Parker Chomerics CHO-SHIELD® 2040 EMI coating is a one-component, silver-filled conductive acrylic coating that is specially formulated to provide premium EMI shielding on plastic substrates. CHO-SHIELD® 2040 is a silver-colored acrylic that provides excellent EMI shielding (>80 dB) while allowing for quick dry-time and handling. Typical applications include electronic enclosures and assemblies.
Features and Benefits:
• One component solution so no measuring and mixing of components is required
• Can be applied with standard spray paint equipment, eliminating need for expensive equipment
• Material dries at room temperature so no high temperature cure ovens are required
• Silver provides anti-microbial properties making this coating a good choice for hospital applications
• Minimized material costs and paint cycle time due to thin coating thickness
• Great EMI shielding properties (>80 dB) due to silver flake filler
PACKAGING 1 gallon aluminum can
PRIMER INCLUDED Not required
POLYMER FAMILY Acrylic
FILLER MATERIAL Silver
COLOR Silver
VISCOSITY GRADE 16 to 22 seconds Zahn Cup 2
SURFACE RESISTANCE (OHMS/SQUARE) <0.025 SHIELDING EFFECTIVENESS (DB) >80
FILM THICKNESS (MM) 0.025
SPECIFIC GRAVITY 1.23
AVERAGE SOLIDS BY WEIGHT 40%
TEMPERATURE RANGE (C) -40 to 85
SHELF LIFE (MONTHS) 12
