Products

LEXAN™ Copolymer 4704

LEXAN™ Copolymer 4704

Manufacturer: SABIC
Produced At: Import/ China
Product Category: Polycarbonate
Product No: LEXAN Copolymer 4704
Product Quantity: 25KG / BAG
Product Features: Copolymer，Food Contact Acceptable，High Heat Resistance

LEXAN™ Copolymer 4704

Polycarbonate
Product Description:
High heat resistant polycarbonate copolymer, provides DTUL of 300F at 264 psi. FDA food contact compliant in limited colors. Effective January 15th, 2008 this grade will no longer be supported with biocompatibility information and should not be used for medical applications which require biocompatibility. Alternative grade HPH4704.
Features 
CopolymerFood Contact AcceptableHigh Heat Resistance
Uses 
AppliancesElectrical/Electronic ApplicationsNon-specific Food Applications
Agency Ratings 

  • FDA Food Contact, Unspecified Rating

Processing Method 

  • Injection Molding

Also Available In 
Asia PacificEurope 
Physical
Nominal Value
Unit
Test Method
Density / Specific Gravity



--

  • 1.19

  • 1.20


ASTM D792
--
1.20
g/cm³
ISO 1183
Specific Volume
23.0
in³/lb
ASTM D792
Melt Mass-Flow Rate (MFR) (300°C/1.2 kg)
2.0
g/10 min
ASTM D1238
Melt Volume-Flow Rate (MVR) (300°C/1.2 kg)
0.122
in³/10min
ISO 1133
Molding Shrinkage - Flow (0.126 in)
8.0E-3 to 0.010
in/in
Internal Method
Water Absorption



24 hr
0.19
%
ASTM D570
Saturation, 73°F
0.16
%
ISO 62
Equilibrium, 73°F, 50% RH
0.35
%
ISO 62
Hardness
Nominal Value
Unit
Test Method
Rockwell Hardness


ASTM D785
M-Scale
92


R-Scale
127


Mechanical
Nominal Value
Unit
Test Method
Tensile Modulus



-- 3
302000
psi
ASTM D638
--
315000
psi
ISO 527-2/1
Tensile Strength



Yield 4
9430
psi
ASTM D638
Yield
9860
psi
ISO 527-2/50
Break 4
11200
psi
ASTM D638
Break
9860
psi
ISO 527-2/50
Tensile Elongation



Yield 4
8.0
%
ASTM D638
Yield
7.0
%
ISO 527-2/50
Break 4
78
%
ASTM D638
Break
100
%
ISO 527-2/50
Flexural Modulus



1.97 in Span 5
338000
psi
ASTM D790
-- 6
300000
psi
ISO 178
Flexural Stress



-- 6, 7
9570
psi
ISO 178
Yield, 1.97 in Span 5
14100
psi
ASTM D790
Impact
Nominal Value
Unit
Test Method
Notched Izod Impact



-22°F
1.6
ft·lb/in
ASTM D256
73°F
7.0
ft·lb/in
ASTM D256
-22°F 8
2.9
ft·lb/in²
ISO 180/1A
73°F 8
3.3
ft·lb/in²
ISO 180/1A
Unnotched Izod Impact (73°F)
60
ft·lb/in
ASTM D4812
Instrumented Dart Impact (73°F, Total Energy)
655
in·lb
ASTM D3763
Gardner Impact (73°F)
1320
in·lb
ASTM D3029
Tensile Impact Strength 9
275
ft·lb/in²
ASTM D1822
Thermal
Nominal Value
Unit
Test Method
Deflection Temperature Under Load



264 psi, Unannealed, 0.126 in
298
°F
ASTM D648
264 psi, Unannealed, 0.157 in, 2.52 in Span 8
302
°F
ISO 75-2/Af
Vicat Softening Temperature



--
343
°F
ASTM D1525 10
--
329
°F
ISO 306/B50
--
333
°F
ISO 306/B120
CLTE



Flow : -40 to 104°F
3.3E-5
in/in/°F
ASTM E831, ISO 11359-2
Flow : -40 to 203°F
4.5E-5
in/in/°F
ASTM E831
Transverse : -40 to 104°F
3.3E-5
in/in/°F
ASTM E831
Transverse : -40°F
3.3E-5
in/in/°F
ISO 11359-2
Specific Heat
0.299
Btu/lb/°F
ASTM C351
Thermal Conductivity
1.5
Btu·in/hr/ft²/°F
ASTM C177
RTI Elec
266
°F
UL 746
RTI Imp
266
°F
UL 746
RTI Str
266
°F
UL 746
Electrical
Nominal Value
Unit
Test Method
Volume Resistivity
> 2.5E+17
ohms·cm
ASTM D257
Dielectric Strength (0.126 in, in Air)
510
V/mil
ASTM D149
Dielectric Constant


ASTM D150
60 Hz
3.27


50 kHz
3.27


1 MHz
3.10


Dissipation Factor


ASTM D150
50 Hz
1.6E-3


60 Hz
1.6E-3


100 Hz
0.026


Arc Resistance 11
PLC 6

ASTM D495
Comparative Tracking Index (CTI)
PLC 3

UL 746
High Amp Arc Ignition (HAI) 12
PLC 3

UL 746
High Voltage Arc Tracking Rate (HVTR)
PLC 3

UL 746
Hot-wire Ignition (HWI)
PLC 2

UL 746
Flammability
Nominal Value
Unit
Test Method
Flame Rating (0.06 in)
HB

UL 94
Optical
Nominal Value
Unit
Test Method
Refractive Index
1.600

ASTM D542
Transmittance (100 mil)
85.0
%
ASTM D1003
Haze (100 mil)
1.0
%
ASTM D1003
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Injection
Nominal Value
Unit

Drying Temperature
248
°F

Drying Time
3.0 to 4.0
hr

Suggested Max Moisture
0.020
%

Suggested Shot Size
40 to 60
%

Rear Temperature

Products are widely used in plastic modification, automotive, construction, electrical and electronic, industrial, daily necessities and other fields


Consultation

Shanghai Langqi Plastic Materials Co., Ltd.   沪ICP备12022668号 公安机关备案号：31011202003696

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