High-Performance Transformer Epoxy Resin for Vacuum Casting
Our Transformer Epoxy Resin (Model: JT8990AB) is a specialized insulation system developed for high-voltage electrical applications, including CTs, PTs, and dry-type transformers. Engineered with vacuum self-gravity casting technology, it delivers exceptional mechanical and electrical performance, making it the ideal solution for high-precision industrial resin casting.
This transparent, low-viscosity epoxy resin ensures excellent flowability, improved surface finish, and void-free curing, enhancing the insulation integrity of transformer windings and components.
Key Features & Benefits
- 1.Vacuum Self-Gravity Casting: Delivers bubble-free casting and superior insulation.
- 2. Excellent Electrical Properties: High dielectric strength ensures reliable performance in high-voltage environments.
- 3. Thermal Resistance (Class F): Maintains structural integrity under continuous high temperatures.
- 4. High Impact & Tensile Strength: Withstands mechanical stress, making it ideal for structural insulation.
- 5. Chemical Resistance: Resists oils, acids, and environmental contaminants, ensuring long-term durability.
- 6. Fast Curing Time: Fully cures within 2–3 hours, increasing production efficiency.
- 7 Certified Quality: SGS, CE, and UL certified for compliance and safety.
Product Advantages
- Improved Production Efficiency: Fast curing and low waste reduce cycle times and material costs.
- Enhanced Safety: Formulated with high thermal and electrical resistance for demanding industrial environments.
- Versatile Application: Compatible with vacuum casting machines for CT/PT transformers, switchgear, insulators, and bushings.
- Long Shelf Life: Stable for up to 12 months under room temperature conditions.
- Smooth Surface Finish: Delivers professional-grade results without additional polishing or finishing.
Technical Specifications
Property | Details |
Model Number | JT8990AB |
Color | Transparent |
Application | Transformer Windings, CT/PT Units |
Process | Vacuum Self-Gravity Casting |
Viscosity | Low |
Curing Time | 2–3 Hours |
Thermal Class | Class F (High Temperature) |
Dielectric Strength | Excellent |
Tensile Strength | High |
Impact Resistance | High |
Flexibility | Good |
Adhesion | Excellent |
Shelf Life | 1 Year |
Storage Temperature | Room Temperature |
Packaging | 1200kg/pail |
MOQ | 25KG |
Price | $3/kg |
Supply Capacity | 200 Tons/Week |
Certifications | SGS, CE, UL |

Ideal For
- Dry-Type Transformers
- Cast Resin Current & Potential Transformers (CT/PT)
- High-Voltage Insulators & Bushings
- Electrical Switchgear and Control Panels