VALOX™ Resin 508R

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Americas: COMMERCIAL

30% GR PBT+PC. Excellent mechanical and thermal performance. Non-FR. Reduced warpage characteristics. Applications same as VALOX 420R.

Property

MECHANICAL

Tensile Stress, brk, Type I, 5 mm/min

1120

kgf/cm²

ASTM D 638

Flexural Stress, brk, 1.3 mm/min, 50 mm span

1930

kgf/cm²

ASTM D 790

Flexural Modulus, 1.3 mm/min, 50 mm span

70300

kgf/cm²

ASTM D 790

Hardness, Rockwell R

119

-

ASTM D 785

IMPACT

Izod Impact, unnotched, 23°C

65

cm-kgf/cm

ASTM D 4812

Izod Impact, notched, 23°C

9

cm-kgf/cm

ASTM D 256

Izod Impact, notched, -30°C

8

cm-kgf/cm

ASTM D 256

Instrumented Impact Energy @ peak, 23°C

69

cm-kgf

ASTM D 3763

Instrumented Impact Total Energy, 23°C

82

cm-kgf

ASTM D 3763

THERMAL

HDT, 0.45 MPa, 6.4 mm, unannealed

215

°C

ASTM D 648

HDT, 1.82 MPa, 6.4 mm, unannealed

176

°C

ASTM D 648

CTE, -40°C to 40°C, flow

2.34E-05

1/°C

ASTM E 831

CTE, 60°C to 138°C, flow

1.62E-05

1/°C

ASTM E 831

Relative Temp Index, Elec

125

°C

UL 746B

Relative Temp Index, Mech w/impact

110

°C

UL 746B

Relative Temp Index, Mech w/o impact

125

°C

UL 746B

PHYSICAL

Specific Gravity

1.5

-

ASTM D 792

Specific Volume

0.66

cm³/g

ASTM D 792

Water Absorption, 24 hours

0.06

%

ASTM D 570

Mold Shrinkage, flow, 1.5-3.2 mm (5)

0.3 - 0.5

%

SABIC Method

Mold Shrinkage, flow, 3.2-4.6 mm (5)

0.5 - 0.8

%

SABIC Method

Mold Shrinkage, xflow, 1.5-3.2 mm (5)

0.4 - 0.6

%

SABIC Method

Mold Shrinkage, xflow, 3.2-4.6 mm (5)

0.6 - 0.9

%

SABIC Method

ELECTRICAL

Volume Resistivity

5.9E+16

Ohm-cm

ASTM D 257

Dielectric Strength, in air, 3.2 mm

23.6

kV/mm

ASTM D 149

Dielectric Strength, in oil, 1.6 mm

29.1

kV/mm

ASTM D 149

Relative Permittivity, 100 Hz

3.6

-

ASTM D 150

Relative Permittivity, 1 MHz

3.6

-

ASTM D 150

Dissipation Factor, 100 Hz

0.0014

-

ASTM D 150

Dissipation Factor, 1 MHz

0.02

-

ASTM D 150

Arc Resistance, Tungsten {PLC}

6

PLC Code

ASTM D 495

Hot Wire Ignition {PLC)

1

PLC Code

UL 746A

High Voltage Arc Track Rate {PLC}

2

PLC Code

UL 746A

High Ampere Arc Ign, surface {PLC}

3

PLC Code

UL 746A

Comparative Tracking Index (UL) {PLC}

4

PLC Code

UL 746A

FLAME CHARACTERISTICS

UL Recognized, 94HB Flame Class Rating (3)

1.47

mm

UL 94

UV-light, water exposure/immersion

F2

-

UL 746C

Source GMD, last updated:1999/12/29

Processing

Injection Molding

Drying Temperature

120

°C

Drying Time

3 - 4

hrs

Drying Time (Cumulative)

12

hrs

Maximum Moisture Content

0.02

%

Melt Temperature

250 - 265

°C

Nozzle Temperature

245 - 260

°C

Front - Zone 3 Temperature

250 - 265

°C

Middle - Zone 2 Temperature

245 - 260

°C

Rear - Zone 1 Temperature

240 - 255

°C

Mold Temperature

65 - 90

°C

Back Pressure

0.3 - 0.7

MPa

Screw Speed

50 - 80

rpm

Shot to Cylinder Size

40 - 80

%

Vent Depth

0.025 - 0.038

mm