LEXAN™ Copolymer ML7689 - Asia

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Description

LEXAN ML7689 polycarbonate (PC) siloxane copolymer resin IS a high viscosity injection molding (IM) grade WITH good processability, offering opportunities FOR shorter IM CYCLE times compared TO standard PC resins. This resin offers extreme low temperature (-40 degree C) ductility. LEXAN ML7689resin IS FDA/EU FC compliant available IN OPAQUE colors ONLY AND IS an excellent candidate FOR food contact applications.

Los datos sobre este material han sido proporcionados por Sabic.

A menos que se indique lo contrario, todas las medidas corresponden a condiciones de temperatura ambiente. A menos que se indique lo contrario, se utilizan las unidades del SI.
Las normas armonizadas son similares a uno o varios estándares del proveedor. Es posible que algunas normas armonizadas se ajusten al estándar original, mientras que otras pueden quedar fuera de su alcance.

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Propiedades

General

PropertyTemperatureValueComment

Densidad

23.0 °C

1.19 g/cm³

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ISO 1183

Densidad relativa

23.0 °C

1.18 [-]

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ASTM D 792 |

Mecánica

PropertyTemperatureValueComment

Elongación

23.0 °C

120 %

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ISO 527 | break, 50 mm/min

Impact strength, Izod notched, ASTM

23.0 °C

850 J/m

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ASTM D 256

Módulo de flexión

23.0 °C

2.3 GPa

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ISO 178 | 2 mm/min

Módulo elástico

23.0 °C

2.2 GPa

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ISO 527 | 1 mm/min

Resistencia a la flexión

23.0 °C

85 MPa

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ISO 178 | yield, 2 mm/min

Resistencia a la tracción

23.0 °C

57 MPa

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ISO 527 | yield, 50 mm/min

Resistencia al choque, ensayo Izod entallado

23.0 °C

850 kJ/m²

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ASTM D 256 | notched, 23°C

Aplicaciones térmicas

PropertyTemperatureValueComment

Coeficiente de dilatación térmica

23.0 °C

7.2E-5 1/K

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ISO 11359-2 | 23°C to 80°C

Coeficiente de dilatación térmica transversal

23.0 °C

7.2E-5 1/K

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ISO 11359-2 | 23°C to 80°C

Heat deflection temperature, 0.45 MPa

139 °C

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ASTM D 648 | 3.2 mm, unannealed

Heat deflection temperature, 1.80 MPa

128 °C

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

Temperatura de flexión bajo carga

128 - 139 °C

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Temperatura de reblandecimiento Vicat

146 °C

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ISO 306 | Rate B/120

Rheological Properties

PropertyValueComment

Velocidad de flujo de la masa derretida

6 g/10min

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ASTM D 1238 | 300°C/1.2 kgf

Velocidad de flujo del volumen derretido

6 cm³/10min

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ISO 1133 | MVR at 300°C/1.2 kg

Technological properties

Property
Application areas

Enclosures

Availability

Europe,Asia

Processing methods

Shot to Cylinder Size: 40 to 60.0%
Drying Temperature: 120°C
Mold Temperature: 70 to 95.0°C
Front - Zone 3 Temperature: 295 to 315.0°C
Middle - Zone 2 Temperature: 280 to 305.0°C
Drying Time: 3 to 4.0hrs
Rear - Zone 1 Temperature: 270 to 295.0°C
Maximum Moisture Content: 0.02%
Nozzle Temperature: 290 to 310.0°C
Screw Speed: 40 to 70.0rpm
Back Pressure: 0.3 to 0.7MPa
Vent Depth: 0.025 to 0.076mm
Drying Time (Cumulative): 48hrs
Melt Temperature: 295 to 315.0°C

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.