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Outdoor Epoxy Resin UV-Resistant Low-Shrinkage HV Insulation 10-66kV

Outdoor Epoxy Resin UV-Resistant Low-Shrinkage HV Insulation 10-66kV

66kV Outdoor Epoxy Resin

UV-Resistant Outdoor Epoxy Resin

Low-Shrinkage Transformer Epoxy Resin

Место происхождения:

Китай

Фирменное наименование:

WENYOU

Сертификация:

ISO/REACH/RoHS/SGS/UL

Номер модели:

LE-8216F/LH-8216F

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Детали продукта
Термальный класс:
F
Присоединение:
Сильный
Условия оплаты & доставки
Количество мин заказа
20 кг/бочко в качестве образца
Цена
Подлежит обсуждению
Упаковывая детали
20 кг/бочко, 220 кг/баррель, 1200 кг/бак
Время доставки
7 - 10 рабочих дней
Условия оплаты
Аккредитив, T/T, Western Union, MoneyGram
Поставка способности
Много сырья на складе
Сопутствующие продукты
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86-21-64308192
Контакт теперь
Характер продукции
Outdoor Epoxy Resin | UV-Resistant | Low-Shrinkage | HV Insulation (10-66kV)
Product Attributes
Thermal Class F
Adhesion Strong
Product Description

The LE-8216F/LH-8216F is an epoxy resin system engineered for medium/high-voltage electrical insulation (10-66kV). Featuring a modified weather-resistant anhydride hardener (LH-8216F) and low-shrinkage formulation, it delivers exceptional dimensional stability, superior arc resistance, and HB flammability rating. Ideal for vacuum-cast dry-type transformers, CTs/VTs, and critical insulation components.

Key Features & Advantages
Cyclic Aliphatic Epoxy Resin Superior weather resistance + UV stability
Low Curing Shrinkage (0.9-1.1%) Precision dimensions for complex HV parts
Thermal Class B (IEC 60085) Reliable performance up to 130°C
Vacuum Casting Optimized Seamless integration with existing production
High Dielectric Strength >25 kV/mm (1mm, IEC 60243-1)
Low Water Absorption 0.08-0.15% (100°C/60min) for humid environments
Solvent-Free + Low VOC Eco-friendly processing
Applications

Built for high-voltage electrical insulation:

  • Dry-type transformers
  • Current/voltage transformers (10-66kV)
  • Bushings, insulators, switchgear
  • Encapsulation of sensors & relays
  • Grid infrastructure components
Key Performance Data

Cured system: LE-8216F/LH-8216F/Silica powder = 100:100:350

Mechanical & Thermal Properties
Property Value Standard
Glass Transition (Tg) 60-75°C ISO 11357-2
Flexural Strength 100-140 MPa ISO 178
Impact Strength 9-16 kJ/m² ISO 179
Tensile Strength 65-85 MPa ISO 527
Compressive Strength 140-180 MPa GB/T2567
Thermal Conductivity 0.8-0.9 W/m*K ISO 8894-1
Decomposition Temp >320°C ASTM E2402
Electrical & Safety Properties
Volume Resistivity 10¹⁵ Ω*cm IEC 62631-3-1
Arc Resistance 181-198 sec IEC 61621
Tracking Resistance ≥600 V IEC 60112
Dielectric Constant 3.0-4.0 (50Hz) IEC 60250
Flammability HB (UL94) UL94/GB/T2408
Hydrophobicity HC1 Class IEC 62073
Frequently Asked Questions (FAQ)
Q1: What makes LE-8216F suitable for outdoor HV applications?
A: Its cyclic aliphatic structure provides inherent UV/weather resistance, while low water absorption (0.08-0.15%) ensures stability in humid conditions.
Q2: What is the curing process?
A: Optimized for vacuum casting:
Pre-mix: 60-70°C/1-2h (100-300Pa)
Cure: 70-80°C/3-5h → 90-100°C/2-4h → Post-cure 130°C/12h
Q3: How does filler ratio affect properties?
A: Silica powder (300-360 pbw) enhances mechanical strength but must be uniformly dispersed. Adjust within range to balance viscosity vs. performance.
Q4: Is this system compatible with APG?
A: Designed for vacuum casting. For APG, consult Shanghai Wenyou for formulation adjustments.
Q5: What safety measures are critical?
A: Essential PPE: gloves, goggles, respirator. Maintain ventilation (3-5 air renewals/hour). Avoid skin contact--use barrier cream.

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