Voltatex 4021


Blue-green pigmented one pack ready to use impregnating resin with high capillary activity, thermosetting.

Voltatex® 4021 is compliant with the EU-directives

  • 2003/11/EU (polybrominated diphenyl ethers)
  • 2006/121/EU (REACh-directive)
  • 2011/65/EU (RoHS- directive)

Product Criteria

Thermal class:
- 200 °C  

Application:
- dip & bake
- vacuum impregnation
- VPI vacuum pressure impregnation

Market:
- low voltage
- transformers

Environmental impact:
- vinyltoluene-free

Additonal features:
- UL-approved

Product Features
Product Type
Impregnating resin
Chemical Base
Polyesterimide
Solid Content in acc. with DIN EN ISO 3251 (1 h / 125 °C)
 - - -
Flow Time at 23 °C in acc. with 53211
25 - 35 s
Special Characteristics
1-component, oven-curing, pigmented 

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