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Lexan PC 945物性
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非填充，注射级,无氯，非溴UL - 94 V0,有各种不透明的颜色,适用范围广
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Property
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| TYPICAL PROPERTIES(1) | ||||
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MECHANICAL
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Value | Unit | Standard | |
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Tensile Stress, yld, Type I, 50 mm/min
|
630
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kgf/cm2
|
ASTM D 638
|
|
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Tensile Stress, brk, Type I, 50 mm/min
|
660
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kgf/cm2
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ASTM D 638
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|
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Tensile Strain, yld, Type I, 50 mm/min
|
6
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%
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ASTM D 638
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|
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Tensile Strain, brk, Type I, 50 mm/min
|
125
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%
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ASTM D 638
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|
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Tensile Modulus, 50 mm/min
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23200
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kgf/cm2
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ASTM D 638
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|
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Flexural Stress, yld, 1.3 mm/min, 50 mm span
|
1030
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kgf/cm2
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ASTM D 790
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|
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Flexural Modulus, 1.3 mm/min, 50 mm span
|
23900
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kgf/cm2
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ASTM D 790
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|
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IMPACT
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Value | Unit | Standard | |
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Izod Impact, notched, 23°C
|
81
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cm-kgf/cm
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ASTM D 256
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|
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Instrumented Impact Total Energy, 23°C
|
748
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cm-kgf
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ASTM D 3763
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|
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THERMAL
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Value | Unit | Standard | |
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Vicat Softening Temp, Rate B/50
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143
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°C
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ASTM D 1525
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|
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HDT, 0.45 MPa, 3.2 mm, unannealed
|
137
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°C
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ASTM D 648
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|
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HDT, 1.82 MPa, 3.2mm, unannealed
|
126
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°C
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ASTM D 648
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|
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CTE, -40°C to 40°C, flow
|
6.66E-05
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1/°C
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ASTM E 831
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|
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CTE, -40°C to 40°C, xflow
|
6.66E-05
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1/°C
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ASTM E 831
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|
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Relative Temp Index, Elec
|
130
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°C
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UL 746B
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|
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Relative Temp Index, Mech w/impact
|
120
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°C
|
UL 746B
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|
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Relative Temp Index, Mech w/o impact
|
130
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°C
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UL 746B
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|
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PHYSICAL
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Value | Unit | Standard | |
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Specific Gravity
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1.19
|
-
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ASTM D 792
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|
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Mold Shrinkage, flow, 3.2 mm
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0.6 - 0.8
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%
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SABIC Method
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|
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Melt Flow Rate, 300°C/1.2 kgf
|
10
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g/10 min
|
ASTM D 1238
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|
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ELECTRICAL
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Value | Unit | Standard | |
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Arc Resistance, Tungsten {PLC}
|
7
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PLC Code
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ASTM D 495
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|
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Hot Wire Ignition {PLC)
|
2
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PLC Code
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UL 746A
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|
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High Voltage Arc Track Rate {PLC}
|
4
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PLC Code
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UL 746A
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|
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High Ampere Arc Ign, surface {PLC}
|
3
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PLC Code
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UL 746A
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|
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Comparative Tracking Index (UL) {PLC}
|
2
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PLC Code
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UL 746A
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|
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FLAME CHARACTERISTICS
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Value | Unit | Standard | |
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UL Recognized, 94V-2 Flame Class Rating (3)
|
0.8
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mm
|
UL 94
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|
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UL Recognized, 94V-0 Flame Class Rating (3)
|
1.14
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mm
|
UL 94
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|
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UL Recognized, 94-5VA Rating (3)
|
3.04
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mm
|
UL 94
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|
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Glow Wire Flammability Index 960°C, passes at
|
1
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mm
|
IEC 60695-2-12
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|
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Glow Wire Ignitability Temperature, 1.0 mm
|
875
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°C
|
IEC 60695-2-13
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|
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Oxygen Index (LOI)
|
35
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%
|
ISO 4589
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|
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Processing
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| Parameter | ||
|
Injection Molding
|
Value | Unit |
|
Drying Temperature
|
120
|
°C
|
|
Drying Time
|
3 - 4
|
hrs
|
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Drying Time (Cumulative)
|
48
|
hrs
|
|
Maximum Moisture Content
|
0.02
|
%
|
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Melt Temperature
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295 - 315
|
°C
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Nozzle Temperature
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290 - 310
|
°C
|
|
Front - Zone 3 Temperature
|
295 - 315
|
°C
|
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Middle - Zone 2 Temperature
|
280 - 305
|
°C
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Rear - Zone 1 Temperature
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270 - 295
|
°C
|
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Mold Temperature
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70 - 95
|
°C
|
|
Back Pressure
|
0.3 - 0.7
|
MPa
|
|
Screw Speed
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40 - 70
|
rpm
|
|
Shot to Cylinder Size
|
40 - 60
|
%
|
|
Vent Depth
|
0.025 - 0.076
|
mm
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