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ASTADUR™ PBT B4500 Datasheet

Polybutylene Terephthalate

Supplied by Marplex Australia Pty. Ltd.

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Product Description
ASTADUR™ B4500 is a standard grade of Polybutylene Terephthalate (PBT) polymer. It has excellent processability, high rigidity good dimensional stability and is resistant to chemical attack.

Note: The letters "UV" indicate UV stabilisation has been added [ ie: ASTADUR™ B4500UV ].
General  
Material Status 
  • Commercial: Active
Availability 
  • Asia Pacific
  • Latin America
  • North America
Features 
  • Good Chemical Resistance
  • Good Dimensional Stability
  • Good Processability
  • High Rigidity
 
Physical
Nominal Value
Unit
Test Method
Specific Gravity
 
ASTM D792
Melt Mass-Flow Rate (MFR) (250°C/2.16 kg)
g/10 min
ASTM D1238
Molding Shrinkage - Flow (0,118 in)
in/in
ASTM D955
Water Absorption (Saturation)
%
ASTM D570
Mechanical
Nominal Value
Unit
Test Method
Tensile Strength 2 (0,126 in)
psi
ASTM D638
Tensile Elongation 2 (Break, 0,126 in)
%
ASTM D638
Flexural Modulus 3 (0,126 in)
psi
ASTM D790
Flexural Strength 3 (0,126 in)
psi
ASTM D790
Impact
Nominal Value
Unit
Test Method
Notched Izod Impact (0,126 in)
ft·lb/in
ASTM D256
Gardner Impact (0,126 in)
in·lb
ASTM D3029
Hardness
Nominal Value
Unit
Test Method
Rockwell Hardness (R-Scale)
 
ASTM D785
Thermal
Nominal Value
Unit
Test Method
Deflection Temperature Under Load
    ASTM D648
66 psi, Unannealed, 0,126 in
°F
 
264 psi, Unannealed, 0,126 in
°F
 
Vicat Softening Temperature
°F
ASTM D1525 4
CLTE - Flow
in/in/°F
ASTM D696
Electrical
Nominal Value
Unit
Test Method
Volume Resistivity
ohm·cm
ASTM D257
Electric Strength
V/mil
IEC 60243-1
Comparative Tracking Index (Solution A)
V
IEC 60112
Flammability
Nominal Value
Unit
Test Method
Flame Rating (0,0630 in)
 
UL 94
Glow Wire Ignition Temperature (0,0630 in)
°F
AS/NZS 60695
Features
Features may also be described by the following terms: Good Chemical Resistance, Chemical Resistant, Good Dimensional Stability, Dimensionally Stable, Good Processability, Easy Processing, High Rigidity.
Available Documents
Technical Datasheet (English)
Injection
Nominal Value
Unit
 
Drying Temperature
°F
 
Drying Time
hr
 
Rear Temperature
°F
 
Middle Temperature
°F
 
Front Temperature
°F
 
Processing (Melt) Temp
°F
 
Mold Temperature
°F
 
Injection Pressure
psi
 
Injection Rate
 
 
Back Pressure
psi
 
Screw Speed
rpm
 
Clamp Tonnage
tons/in²
 
Extrusion Notes
Peripheral Speed: 200 mm/s
Notes
1Typical properties: these are not to be construed as specifications.
20,20 in/min
30,051 in/min
4Loading 1 (10 N)
 
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The information presented on this datasheet was acquired by UL Prospector from the producer of the material. UL Prospector makes substantial efforts to assure the accuracy of this data. However, UL Prospector assumes no responsibility for the data values and strongly encourages that upon final material selection, data points are validated with the material supplier.