Chemtronics CircuitWorks Overcoat Pen (Black) CW3300 - Manual

PRODUCT DESCRIPTION
CircuitWorks

Overcoat Pen is ideal for
protecting and insulating circuit board
traces, components, and other delicate
electronics. This highly effective acrylic
conformal coating provides excellent
protection against shorts, moisture, abrasion,
fungus, and other environmental hazards.
Allows for easy repair of solder mask in
prototype, manufacture and repair of circuit
boards.
 Simple to use, single component system
 Hard, durable coating
 High dielectric strength
 Helps prevent arcing and shorts
 Contains fluorescent indicator
 Protects against moisture damage
 Meets requirements of MIL-I-46058C
and IPC-A-610D
 Helps prevent static discharge problems
on sensitive components
TYPICAL APPLICATIONS
CircuitWorks

Overcoat Pen may be used
for electronics applications in:
 Circuit Board Manufacturing
 Data Communications
 Aerospace
 Instrumentation
 Controls
 General Maintenance and Repair
TYPICAL PRODUCT DATA AND
PHYSICAL PROPERTIES
Composition
Material Polymeric Conformal Coat
Color Clear, Green, Blue, Black, White
VOC Content 630 g/L
Cured Compound
Temperature Range -67 to 255
°F (-55 to 125°C)
Tack-Free Time < 5 Minutes
Resistivity >10
12
ohm-cm @ 50 VDC
Dielectric Breakdown >500 volts/mil DC
Dielectric Constant 3 - 4
Dissipation Factor < .001 @ 1 KHz
Thermal Shock Resistance Pass, 10 Cycles
@ -55 to 155
°C
Flexibility Excellent
Moisture Resistance Excellent
Adhesion Good to Excellent
Typical Thickness 2 - 3 mil
Shelflife 2 years
CHEMICAL RESISTANCE
CircuitWorks

Overcoat Pen has excellent
resistance to water based cleaners and
limited resistance to aggressive organic
solvents such as acetone. The chemical
resistance of CW3300 can be enhanced by
heat curing.
TDS # CW3300
CHEMTRONICS
Technical Data Sheet
CircuitWorks

Overcoat Pen