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MG Chemicals 843ER Silver Coated Copper Epoxy Paint

Super Shield™ Silver Coated Copper Epoxy Conductive Paint 843ER is a 2-part epoxy-based conductive paint, pigmented with highly conductive silvercoated copper flake. The cured paint is smooth and extremely hard. It is abrasion, scratch, and mar resistant. It adheres very strongly to plastics, including chemically resistant and low energy plastics, as well as metal, glass, ceramic and wood. 843ER is generally used to provide extremely durable EMI/RFI shielding for applications in harsh environments.

Properties

Physical Form
Liquid

Product families

Ready-to-Use Products — Paints & Coatings
  • Other Paints & Coatings

Other characteristics

Features

Abrasion Resistant, Chemical Resistant, Durable, Electromagnetic Shielding (EMI), Excellent Salt Spray Resistance, Good Adhesion, Good Scratch Resistance, Good Smoothness, Mar Resistant, Solvent Resistance

Product Type
  • 2K (2 component) Coating, Conductive Coating
  • 2K (2 component) Coating
  • Conductive Coating
Application Method
Brush, Spray
Compatible Substrates & Surfaces
Ceramic, Glass, Metal, Plastics, Wood
Markets
  • Building & Construction
  • Electrical & Electronics
Shelf LIfe
3 Years
Aerosal Can

Acrylic conductive paints also come in a convenient aerosol packaging. These cans are ready to spray.

Technology
Ready-to-Use Products
Key Attributes

2-part systems; Superior adhesion to metals and concrete; Excellent abrasion resistance; Enhanced resistance against solvents; Withstands wave solder temperatures exceeding 260°C

Cure

Allow to sit at room temperature for 3 minutes and then cure the paint in an oven using one of these options:

Technical data

Table 1 of 3

7 rows
CharacteristicValueUnit
Cure Times (at 65˚C)4h
Cure Times (at 80˚C)2h
Minimum Film Thickness50μm
Recoat Time3minute
Recommended Film Thickness90μm
Theoretical Coverage (at 2 mil, based on 100% transfer efficiency)47840cm2/L
Working Time8h

Table 2 of 3

3 rows
CharacteristicValueUnit
Resistivity1.8 x 10⁻³Ω·cm
Service Temperature Range-40 to 120˚C
Surface Resistance (at 25 μm)0.31Ω/sq

Table 3 of 3

7 rows
CharacteristicValueUnit
Calculated VOC779g/L
Density1g/mL
Mix Ratio100:28:00Weight
Mix Ratio100:36:00Volume
Solid Content30%
Viscosity (at 25˚C) ⁽ᵇ⁾9Pa·s
Viscosity (at 25˚C) ⁽ᵃ⁾35Pa·s

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