VORATRON™ Systems
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Materials and Systems — VORATRON™ Systems Properties

Dow Formulated Systems is a leading supplier of polyurethane and epoxy systems. VORATRON™ Electrical Encapsulation Systems were developed for power transmission and distribution equipment.

VORATRON Systems can be customized to address your protection and insulation needs for electrical devices, circuitry and components for both low and high voltage applications.

Typical VORATRON™ System Properties(1)

Application	Key System Properties	System Type	VORATRON™ System Components
Transformers High Voltage	• Low glass transition temperature • Medium pot life • Low shrinkage	Epoxy	• ER 100 Epoxy Resin/EH 300 Epoxy Hardener • ER 103 Epoxy Resin/EH 304 Epoxy Hardener
Transformers Medium to Low Voltage	• Low shrinkage • Good thermal dimensional stability • Low loss factor	Epoxy Polyurethane	• ER 101 Epoxy Resin/EH 301 Epoxy Hardener • ER 102 Epoxy Resin/EH 302 Epoxy Hardener • EF 354 Polyol /ED 206 Isocyanate
Switch Gears	• High glass transition temperature • Low shrinkage	Epoxy Polyurethane	• ER 102 Epoxy Resin/EH 303 Epoxy Hardener • ED 245 Polyol /ED 246 Isocyanate
Capacitors	• Low viscosity • Good flow/wetting	Polyurethane	• EF 408 Polyol/ EF 414 Isocyanate
Sensors	• High heat stability • Good hydrolysis resistance • Very good processability • Low shrinkage	Polyurethane	• EF 439 Polyol/ EF 131 Isocyanate
Cable Joints	• Good hydrolysis resistance • High degree of hydrophobicity • Excellent sedimentation behavior	Polyurethane	• EC 124 Polyol/EH 366 Isocyanate
Insulators	• High glass transition temperature • Low shrinkage	Epoxy Polyurethane	• ER 102 Epoxy Resin/EH 303 Epoxy Hardener • EF 354 Polyol /EF 354 Isocyanate
General Electrical and Electronic Encapsulation	• Wide range of glass transition temperature Systems • Wide range of hardness in Shore A/D • Low viscosity • UL 94 VO	Polyurethane	• TEDISTAC™ D45003 Poly/Isotac D45003 Isocyanate • TEDISTAC™ D88302 Poly/Isotac D88302 Isocyanate

(1) Typical properties, not to be construed as specifications.

For more information, download our VORATRON™ Electrical Encapsulation Brochure.

Or Contact Us to discuss a VORATRON™ system solution for your needs.