LEXAN™ Copolymer 4704 - Americas

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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.

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Properties

General

Density

ρ

1.19 g/cm³ at 23 °C

ASTM D 792

Moisture absorption

cmoisture

0.35 % at 23 °C

ISO 62 | (23°C / 50% RH)

Relative density

ρrel

1.2 [-] at 23 °C

ASTM D 792

Specific volume

v

0.83 cm³/g at 23 °C

ASTM D 792

Water absorption

cwater

0.19 % at 23 °C

ASTM D 570 | (23°C/24hrs)

Mechanical

Elastic modulus

E

2.3 GPa at 23 °C

Show Polycarbonate (PC) materials with Elastic modulus of 2.3 GPa at 23 °C

ISO 527 | 1 mm/min

Elongation

A

78 % at 23 °C

Show Polycarbonate (PC) materials with Elongation of 78 % at 23 °C

ASTM D 638 | brk, Type I, 50 mm/min

Flexural modulus

Ebend

2.33 GPa at 23 °C

Show Polycarbonate (PC) materials with Flexural modulus of 2.33 GPa at 23 °C

ASTM D 790 | 1.3 mm/min, 50 mm span

Flexural strength

σbend

97 MPa at 23 °C

Show Polycarbonate (PC) materials with Flexural strength of 97 MPa at 23 °C

ASTM D 790 | yld, 1.3 mm/min, 50 mm span

Hardness, Rockwell M

HRM

92 [-] at 23 °C

Show Polycarbonate (PC) materials with Hardness, Rockwell M of 92 [-] at 23 °C

ASTM D 785 |

Hardness, Rockwell R

HRR

127 [-] at 23 °C

Show Polycarbonate (PC) materials with Hardness, Rockwell R of 127 [-] at 23 °C

ASTM D 785

Impact strength, Charpy notched

Ivnot

45 kJ/m² at 23 °C

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ISO 179/1eA | V-notch Edgew 80*10*3 sp=62mm, 23°C

Impact strength, Charpy unnotched Iunnot

ISO 179/1eU | Unnotch Edgew 80*10*3 sp=62mm, 23°C

Impact strength, Izod notched

IIzod,not

373 kJ/m² at 23 °C

Show Polycarbonate (PC) materials with Impact strength, Izod notched of 373 kJ/m² at 23 °C

ASTM D 256 | notched, 23°C

Impact strength, Izod notched, ASTM

IIzod,not,astm

373 J/m at 23 °C

Show Polycarbonate (PC) materials with Impact strength, Izod notched, ASTM of 373 J/m at 23 °C

ASTM D 256 | notched, 23°C

Impact strength, Izod unnotched IIzod,unnot

ISO 180/1U | 80*10*3, 23°C

Impact strength, Izod unnotched, ASTM

IIzod,unnot,astm

3204 J/m at 23 °C

Show Polycarbonate (PC) materials with Impact strength, Izod unnotched, ASTM of 3204 J/m at 23 °C

ASTM D 4812 | 23°C

Instrumented Impact, Total Energy

ItotalE

74 J at 23 °C

Show Polycarbonate (PC) materials with Instrumented Impact, Total Energy of 74 J at 23 °C

ASTM D 3763 | 23°C

Tensile strength

Rm

77 MPa at 23 °C

Show Polycarbonate (PC) materials with Tensile strength of 77 MPa at 23 °C

ASTM D 638 | brk, Type I, 50 mm/min

Thermal

Ball Pressure Test

nan

Coefficient of thermal expansion

α

8.1E-5 1/K at 23 °C

ASTM E 831 | -40°C to 95°C

Coefficient of thermal expansion, transverse

αtrans

6E-5 1/K at 23 °C

ISO 11359-2 | -40°C to 40°C

Flammability

UL Recognized, 94HB Flame Class Rating: 1.5 mm UL 94 | UL Yellow Card Link: https://iq.ul.com/ul/cert.aspx?ULID=220885

Heat deflection temperature, 0.45 MPa

HDT0.45,MPa

165 °C

ISO 75/Be | Edgew 120*10*4 sp=100mm

Heat deflection temperature, 1.80 MPa

HDT1.8,MPa

148 °C

ASTM D 648 | 3.2mm, unannealed

Relative temperature index, electrical

RTIel

130 °C

UL 746B

Relative temperature index, mechanical impact

RTIimp

130 °C

UL 746B

Relative temperature index, mechanical strength

RTIstr

130 °C

UL 746B

Specific heat capacity

cp

1.25E-3 J/(kg·K) at 23 °C

ASTM C 351

Thermal conductivity

λ

0.21 W/(m·K) at 23 °C

ASTM C177

Vicat softening temperature

Tsoft

167 °C

ISO 306 | Rate B/120

Electrical

Comparative tracking index

CTI

3 V at 23 °C

UL 746A | (UL) {PLC}

Dielectric constant, 1MHz

εr,1MHz

3.1 [-] at 23 °C

ASTM D 150

Dielectric constant, 60Hz

εr,60Hz

3.27 [-] at 23 °C

ASTM D 150 | 50/60 Hz

Dielectric strength

EDS

20 kV/mm at 23 °C

ASTM D 149 | in air, 3.2 mm

Dissipation factor, 100Hz

ε''100Hz

0.03 [-] at 23 °C

ASTM D 150

Dissipation factor, 50Hz

ε''50Hz

1.6E-3 [-] at 23 °C

ASTM D 150 | 50/60 Hz

High Amp Arc Ignition

HAI

1.5 mm at 23 °C

UL 746A | PLC 4

High Volt Arc Track Rate

HVTR

3 PLC Code at 23 °C

UL 746A | (PLC)

Hot-Wire Ignition

HWI

1.5 mm at 23 °C

UL 746A | PLC 3

Volume resistivity

ρel, vol

2.50E+17 Ω·cm at 23 °C

ASTM D 257

Optical

Haze

H

1 %

ASTM D 1003 | 2.54 mm

Refractive index

nd

1.6 [-]

ASTM D542

Transmission

t

85 %

ASTM D 1003 | 2.54 mm

Rheological Properties

Melt mass-flow rate

MFR

2 g/10min

ASTM D 1238 | 300°C/1.2 kgf

Melt volume-flow rate

MVR

6 cm³/10min

ISO 1133 | MVR at 300°C/5.0 kg

Shrinkage

cshrink

0.8 % at 23 °C

SABIC method | 3.2 mm

Technological properties

Application areas

Food Container, Electronic Components, Commercial Storage/Cookware, Small Appliance, Servingware

Availability

Europe,Asia,Americas

Features

High Heat Resistance

Processing Tag

Processing methods

Shot to Cylinder Size: 40 to 60.0 % | Mold Temperature: 80 to 115.0 °C | Nozzle Temperature: 345 to 365.0 °C | Drying Temperature: 120 °C | Back Pressure: 0.3 to 0.7 MPa | Drying Time (Cumulative): 48 hrs | Drying Time: 3 to 4.0 hrs | Maximum Moisture Content: 0.02 % | Middle - Zone 2 Temperature: 340 to 360.0 °C | Vent Depth: 0.025 to 0.076 mm | Front - Zone 3 Temperature: 350 to 370.0 °C | Rear - Zone 1 Temperature: 325 to 350.0 °C | Melt Temperature: 350 to 370.0 °C | Screw Speed: 40 to 70.0 rpm

Supplier Disclaimer

While the information is provided in good faith, SABIC MAKES NO WARRANTY, EXPRESS OR IMPLIED, INCLUDING MERCHANTABILITY AND NONINFRINGEMENT OF INTELLECTUAL PROPERTY, NOR ASSUMES ANY LIABILITY, DIRECT OR INDIRECT, WITH RESPECT TO THE PERFORMANCE, SUITABILITY OR FITNESS FOR INTENDED USE OR PURPOSE OF THESE PRODUCTS IN ANY APPLICATION. Each Buyer must determine the suitability of SABIC's materials for the Buyer's particular use through appropriate testing and analysis. No statement by SABIC concerning a possible use of any product, service or design is intended, or should be construed, to grant any license under any patent or other intellectual property right.

This material data has been provided by Sabic.

All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.