Datasheet

PRODUCT DESCRIPTION
Chemask
®
is a fast curing peelable solder
masking agent. It contains a high
temperature resistant compound that protects
component-free areas during wave soldering.
Chemask
®
may be used to protect pins, posts,
contacts and edge connections during
conformal coating processes.
 Stable to 515°F (268°C)
 Compatible with rosin, water soluble
fluxes and cleaning solvents
 Leaves no residue
 Dries tack free in 30 minutes
 Non-contaminating
TYPICAL APPLICATIONS
Chemask
®
protects:
 Component Free Areas for Soldering
 Components
 Pin Connectors During Soldering
 Temperature Sensitive Components
During Wave Soldering
 Sockets
 Board Areas From Conformal Coating
TYPICAL PRODUCT DATA AND
PHYSICAL PROPERTIES
Base Material
Natural latex rubber
Color
Pink
Solvent Stability Stable in all Hydrocarbons,
Hydrofluorocarbons, water
and chlorinated solvents
Flux Compatibility
All Types
Temperature Stability
515°F
Tack-Free Drying Time
(10 mils @ 77°F)
15 min.
Cure Time
(10 mils @ 77°F)
30 min.
Viscosity (@ 77°F)
(± 300 cps)
18,000 cps
Viscosity Adjusted With
DI Water
Solids Content
~ 60%
Flash Point
Nonflammable
Weight/Gallon
7.2 lbs.
Shelflife 2 year
RoHS/WEEE
Status
COMPATIBILITY
Chemask
®
is generally compatible with most
materials used in printed circuit board
fabrication. As with any solder masking
agent, compatibility with substrate must be
determined on a non-critical area prior to use.
TDS # CM8E
CHEMTRONICS
®
Technical Data Sheet
Chemask
®