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.

This material data has been provided by Sabic.

"Typical" values were obtained via a literature search. "Predicted" values were imputed via artificial intelligence technology. While we have placed significant efforts in ensuring data accuracy, "typical" and "predicted" data should be considered indicative and verified by appropriate material testing. Please do contact us if additional information on the the predicted data method is required.
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.

Ashby charts

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Available suppliers

SABIC

MANUFACTURER, PROCESSOR AND DISTRIBUTOR

Additional services:

Our six Global Application Technology development hubs add value to our customers’ entire product development cycles in a wide range of industries. We provide our customers with advanced design, predictive engineering, testing, validation and processing services. Our COLORXPRESS™ services team provides global color matching and maintenance. Our Fast Formulation services provide initial assessments within five business days and custom-made samples typically in four to six weeks.

Applications

Electrical Engineering

Consumer Goods

Domestic Electrical Appliances

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Properties

General

Property	Temperature	Value	Comment
Density	23.0 °C	1.19 g/cm³ Show Supplier Material materials with Density of 1.19 g/cm³	ASTM D 792

Mechanical

Property	Temperature	Value	Comment
Elongation	23.0 °C	78 % Show Supplier Material materials with Elongation of 78 %	ASTM D 638 \| brk, Type I, 50 mm/min
Flexural modulus	23.0 °C	2.3 GPa Show Supplier Material materials with Flexural modulus of 2.3 GPa	ASTM D 790 \| 1.3 mm/min, 50 mm span
Hardness, Rockwell R	23.0 °C	127 [-] Show Supplier Material materials with Hardness, Rockwell R of 127 [-]	ASTM D 785
Impact strength, Izod notched	23.0 °C	373 kJ/m² Show Supplier Material materials with Impact strength, Izod notched of 373 kJ/m²	ASTM D 256 \| notched, 23°C
Tensile strength	23.0 °C	77 MPa Show Supplier Material materials with Tensile strength of 77 MPa	ASTM D 638 \| brk, Type I, 50 mm/min

Thermal

Property	Temperature	Value	Comment
Coefficient of thermal expansion	23.0 °C	8.1E-5 1/K Show Supplier Material materials with Coefficient of thermal expansion of 8.1E-5 1/K	ASTM E 831 \| -40°C to 95°C
Heat deflection temperature		148 °C Show Supplier Material materials with Heat deflection temperature of 148 °C
Heat deflection temperature, 1.80 MPa		148 °C Show Supplier Material materials with Heat deflection temperature, 1.80 MPa of 148 °C	ASTM D 648 \| 3.2mm, unannealed
Thermal conductivity	23.0 °C	0.21 W/(m·K) Show Supplier Material materials with Thermal conductivity of 0.21 W/(m·K)	ASTM C177
Flammability	UL Recognized, 94HB Flame Class Rating: ≥1.5mm UL 94 <br> UL Yellow Card Link: https://iq.ul.com/ul/cert.aspx?ULID=220885- -

Electrical

Property	Temperature	Value	Comment
Dielectric constant, 1MHz	23.0 °C	3.1 [-] Show Supplier Material materials with Dielectric constant, 1MHz of 3.1 [-]	ASTM D 150
Dissipation factor, 100Hz	23.0 °C	0.03 [-] Show Supplier Material materials with Dissipation factor, 100Hz of 0.03 [-]	ASTM D 150

Rheological Properties

Property	Temperature	Value	Comment
Shrinkage	23.0 °C	0.8 % Show Supplier Material materials with Shrinkage of 0.8 %	SABIC method \| 3.2 mm

Technological properties

Property
Application areas	Food Container, Electronic Components, Commercial Storage/Cookware, Small Appliance, Servingware
Availability	Europe,Asia,Americas
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 0.7MPa Drying Time (Cumulative): 48hrs Drying Time: 3 to 4.0hrs Maximum Moisture Content: 0.02% Middle - Zone 2 Temperature: 340 to 360.0°C Vent Depth: 0.025 to 0.076mm 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 70.0rpm
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.