Epoxy Systems for Dry-Type Transformers

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Epoxy Systems for Dry-Type Transformers

F/H class insulation, glass transition temperature, meeting E2C2F1 requirements. Epoxy cast transformer with a maximum voltage of 110kV and a capacity of 50MVA.
● TG ranges: 55-120℃,thermal ageing grade: F/H
● Comply with the E2C2F1 requirements for dry-type transformers
● Up to 110kV/50MVA dry-type transformers that can currently be manufactured

Epoxy System Ratio TG Characteristics & Applications
HE-827/HH-827/X106 100/100/200-300 >60 Outstanding crack resistance, thermal ageing grade H.X106:silica
HE-8271A/B 100/100 >70 No filler system, Excellent wettability, wound casting dry-type transformers
HW-2867A/B 100/100 >70 Prefilled, excellent crack resistance, thermal ageing Grade H,
HE-8272/HH-8272/X106 100/100/200-300 >80 Good crack resistance property, thermal ageing Grade F
HE-8522/HH-8522/HF-640/HA-670 100/100/0-20/0.2-2.0 Adjustable Multifunctional type, which can meet differential needs; applications for insulators, bushings and transformers, etc.
HE-8523/HH-8523/HF-641/HA-6750 100/85/0-20/0.2-2.0 Adjustable Lower viscosity, multifunctional type, which can meet differential needs; applications for insulators, bushings and transformers, etc.
HW-3606A/B 100/100 >90 Prefilled, very outstanding crack resistance, grade H.Applications in ultra-low temperature environments or for extra-large dry-type transformers
HW-8369-1A 100/100 >110 Prefilled, very good crack resistance, grade H. Applications in ultra-low temperature environments or for extra-large dry-type transformers
HW-7042A/B 100/100 >55 Prefilled, smokeless and flame-retardant type.
S-2245A/B/X106 100/100/200-300 >80 Toughening type, very good crack resistance, grade H.Applications for low temperature environments.
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    Founded on Sept.9th,1999, Xrun is a professional company of electrical insulation materials. With the advantage of speciality, Xrun focuses on R&D...

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  • 2025-09-11

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About Xrun Resin

Founded on Sept.9th,1999, Xrun is a professional company of electrical insulation materials. 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

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