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TRIREX® 3025G20

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TYPICAL DATA OF TRIREX® 3025G20 GRADE

PROPERTY UNIT ASTM METHOD TYPICAL DATA
Physical
Specific Gravity - D792 1.34
Water Absorption (24 hours at 23℃) % D570 0.12
Melt Flow Rate (300℃, 1.2kg) g/10min D1238 8
MECHANICAL
Tensile Strength at yield kgf/㎠ D638 1,000
Tensile Elongation at break % D638 3
Flexural Strength at yield kgf/㎠ D790 1,500
Flexural Modulus kgf/㎠ D790 48,000
Izod Impact Strength, notched, 23℃ (1/8”) kgf∙㎝/㎝ D256 12
Rockwell Hardness R scale D785 121
THERMAL
HDT, 18.6 ㎏f/㎠ D648 145
Coefficient of Linear Thermal Expansion ㎜/㎜/℃ D696 2.3 x 10-5
ELECTRICAL
Volume Resistivity Ω∙㎝ D257 4E+16
Dielectric Strength kV/㎜ D149 31
Dielectric Constant - D150 3.05
Dissipation Factor - D150 0.0097
ARC Resistance sec D495 120
OTHERS
UL-94 Flammability (1.5mm thickness) - (UL 94) V-0
Mold Shrinkage (3mm thickness) % D955 0.1~0.3
※The figures listed in this table are typical values obtained under the standard test methods and may not be applicable for products that are under different application condition.

PROCESSING GUIDE FOR TRIREX® 3025G20 GRADE

General processing conditions for TRIREX® 3025G20 are shown below.
Drying prior to processing is essential to ensure desired appearance and property performance.

SPECIFICATION UNIT CONDITIONS
Drying Temperature 120
Drying Time hr 3~4
Moisture Content, Max % 0.02
Melt Temperature 290~320
Nozzle Temperature 300~320
Front Temperature 300~320
Middle Temperature 290~310
Rear Temperature 280~300
Mold Temperature 80~110
Back Pressure MPa 0.3~0.7
Screw Speed rpm 40~70
Vent Depth mm 0.025~0.076