Price of Multifunctional And High-quality PBT Polybutylene Terephthalate Particles

Form

 Resin Pellets

Usage

 Lighting Applications  Automotive Exterior

 Automotive Lighting        Electronic Displays

Physical

Nominal Value

Test Method

Density / Specific Gravity

1.49 g/cm³

ASTM D792

Molding Shrinkage, Across Flow

Internal Method

1.5 - 3.2 mm

1.3 - 1.4 %

3.2 - 4.6 mm

1.4 - 1.5 %

Molding Shrinkage, Flow

Internal Method

1.5 - 3.2 mm

1.4 - 1.6 %

3.2 - 4.6 mm

1.5 - 1.6 %

Mechanical

Nominal Value

Test Method

Tensile Strength, Break(5 mm/min;Type I)

57.0 MPa

ASTM D638

Flexural Modulus(1.3 mm/min;50 mm;Span)

4130 MPa

ASTM D790

Flexural Strength, Break(1.3 mm/min;50 mm;Span)

103 MPa

ASTM D790

Notched Izod Impact(23 °C)

32 J/m

ASTM D256

Unnotched Izod Impact(23 °C)

390 J/m

ASTM D4812

Thermal

Nominal Value

Test Method

Deflection Temperature Under Load, Unannealed

ASTM D648

0.45 MPa;6.4 mm

187 °C

1.8 MPa;6.4 mm

105 °C

CLTE, Flow(-40 - 40 °C)

5.6E-5 cm/cm/°C

ASTM E831

Dielectric Strength, in Oil(3.2 mm)

17 kV/mm

ASTM D149

Dielectric Constant

60 Hz

5.0e+4 Hz

1.0e+6 Hz

3.10

3.10

2.90

ASTM D150

Dissipation Factor

50 Hz

60 Hz

1.0e+6 Hz

3.9E-3

3.9E-3

0.014

ASTM D150

Processing

Nominal Value

Drying Temperature<Injection>

120 °C

Drying Time<Injection>

3.0 - 4.0 hr

Suggested Max Moisture<Injection>

0.020 %

Suggested Shot Size<Injection>

40 - 80 %

Rear Temperature<Injection>

240 - 255 °C

Middle Temperature<injection>

245 - 260 °C

Front Temperature<Injection>

250 - 265 °C

Nozzle Temperature<Injection>

245 - 260 °C

Processing Temp, Melt<Injection>

250 - 265 °C

Mold Temperature<Injection>

65 - 90 °C

Back Pressure<Injection>

0.300 - 0.700 MPa

Screw Speed <Injection>

50 - 80 rpm

Vent Depth <Injection>

0.025 - 0.038 mm

Injection, Drying Time, Cumulative<Injection>

12 hrs