Chemtronics Konform AR CTAR-12 User Manual
Technical data sheet, Konform, Chemtronics

PRODUCT DESCRIPTION
Konform
AR is ideal for providing
insulation against high-voltage arcing and
corona shorts. This extremely effective
acrylic conformal coating provides a hard,
durable protective barrier against humidity,
salt, corrosive vapors and fungus for printed
circuit board and electronic assemblies.
Konform
AR resin meets MIL-I-46058C,
Type AR.
Clear transparent coating
Excellent dielectric strength
Helps prevent arcing and shorts
Increases life of electronic assemblies
Will not discolor over time under normal
use
Contains a UV indicator for thorough
Quality Control inspection
UL Recognized, File E76307
TYPICAL APPLICATIONS
Konform
AR is ideal for applications in:
Aerospace
Data Communications
Instrumentation
Automotive Manufacturing
Marine Manufacturing
Process Control
TYPICAL PRODUCT DATA AND
PHYSICAL PROPERTIES
Usable Temp. Range -75
°F to 270°F
of Cured Coatings (-59
°C to 132°C)
Tack Free Time 30 min.
Curing Conditions 24 Hours @ 77
°F (25°C)
(@ 80% R.H.) 8 Hours @ 170
°F (77°C)
Specific Gravity 0.93
(Water=1) @ 68
°F (Liquid Only)
Viscosity (cps @ 77
°F) 70± 5 cps
Flash Point (TCC) 30
°F
Volume Resistivity 1 x 10
14
(ohm/cm)
Dielectric Breakdown (volts/mil) 8300
Comparative Tracking 250
Index (CTI) (PLC of 2)
Coefficient of Thermal 5 x 10
-5
Expansion (in/in/
°C)
Coverage CTAR-1 254.0
(1 mil/ft
2
) CTAR-12 20.2
Shelflife 2 years
COMPATIBILITY
Konform
AR is generally compatible with
most materials found on printed circuit
boards. As with any chemical product,
product/component compatibility must be
determined on a non-critical area prior to
use.
TDS # CTAR
CHEMTRONICS
Technical Data Sheet
Konform
AR