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MG Chemicals 832WC - Water Clear Epoxy

832WC is a rigid, 2-part, clear epoxy resin that offers extreme environmental, mechanical and physical protection for printed circuit boards and electronic assemblies. It is designed for applications where high clarity is required. It does not yellow when exposed to UV light; it maintains clarity in applications with service temperatures of up to 65 °C and intermittent exposures of up to 100 °C. It can be used for underwater applications such as potting swimming pool lights. It is also a good choice for casting resin.

Product families

Applications

Electrical & Electronics — Packaging & Assembly
  • Potting Compounds
Electrical & Electronics — Parts & Components
  • Printed Circuit Boards (PCBs)

Product Families

Ready-to-Use Products — Adhesives & Sealants
  • Encapsulants

Other characteristics

Product Type

2K (2 component) Sealant, Epoxy Sealant, Potting Compound; 2K (2 component) Sealant; Epoxy Sealant; Potting Compound

Compatible Substrates & Surfaces
Ceramic, Composites, Glass, Metal, Plastics
Color
Transparent
Mixing

If crystallization/solidification occurs, reconstitute the product by warming to between 55 and 65 °C until it becomes fully re-liquified. Let the material cool to room temperature before mixing, to prevent flash cure.. Mixing >500 g at a time decreases working life and can lead to a flash cure. Limit the size of hand-mixed batches.

Markets
Electrical & Electronics
Shelf LIfe
5 Years
Technology
Ready-to-Use Products
Packaging Type
  • Bottles
  • Cans
  • Pails
Labeling Claims
Solvent-free
Cure

Allow to dry at room temperature for 24 hours, or after letting sit for 10 minutes, cure the coating in an oven at one of these time/temperature options:

Benefits and Features

UV light stable (minimal yellowing); Very low mixed viscosity of 980 cP; Excellent electrical insulating characteristics; Extremely high compressive and tensile strength; Good adhesion to a wide variety of substrates, including metals, composites, glass, ceramics, and many plastics; Solvent-free

Chemical Inventories
  • AICS (Australia)
  • DSL (Canada)
  • EINECS (EU)
  • IECSC (China)
  • KECI (Korea)
  • NCI (Vietnam)
  • NZIoC (New Zealand)
  • PICCS (Phillipines)
Certifications and Compliance
RoHS Compliant
Ready to Use Product Features
  • Clarity
  • Electrically Insulating
  • Excellent Dielectric Properties
  • Excellent Humidity Resistance
  • Excellent Substrate Adhesion
  • Excellent UV Stability
  • Good Compressive Strength
  • Good Non-Yellowing Properties
Compatible Substrates and Surfaces
  • Ceramic
  • Composites
  • Glass
  • Metal
  • Plastics

Technical data

Table 1 of 3

3 rows
CharacteristicValueUnit
Mix Ratio2:1Volume
Mix Ratio2:1Weight
Working Time1h

Table 2 of 3

16 rows
CharacteristicValueUnit
Breakdown Voltage41000V
Compressive Strength160N/mm2
CTE (After Tg)192ppm/˚C
CTE (Prior Tg)80ppm/˚C
Dielectric Constant (at 1 MHz)3.2—
Dielectric Strength465V/mil
Dissipation Factor (at 1 MHz)0.03—
Glass Transition Temperature (Tg)33°C
Hardness D82—
Intermittent Temperature-50 to 155˚C
Lap Shear (Aluminum)6.8N/mm2
Lap Shear (Stainless Steel)3.3N/mm2

Table 3 of 3

3 rows
CharacteristicValueUnit
Mixed Density1.06g/mL
Viscosity (at 25 ˚C) ⁽ᵃ⁾2.9Pa·s
Viscosity (at 25 ˚C) ⁽ᵇ⁾0.3Pa·s

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