MG Chemicals 838AR-340G: Conductive Silver Paint
The MG Chemicals 838AR-340G is a high-performance conductive silver paint, specifically formulated for creating highly conductive coatings on non-conductive surfaces. This silver paint is ideal for a wide range of applications including EMI/RFI shielding, repair of electronic circuits, and creation of conductive paths. The 838AR-340G provides excellent conductivity and adhesion, making it a versatile solution for both industrial and hobbyist use.
The paint is air-drying and provides a durable, long-lasting conductive layer that adheres well to a variety of substrates such as plastics, metals, and ceramics. It is easy to apply and can be used to repair damaged traces on printed circuit boards (PCBs), shield electronic components from electromagnetic interference, and create custom conductive pathways.
Features
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High Electrical Conductivity: Contains silver particles that ensure excellent electrical conductivity.
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Fast Drying: Air-drying formula that sets quickly, reducing downtime.
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Strong Adhesion: Bonds well to most non-conductive substrates including plastic, metal, and ceramic.
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Durable Coating: Provides a robust conductive layer that withstands wear and environmental exposure.
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Versatile Application: Suitable for EMI/RFI shielding, circuit repair, and creating conductive traces.
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Easy to Use: Can be applied by brush, spray, or dip for flexible application.
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RoHS Compliant: Free from hazardous substances, adhering to environmental safety standards.
Specifications
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Part Number: 838AR-340G
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Weight: 340 g (12 oz)
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Conductive Filler: Silver
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Color: Silver-Grey
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Volume Resistivity: 0.005 Ω·cm
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Drying Time: Touch dry in 15 minutes, full cure in 24 hours at room temperature
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Coverage: 0.3 m² per 100 g (3.2 ft² per 3.5 oz) at 50 µm thickness
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Application Method: Brush, spray, or dip
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Shelf Life: 2 years from the date of manufacture
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Operating Temperature Range: -40°C to 150°C (-40°F to 302°F)
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Country of Origin: Canada
Applications
The MG 838AR-340G Conductive Silver Paint is ideal for a variety of applications including:
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EMI/RFI Shielding: Coating enclosures and housings to shield sensitive electronic components from electromagnetic interference.
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Circuit Board Repair: Fixing broken traces on PCBs to restore electrical connectivity.
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Custom Conductive Paths: Creating custom conductive traces on non-conductive surfaces for prototyping or special projects.
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Sensor Manufacturing: Coating sensor components to ensure reliable signal transmission.
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Antenna Repair: Restoring conductivity in damaged antennas or creating custom antenna designs.
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Connector Coating: Enhancing conductivity in connectors and terminals to improve electrical contact.
Example Installation Scenario
For an electronics technician, the MG 838AR-340G is essential for repairing broken traces on a PCB. By applying a thin layer of the conductive silver paint, the technician can restore the electrical pathway without the need for soldering. This is especially useful in situations where traditional soldering might damage nearby sensitive components or in confined spaces where soldering is impractical. The paint's quick-drying properties ensure that repairs can be completed efficiently, minimizing downtime.
How to Use
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Surface Preparation: Clean the surface to be coated to remove any grease, dirt, or oxidization.
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Mix Thoroughly: Stir the paint well to ensure an even distribution of the silver particles.
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Apply Paint: Use a brush, spray, or dip method to apply a thin, even layer of paint to the desired area.
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Allow to Dry: Let the paint air dry for 15 minutes to touch dry. For a full cure, wait 24 hours at room temperature.
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Inspect Coating: Check the coating for uniformity and coverage. Apply additional layers if necessary for increased conductivity.
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Test Conductivity: Use a multimeter to verify the conductivity of the painted surface.
Authorized Distributor
Tri-Tek Electronics is an authorized distributor of MG Chemicals products, including the MG 838AR-340G Conductive Silver Paint. We provide full manufacturer warranty coverage, competitive pricing, and expert factory support for all MG Chemicals products.
