Sign In | Join Free | My xpandrally.com |
|
Brand Name : wenyou
Model Number : 9216F
Certification : ISO9001, ISO14001, SGS, and UL
Place of Origin : China
MOQ : 20kg/pail as sample
Price : Negotiable
Payment Terms : Normally L/C,T/T
Supply Ability : Plenty of raw material in stock
Delivery Time : 7 -10 work days
Packaging Details : 20kg/pail, 220kg/barrel, 1200kg/tank
Classification : Double Components Adhesives
Usage : insulators, transformers, and other insulation products
Application : Indoor electrical insulators for medium and high voltage applications
Appearance of epoxy resin : Transparent viscous liquid
Appearance of hardener : Light yellow transparent liquid
Viscosity at 25°C : 4500 - 8000mPa.s
Density at 25°C : 1.16 - 1.20g/cm3
Vapor Pressure at 25°C : ≤ 0.01Pa
Flash point : around 135°C
Epoxy Value : 4.0 - 4.5Eq/kg
Description : Rich experience epoxy resin production line power industry raw material leader
BPA Epoxy Resin + Anhydride Hardener for Critical Fire Safety
LE-9216F epoxy resin and LH-9216F hardener deliver UL 94 V-0 certified flame retardancy for MV switchgear, transformers, and insulators. This halogen-free system creates self-extinguishing encapsulation (extinguishes in <3 seconds), meeting IEC 61439 safety standards while maintaining exceptional dielectric strength (>25kV/mm) and arc resistance.
Property | Performance |
---|---|
Fire Safety | UL 94 V-0 • Low smoke density • Char-forming barrier |
Electrical | CTI >600V • Arc resistance >180 sec • Volume resistivity >1E14 Ω·cm |
Environmental | Hydrolytic stability • Chemical resistance to cleaning agents |
Processing | Low viscosity • Void-free impregnation • Room-temp liquid |
MV Switchgear: Busbar encapsulation, compartment insulation
Dry-Type Transformers (10-36kV)
Circuit Breaker Insulation
High-Voltage Insulators & Bushings
Method | Advantage |
---|---|
Vacuum Gravity Casting | Eliminates bubbles in complex geometries |
Automatic Pressure Gelation (APG) | 50% faster cycle times • Precision molding |
Compatible with existing manufacturing workflows |
Component | Material | Ratio (pbw) |
---|---|---|
Epoxy Resin | LE-9216F (BPA Type) | 100 |
Hardener | LH-9216F (Anhydride) | 100 |
Filler | Silica Powder | 300-370 |
Colorant | LC Series Paste | 3 |
Category | Parameter | Value |
---|---|---|
Fire Safety | UL 94 Rating | V-0 (3.0mm thickness) |
Electrical | Dielectric Strength | 25-28 kV/mm |
Thermal | Glass Transition Temp (T<sub>g</sub>) | 135°C |
Mechanical | Flexural Strength | 110 MPa |
Risk Mitigation: Prevents arc-fault propagation in switchgear
Zero Compromise: Maintains electrical properties while achieving V-0
Durability: Withstands thermal cycling (-40°C to +155°C)
Efficiency: Low exotherm curing reduces manufacturing energy
Engineered for critical infrastructure protection – Trusted for encapsulating medium-voltage components where fire safety and dielectric performance are non-negotiable.
![]() |
UL 94 V-0 Epoxy Hardener for Flame Retardant MV Switchgear Potting & Safety Compliance Images |