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Sabic工程塑膠原料 Lexan PC 920A物性

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Sabic工程塑膠原料 >> Lexan PC >> 耐燃PC（透明） >> Lexan PC 920A
Lexan PC 920A - 920A-111, 920A-701, 920A-BK1066, 920A-NA, Lexan 920A, 920A物性, Sabic 920A, GE 920A, PC 920A, Sabic PC, GE PC, PC 物性, 聚碳酸酯 - 920A

品名:Lexan PC

牌號:920A

Lexan PC 920A 低粘度注射成形，阻燃的PC 。特殊的表面外觀。有透明和不透明的顏色


Lexan PC 920A物性

Property
TYPICAL PROPERTIES (1)
MECHANICAL
Value Unit Standard
Tensile Stress, yld, Type I, 50 mm/min
630
kgf/cm2
ASTM D 638
Tensile Stress, brk, Type I, 50 mm/min
560
kgf/cm2
ASTM D 638
Tensile Strain, yld, Type I, 50 mm/min
7
%
ASTM D 638
Tensile Strain, brk, Type I, 50 mm/min
90
%
ASTM D 638
Flexural Stress, yld, 1.3 mm/min, 50 mm span
920
kgf/cm2
ASTM D 790
Flexural Modulus, 1.3 mm/min, 50 mm span
22800
kgf/cm2
ASTM D 790
Hardness, Rockwell M
70
-
ASTM D 785
Hardness, Rockwell R
118
-
ASTM D 785
Taber Abrasion, CS-17, 1 kg
10
mg/1000cy
ASTM D 1044
IMPACT
Value Unit Standard
Izod Impact, unnotched, 23°C
326
cm-kgf/cm
ASTM D 4812
Izod Impact, notched, 23°C
65
cm-kgf/cm
ASTM D 256
Tensile Impact, Type "S"
535
cm-kgf/cm2
ASTM D 1822
Falling Dart Impact (D 3029), 23°C
1728
cm-kgf
ASTM D 3029
THERMAL
Value Unit Standard
Vicat Softening Temp, Rate B/50
151
°C
ASTM D 1525
HDT, 0.45 MPa, 6.4 mm, unannealed
137
°C
ASTM D 648
HDT, 1.82 MPa, 6.4 mm, unannealed
132
°C
ASTM D 648
CTE, -40°C to 95°C, flow
6.84E-05
1/°C
ASTM E 831
Thermal Conductivity
0.19
W/m-°C
ASTM C 177
Relative Temp Index, Elec
130
°C
UL 746B
Relative Temp Index, Mech w/impact
120
°C
UL 746B
Relative Temp Index, Mech w/o impact
130
°C
UL 746B
PHYSICAL
Value Unit Standard
Specific Gravity
1.21
-
ASTM D 792
Specific Volume
0.83
cm2g
ASTM D 792
Density
1.217
g/cm2
ASTM D 792
Water Absorption, 24 hours
0.15
%
ASTM D 570
Water Absorption, equilibrium, 23C
0.35
%
ASTM D 570
Water Absorption, equilibrium, 100°C
0.58
%
ASTM D 570
Mold Shrinkage, flow, 3.2 mm
0.5 - 0.7
%
SABIC Method
Melt Flow Rate, 300°C/1.2 kgf
14.5
g/10 min
ASTM D 1238
OPTICAL
Value Unit Standard
Light Transmission
85
%
ASTM D 1003
Haze
1
%
ASTM D 1003
Refractive Index
1.586
-
ASTM D 542
ELECTRICAL
Value Unit Standard
Volume Resistivity
>1.E+17
Ohm-cm
ASTM D 257
Dielectric Strength, in air, 3.2 mm
16.7
kV/mm
ASTM D 149
Relative Permittivity, 50/60 Hz
3.01
-
ASTM D 150
Relative Permittivity, 1 MHz
2.96
-
ASTM D 150
Dissipation Factor, 50/60 Hz
0.0009
-
ASTM D 150
Dissipation Factor, 1 MHz
0.01
-
ASTM D 150
Arc Resistance, Tungsten {PLC}
7
PLC Code
ASTM D 495
Hot Wire Ignition {PLC)
2
PLC Code
UL 746A
High Voltage Arc Track Rate {PLC}
3
PLC Code
UL 746A
High Ampere Arc Ign, surface {PLC}
3
PLC Code
UL 746A
Comparative Tracking Index (UL) {PLC}
2
PLC Code
UL 746A
FLAME CHARACTERISTICS
Value Unit Standard
UL Recognized, 94V-2 Flame Class Rating (3)
1.47
mm
UL 94
UL Recognized, 94V-0 Flame Class Rating (3)
2.99
mm
UL 94
Radiant Panel Listing
YES
-
UL Tested
Processing


Parameter
Injection Molding
Value Unit
Drying Temperature
120
°C
Drying Time
3 - 4
hrs
Drying Time (Cumulative)
48
hrs
Maximum Moisture Content
0.02
%
Melt Temperature
290 - 310
°C
Nozzle Temperature
280 - 305
°C
Front - Zone 3 Temperature
290 - 310
°C
Middle - Zone 2 Temperature
275 - 300
°C
Rear - Zone 1 Temperature
265 - 290
°C
Mold Temperature
70 - 95
°C
Back Pressure
0.3 - 0.7
MPa
Screw Speed
40 - 70
rpm
Shot to Cylinder Size
40 - 60
%
Vent Depth
0.025 - 0.076
mm



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