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Shanghai Wenyou Industry Co., Ltd.

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China Epoxy Resin & Hardener High-Performance Industrial Coating System
China Epoxy Resin & Hardener High-Performance Industrial Coating System

  1. China Epoxy Resin & Hardener High-Performance Industrial Coating System
  2. China Epoxy Resin & Hardener High-Performance Industrial Coating System
  3. China Epoxy Resin & Hardener High-Performance Industrial Coating System

Epoxy Resin & Hardener High-Performance Industrial Coating System

  1. MOQ: 200KG
  2. Price: Pricing based on different products
  3. Get Latest Price
Payment Terms L/C,T/T,Western Union,MoneyGram
Supply Ability 12000 tons per month
Delivery Time 10 working days
Packaging Details 20KG/200KG/1200KG
Flexibility High
Solvent Resistance High
Usage electric insulation
Cure Temperature 130-140℃
Moisture Resistance High
Heat Resistance High
Brand Name WENYOU
Model Number LE-8516 & LH-8516
Certification CE/RoHS/UL/REACH/ISO
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms L/C,T/T,Western Union,MoneyGram Supply Ability 12000 tons per month
Delivery Time 10 working days Packaging Details 20KG/200KG/1200KG
Flexibility High Solvent Resistance High
Usage electric insulation Cure Temperature 130-140℃
Moisture Resistance High Heat Resistance High
Brand Name WENYOU Model Number LE-8516 & LH-8516
Certification CE/RoHS/UL/REACH/ISO Place of Origin China
High Light Epoxy Resin Industrial Coating SystemIndustrial Coating System Epoxy Resin

Epoxy Resin LE-8516 and Hardener LH-8516 form a modified, weather-resistant anhydride-cured system designed for demanding industrial applications. With a 1:1 mixing ratio by weight, this combination delivers exceptional mechanical strength, thermal stability, and electrical insulation—ideal for coatings, encapsulation, and structural composites.


Key Features & Benefits

✔ Optimized Viscosity Pairing – LE-8516 (500-1000 mPa.s) + LH-8516 (200-500 mPa.s) ensures easy mixing and filler wetting.
✔ High Thermal Resistance – Glass transition (Tg) 60-80°C; thermal decomposition >320°C.
✔ Low Shrinkage (0.8-1.0%) – Minimizes stress in precision components.
✔ Superior Dielectric Properties – Volume resistivity: 10¹⁵ Ω·cm; dielectric strength: 20-30 kV/mm.
✔ Weather & Chemical Resistance – Anhydride hardener enhances UV/acid durability.


Technical Comparison: LE-8516 Resin vs. LH-8516 Hardener

Epoxy Resin LE-8516 Hardener LH-8516
Appearance: Transparent, pale yellow, viscous liquid Appearance: Transparent, pale yellow liquid
Epoxy Value: 4.5-5.0 Eq/kg Viscosity at 25°C: 200-500 mPa.s
Viscosity at 25°C: 500-1000 mPa.s Density at 25°C: 1.16-1.20 g/cm³
Density at 25°C: 1.17-1.24 g/cm³ Flash Point: ~135°C
Flash Point: ~140°C Vapor Pressure at 25°C: <0.01 Pa
Vapor Pressure at 25°C: ~0.5 Pa


FAQ

Q1: Why is the hardener’s viscosity lower than the resin’s?

A: LH-8516’s lower viscosity (200-500 mPa.s) improves filler (e.g., silica flour) dispersion and reduces air entrapment during mixing.

Q2: Can I adjust the filler loading beyond 350 pbw?

A: Exceeding 350 pbw may compromise mechanical properties. Conduct trials for your specific application.

Q3: Is post-curing mandatory?

A: Yes. Post-cure (130-140°C × 6-10 hrs) ensures full crosslinking and optimal thermal/electrical performance.

Q4: How does this system compare to amine-cured epoxies?

A: Anhydride curing offers lower exotherm, reduced shrinkage, and better UV resistance vs. amines.

Q5: What safety precautions are required?

A: Use PPE (gloves, goggles); ensure ventilation (vapor pressure: resin 0.5 Pa, hardener <0.01 Pa)

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Exporter,Seller

  • Year Established:

    2008

  • Total Annual:

    15000000-25000000

  • Employee Number:

    50~100

  • Ecer Certification:

    Verified Supplier

Shanghai Wenyou Industry Co., Ltd.mainly engaged in the advanced materialsof MV and HV insulation products for indoorand outdoor use, both suitable for APG andvacuum casting.   Our wide range of products includes epoxy resin, flame retardant resin, curing agents, outdoor modifiers, toughe... Shanghai Wenyou Industry Co., Ltd.mainly engaged in the advanced materialsof MV and HV insulation products for indoorand outdoor use, both suitable for APG andvacuum casting.   Our wide range of products includes epoxy resin, flame retardant resin, curing agents, outdoor modifiers, toughe...

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  • Reach Us
  • Shanghai Wenyou Industry Co., Ltd.
  • No.8,Lane 328, Minle Rd. Fengxian 201419,Shanghai P.R.China
  • https://www.wenyouepoxy.com/

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