Cirlex Film Data

Plastic Selections

Cirlex ® Polyimide Film

*PHYSICAL*
ASTM or UL test	Property	Results
D792	Density (lb/in³) (g/cm³)	0.051 1.42
D570	Water Absorption, saturation (%)	4.0
*MECHANICAL*
D638	Tensile Strength (psi)	32,490
D638	Yield Point at 3% (psi)	6,100
D638	Stress to Produce 5% Elongation (psi)	10,300
D790	Ultimate Elongation (%)	65
D790	Tensile Modulus (psi)	330,000
*THERMAL*
-	Glass Transition Temp (°F / °C)	664 / 351
D696	Coefficient of Linear Thermal Expansion (x 10^-5 in./in./°F)	11
C177	Thermal Conductivity (BTU-in/ft²-hr-°F) (x 10^-4 cal/cm-sec-°C)	0.0025 0.084
C177	Specific Heat (J/g-°K)	1.09
UL94	Flammability Rating	V-0
*ELECTRICAL*
D149	Dielectric Strength (V/mil) short time	2790
D150	Dielectric Constant at 1 kHz	3.45
D150	Dissipation Factor	0.0021

NOTE: The information contained herein are typical values intended for reference and comparison purposes only. They should NOT be used as a basis for design specifications or quality control. Contact us for manufacturers' complete material property datasheets.
All values at 73°F (23°C) unless otherwise noted.

Fasteners
Self Drilling Screws	Carriage Bolts
Self Tapping Screws	Hex Nuts
Set Screws	Lag Screws
Sheet Metal Screws	Wood Screws
Washers	Spring Pins
Threaded Rods	Dowel Pins
Socket Head Shoulder Screw	Taper Pins
Socket Head Cap Screws	Shafts
Metal/Plastics Spacers-Standoffs	Felt Sheets, Discs, Strips, Cords
Machine Screws	Drill Bits
U Channels	Circuit Breakers
Eyebolts	Spur Gears
Worm Gears	Miter Gears
Gear Racks	Helical Gears
Springs	Tapes- Skived, Adhesive Backed
Exhaust, Duct, Air, Vacuum Hose	Washers