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3D-CAM POLYCARBONATE

PHYSICAL PROPERTIES

Density 0.0397-0.0484 lb/in3
Water Absorption 0.05-0.7 %
Moisture Absorption at Equilibrium 0.18-0.35 %
Water Absorption at Saturation 0.6-0.7 %
Linear Mold Shrinkage 0.002-0.008 in/in
Melt Flow 1.4-50 g/10 min
Spiral Flow 9.84-29.9 in

MECHANICAL PROPERTIES

Hardness, Rockwell R 108-122
Tensile Strength, Ultimate 5800-12500 psi
Tensile Strength, Yield 6530-10000 psi
Elongation @ break 2-150 %
Elongation @ Yield 3-105 %
Tensile Modulus 276-1160 ksi
Flexural Modulus 300-799 ksi
Flexural Yield Strength 10400-17400 psi
Izod Impact, Notched 1.41- 14.1ft-lb/in
Izod Impact, Unnotched 10.1-NB
Izod Impact, Notched Low Temp 1.4-10 ft-lb/in
Charpy Impact, Unnotched NB
Charpy Impact 20.5-37.6 ft-lb/in2
Tensile Creep Modulus, 1 hour 261000-363000 psi
Tensile Creep Modulus, 1000 hours 218000-276000 psi

ELECTRICAL PROPERTIES

Electrical Resistivity 1E+14-1E+17 ohm-cm
Dielectric Constant 2.9-3.2
Dielectric Constant, Low Frequency 2-3.3
Dielectric Strength 399-1780 kV/in
Dissipation Factor 0.007-0.02
Dissipatin Factor, Low Frequency 0.002-0.02
Surface Resistance 1E+13-1E+16 ohm
Arc Resistance 0-120 sec
Comparative Tracking Index 150-600 V
Hot Wire Ignition, HWI 15-60 sec
High Amp Arc Ignition, HAI 120 arcs
High Voltage Arc-Tracking Rate, HVTR 5.91 in/min

THERMAL PROPERTIES

CTE, linear 200 C 15.6-51.1 µ in/in-°F
CTE, linear 20° C Transverse to Flow 28.9-52.8 µ in/in-°F
Heat Capacity 0.287-0.607 BTU/lb-°F
Thermal Conductivity 0.972-1.8 BTU-in/hr-ft²-°F
Melting Point 374-500°F
Maximum Service Temperature, Air 140-270°F
Deflection Temperature at 0.46 MPa 180-279°F
Deflection Temperature at 1.8 MPa 149-259°F
Vicat Softening Point 183-284°F
UL RTI, Electrical 140-203°F
UL RTI, Mechanical with Impact 140-185°F
UL RTI Mechanical without Impact 140-185°F
Flammability, UL94 HB-V-O
Oxygen Index 21-34%

PROCESSING PROPERTIES

Processing Temperature 473-585°F
Rear Barrel Temperature 491-500°F
Middle Barrel Temperature 511-516°F
Front Barrel Temperature 536°F
Nozzle Temperature 516-520°F
Mold Temperature 140-189°F
Drying Temperature 174-241°F