1 : 1
Usable Life (20°C) 60 mins
Gel Time (23°C) 180 mins
Cure Time (23°C) 24 hours
Cure Time (40°C) 3 hours
Cure Time (60°C) 2 hours
Cure Time (80°C) 1 hour
Colour Part A – Resin Black
Colour Part B – Hardener White
Storage Conditions Dry Conditions: Above 15°C, Below 30°C
Shelf Life 12 months

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