Manufacturer: MG Chemical , Canada

Product model:422B

Type: Silicone


422B is a 1-part, acrylic-silicone blend conformal coating that cures to a durable, flexible and smooth finish. It is easy to apply and can be handled in only 8 minutes. It may be removed with appropriate strippers or soldered through for repair or rework.

422B is designed for applications where both high service temperature and flexibility are required. It puts minimum stress on components during thermal cycling, making it ideal for applications that involve a wide temperature range. It provides strong protection against moisture, corrosion, fungus, dirt, dust, thermal shock, short circuits, high-voltage arcing, and static discharge.


Working temperature: -40~+200 ℃

Complying with UL 94-V-0 certification (File# E203094)

Maximum constant service temperature of 200℃(392℉)

Excellent corrosion resistance

​Tasted in salt spray environment with no oxidation or coating damage.

Fluoresces under UV-A light

Easy to rework and repair

Removed by thinner 4352 or stripper.

Specification Table

Please contact us for detailed specifications.


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