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Vibration Resistant Room Temperature Cure Epoxy Potting Compound for Crack-Resistant CT/VT Transformer Encapsulation

Vibration Resistant Room Temperature Cure Epoxy Potting Compound for Crack-Resistant CT/VT Transformer Encapsulation

Vibration Resistant Transformer Epoxy Resin

Outdoor Endurance Epoxy Potting Compound

Crack Proof Epoxy Encapsulant

Place of Origin:

China

Brand Name:

wenyou

Certification:

ISO9001, ISO14001, SGS, and UL

Model Number:

8224A

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Product Details
Classification:
Double Components Adhesives
Usage:
12~40.5kV Insulators, Current & Voltage Transformers, Dry Type Transformers Etc
Application:
Indoor Medium & High Voltage Electrical Products
Appearance Of Epoxy Resin:
White Viscous Liquid
Viscosity At 40°C:
16000 - 35000mPa.s
Density At 25°C:
1.60 - 1.70g/cm3
Vapor Pressure At 25°C:
< 0.01Pa
Flash Point:
> 150°C
Discription:
Strong Weather Endurance Transformers Epoxy Resin Outdoor CT VT Raw Material
Highlight:

Vibration Resistant Transformer Epoxy Resin

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Outdoor Endurance Epoxy Potting Compound

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Crack Proof Epoxy Encapsulant

Payment & Shipping Terms
Minimum Order Quantity
20kg/pail as sample
Price
Negotiable
Packaging Details
20kg/pail, 220kg/barrel, 1200kg/tank
Delivery Time
7 -10 work days
Payment Terms
Normally T/T,L/C
Supply Ability
Plenty of raw material in stock
Product Description
Protecting Sensitive CT/PT Coils | Vibration Resistant RT Cure Potting Compound
LW-8224A/B: Vibration-Resistant Epoxy for Outdoor CT/VT Transformers - 12-40.5kV Crack-Proof Encapsulation
Prefilled BPA Resin | Thermal Shock Stability | Room Temp Cure
Engineered for outdoor CT/VT transformers, this prefilled Bisphenol-A epoxy system delivers vibration-resistant potting for 12-40.5kV coils exposed to extreme weather. LW-8224A resin + LW-8224B anhydride hardener provide crack-resistant encapsulation protecting delicate windings from mechanical stress, temperature swings (-40°C to 155°C), and environmental degradation.
Critical Advantages
  • Vibration Damping: Shields sensitive CT/PT coils from operational stress
  • Outdoor Endurance: Superior UV/weather resistance for transformers
  • Crack Resistance: Withstands thermal cycling in low/high temperature conditions
  • Prefilled System: Ready-to-use precision formulation
  • Energy-Efficient: Room temperature cure eliminates oven dependency
Applications
Voltage Class Components
12-40.5kV Systems Current/Voltage Transformers (CT/VT), Dry-Type Transformers
Medium/High Voltage Bushings, Insulators, Switchgear
Processing Methods
Method Key Benefit
Vacuum Gravity Casting Bubble-free encapsulation for intricate coils
APG (Automated Pressure Gelation) High-volume production of vibration-resistant parts
Performance Properties
Property Specification
Dielectric Strength >20 kV/mm (ASTM D149)
Temp Range -40°C to +155°C operational
Crack Resistance Excellent (1,500+ thermal cycles)
Vibration Damping 60%+ stress reduction vs. standard epoxies
Cure Conditions Room temperature (24-72 hrs)
Color Options Customizable (LC-Series paste)
Simplified Formulation
Component Product Proportion
Epoxy Resin LW-8224A 100 pbw
Hardener LW-8224B 100 pbw
Colorant LC-Series* 3 pbw
*Add for UV-stable pigmentation in outdoor applications
Technical Superiority for Demanding Environments
This electrical-grade potting compound combines prefilled precision with outdoor durability. Its optimized viscosity ensures complete gap filling for CT/VT windings, while room temperature curing slashes production costs. Validated for 12-40.5kV transformers, it delivers unmatched mechanical-electrical stability under thermal shock, vibration, and moisture exposure - ideal for dry-type transformers in renewable energy grids and substations.
Advantage
Advantages of vibration-resistant epoxy potting compound for transformers
Package Image
Packaging of LW-8224A/B epoxy potting compound
Shipment Image
Shipping and handling of epoxy potting materials
Example Application Image
Example application of epoxy potting in transformer components

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