Acrylic Conformal Coating is a durable finish product that provides an all round protective coating for printed circuit boards against moisture, corrosion, and thermal shock. It protects and insulates electrical and electronic components and assemblies, including generators, motors, transformers, relays, and solenoid coils. For spraying, liquid can be thinned using M.G. Thinner Cleaner. Thin up to one half part thinner to one part coating. Also available in a micro tip pen format.

• Clear tough protective coating
• Protects against static discharge
• service temperature limits: 105°C
• solids by volume: 18%
• solids by weight: 25%
• viscosity: 50-55, 20-25 Sec.s NBR.
• Easy to repair
• Remove with M.G. Chemicals cat# 8310 Conformal Coating Stripper
• Clean up with M.G. Chemicals cat# 435 Conformal Coating Thinner Cleaner

Specifications

Specification Test Method Result Viscosity   50-55, 20-25 Sec.s NBR Dielectric Strength   1500 V/mil Dielectric Constant ASTM-D-150-98 3.25 Dissipation Factor ASTM-D-150-98 0.022 Volume Resistivity ASTM-D-257-99 8.72 x 1015 ohm · cm Surface Resistivity ASTM-D-257-99 >2.8 x 1017 ohm · cm Moisture Resistance IPC-TM-650, method 2.6.3.4 PASS (1500 VDC) Dielectric Withstanding Voltage IPC-TM-650, method 2.6.7.1 PASS (1500 VDC) Service Temperature Limit   105 °C (221 °F) Tack free time   10 minutes at 20 °C (68°F) Recoat time   2 minutes at 20 °C (68°F Full cure   24 hrs. @ 20°C (68°F) 60 min. @ 65°C (149°F) Solids by volume   18% Solids by weight   25%

Available Sizes

Catalog Number Sizes Available Description 419B-55ML 55ml (2 oz) Bottle 419B-340G 340g (12 oz) Aerosol 419B-1L 1L (1 quart) Liquid 419B-4L 4L (1 gal) Liquid 419B-20L 20L (5.3 gal) Liquid