Custom HW-428-2A Low-Pressure Fast-Curing Epoxy Material

Home / Products / Electrical epoxy resin / Epoxy Resin Systems For HV Products / HW-428-2A Low-Pressure Fast-Curing Epoxy Material
HW-428-2A Low-Pressure Fast-Curing Epoxy Material

HW-428-2A Low-Pressure Fast-Curing Epoxy Material

Characteristics

 Pre-filled, high mechanical strength, high production efficiency, low curing temperature

Application Process

 APG / Vacuum Casting

Curing Agent

 HW-428-2B

Physical State

 L/L

Tg

 120 - 130

Note:
1) S: Solid, L: Liquid; S/L: Solid epoxy resin/liquid curing agent;
2) Used for producing various GIS bowl insulators, high-voltage cable terminals, and other insulation components.

News Updates
Follow news and information to stay informed about industry trends
  • 2026-10-15

    Why the Supplier You Choose Determines Insulation Performance Electrical insulation is not a commodity purchase. A transformer that fails after two years, a GIS spacer that cracks...

  • 2026-10-09

    A transformer casting can pass a visual inspection and still fail partial discharge testing months later, and the reason is often hidden inside one process variable that nobody wr...

  • 2026-10-01

    The 80% Rule: A Load Limit Backed by Insulation Physics The 80% rule for transformers states that a transformer should not carry a continuous load above 80% of its rated capacity....

  • 2026-09-24

    If you are sourcing potting materials for transformer manufacturing or repair, understanding the relationship between "epoxy resin" and "casting resin" directly impacts your cost...

About Xrun Resin
Founded on Sept.9th,1999, Xrun is a professional company of electrical insulation materials. As China HW-428-2A Low-Pressure Fast-Curing Epoxy Material Suppliers, we can offering Custom HW-428-2A Low-Pressure Fast-Curing Epoxy Material company for transformers, GIS, switchgear, and cable accessories. With the advantage of speciality, Xrun focuses on R&D of epoxy resin and polyurethane insulating glue as well as the production, serving for electrical facilities. There are two factories(located in Jiading District & Songjiang District in Shanghai, China) and an R&D Institute. With more than 100 employees, it adopts automatic production and digital management. So far, Xrun has supplied the market with more than 180 thousand tons of epoxy materials for electrical insulation. As a company in the field, Xrun has undertaken several national projects of the domestication of new epoxy materials for electrical insulation.
1999

“ From this year “

CERTIFIED BY
Certifications