VALOX™ Resin 745

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Description

30% mineral reinforced polyester improved toughness and low warpage. Typical applications are telephone ringer frames and card racks.

Diese Materialdaten wurden von Matmatch zur Verfügung gestellt

Alle Daten beziehen sich auf Raumtemperatur soweit nicht anderweitig spezifiziert. SI Einheiten werden verwendt soweit nicht anderweitig spezifiziert.
Äquivalente Standards sind ähnlich zu einem oder mehreren Standards die der Anbieter angegeben hat. Manche äquivalente Standards können strikter sein oder außerhalb der Bedingungen des ursprünglichen Standards.

Ashby charts

Eigenschaften

Allgemein

PropertyTemperatureValueComment

Dichte

23.0 °C

1.46 g/cm³

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ASTM D 792

Wasserabsorption

23.0 °C

0.09 %

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ASTM D 570 | 24 Hours

Mechanisch

PropertyTemperatureValueComment

Biegemodul

23.0 °C

3.44 GPa

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

Flexural yield strength

23.0 °C

89 MPa

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

Hardness, Rockwell R

23.0 °C

112 [-]

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ASTM D 785

Impact strength, Izod notched, ASTM

23.0 °C

80 J/m

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ASTM D 256

Impact strength, Izod unnotched, ASTM

23.0 °C

1602 J/m

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ASTM D 4812

Streckgrenze

23.0 °C

48 MPa

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ASTM D 638 | Type I, 50 mm/min

Zugfestigkeit

23.0 °C

46 MPa

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ASTM D 638 | Type I, 50 mm/min

Thermisch

PropertyTemperatureValueComment

Heat deflection temperature, 1.80 MPa

87 °C

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ASTM D 648 | 1.82 MPa, 6.4 mm, unannealed

Koeffizient der thermischen Ausdehnung

23.0 °C

1.39E-4 1/K

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ASTM E 831 | 60°C to 138°C

Relative temperature index, electrical

105 °C

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UL 746B

Relative temperature index, mechanical impact

105 °C

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UL 746B

Relative temperature index, mechanical strength

105 °C

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UL 746B

Entflammbarkeit

UL Recognized, 94HB Flame Class Rating | 1.47mm | UL 94

Elektrisch

PropertyTemperatureValueComment

Dielektrizitätskonstante

23.0 °C

3.2 [-]

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ASTM D 150 | at 1 MHz

Durchschlagfestigkeit

23.0 °C

24.8 kV/mm

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ASTM D 149 | in oil, 1.6 mm

Kriechstromfestigkeit

23.0 °C

2 V

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UL 746A

Verlustfaktor

23.0 °C

0.01 [-]

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ASTM D 150 | at 1 MHz

spezifischer Widerstand

23.0 °C

6.90E+14 Ω·m

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ASTM D 257

Rheological Properties

PropertyTemperatureValueComment

Schrumpfung

23.0 °C

0.6 - 0.8 %

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SABIC method | 1.5-3.2 mm

Schrumpfung, diagonal

23.0 °C

0.6 - 0.8 %

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SABIC method | 1.5-3.2 mm

Technological properties

Property
Application areas

Displays,Electronic Components,Enclosures,Heavy Vehicles,Medical Device,Medical Facility Infrastructure,Security/Detection

Fillers

30% Mineral Powder

Processing methods

Drying Temperature: 120°C, Drying Time: 3-4hrs, Drying Time (Cumulative): 12hrs, Maximum Moisture Content: 0.02%, Melt Temperature: 255-275°C, Nozzle Temperature: 255-270°C, Front - Zone 3 Temperature: 255-265°C, Middle - Zone 2 Temperature: 250-260°C, Rear - Zone 1 Temperature: 245-255°C, Mold Temperature: 65-95°C, Back Pressure: 0.3-0.7MPa, Screw Speed: 50-80rpm, Shot to Cylinder Size: 40-80%, Vent Depth: 0.025-0.038mm