Brief Introduction
CT PT transformer electric insulation epoxy resin crack resistance resina epoxica
LW-9229A is a modified BPA (bisphenol A) type epoxy resin with pre-mixed fillers.
LW-9229B is a modified carboxylic anhydride hardener with pre-mixed fillers.
Applications
Electrical insulators for medium and high voltage applications, such as 10-35KV sealed terminal posts, transformers, current transformers, and other insulation components.
Processing Methods
Conventional gravity casting process under vacuum.
Automatic pressure gelation process (APG).
Production process is adjustable according to client’s present production methods.
Properties
Two-component saturated cyclic epoxy resin system with pre-mixed fillers, slurry liquid at room temperature.
Excellent resistance to thermal shock with superior crack resistance.
Formulation
Epoxy resin | LE-9229A | 100 pbw |
Hardener | LH-9229B | 100 pbw |
Color paste | LC series * | 1 pbw |
Advantage

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Example application image
