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Ultradur® B 4500

Ultradur® B 4500

Manufacturer:  BASF
Produced At:  
Europe / China
Product Category:  PBT
Product No:  Ultradur
 B4500
Product Quantity:  25KG / BAG
Product Features:  Medium Viscosity

Ultradur® B 4500

Polybutylene Terephthalate
Product Description:
Medium-viscosity grade for the production of extruded cast films and thin-walled profiles and pipes.

Uses 
Cast Film、Piping、Profiles
Agency Ratings 
  • EC 1907/2006 (REACH)

RoHS Compliance 
  • RoHS Compliant

Appearance 
  • Natural Color

Forms 
  • Pellets

Processing Method 
Cast Film、Injection Molding、Pipe Extrusion、Profile Extrusion 
Multi-Point Data 
Creep Modulus vs. Time (ISO 11403-1)Isochronous Stress vs. Strain (ISO 11403-1)Isothermal Stress vs. Strain (ISO 11403-1)Secant Modulus vs. Strain (ISO 11403-1)Specific Volume vs Temperature (ISO 11403-2)Viscosity vs. Shear Rate (ISO 11403-2)
Resin ID (ISO 1043)
  • PBT

Physical
Nominal Value
Unit
Test Method
Density
1.30
g/cm³
ISO 1183
Apparent (Bulk) Density
0.70 to 0.80
g/cm³

Melt Volume-Flow Rate (MVR) (250°C/2.16 kg)
1.28
in³/10min
ISO 1133
Molding Shrinkage


ISO 294-4
Across Flow
1.9
%

Flow
1.6
%

Water Absorption


ISO 62
Saturation, 73°F
0.50
%

Equilibrium, 73°F, 50% RH
0.25
%

Viscosity Number 3
130
cm³/g
ISO 307
Mold Shrinkage 4



free, longitudinal
1.5
%

free, transverse
1.5
%

Hardness
Nominal Value
Unit
Test Method
Ball Indentation Hardness (H 358/30)
18900
psi
ISO 2039-1
Mechanical
Nominal Value
Unit
Test Method
Tensile Modulus
363000
psi
ISO 527-2
Tensile Stress (Yield)
7980
psi
ISO 527-2/50
Tensile Strain (Yield)
3.7
%
ISO 527-2/50
Nominal Tensile Strain at Break
> 50
%
ISO 527-2/50
Tensile Creep Modulus 5 (1000 hr)
174000
psi
ISO 899-1
Flexural Modulus
334000
psi
ISO 178
Flexural Stress
12300
psi
ISO 178
Impact
Nominal Value
Unit
Test Method
Charpy Notched Impact Strength


ISO 179/1eA
-22°F
1.9
ft·lb/in²

73°F
2.5
ft·lb/in²

Charpy Unnotched Impact Strength


ISO 179/1eU
-22°F
86
ft·lb/in²

73°F
No Break


Thermal
Nominal Value
Unit
Test Method
Heat Deflection Temperature



66 psi, Unannealed
329
°F
ISO 75-2/B
264 psi, Unannealed
149
°F
ISO 75-2/A
Melting Temperature
433
°F
ISO 11357-3
CLTE - Flow (73 to 176°F)
7.2E-5 to 8.9E-5
in/in/°F
ISO 11359-2
Specific Heat
0.299
Btu/lb/°F

Thermal Conductivity
1.9
Btu·in/hr/ft²/°F
DIN 52612
Maximum Service Temperature - short cycle operation
392
°F

Temperature Index - at 50% loss of tensile strength


IEC 60216
-- 6
248
°F

-- 7
284
°F

Electrical
Nominal Value
Unit
Test Method
Surface Resistivity
1.0E+13
ohms
IEC 60093
Volume Resistivity
1.0E+16
ohms·cm
IEC 60093
Relative Permittivity


IEC 60250
100 Hz
3.30


1 MHz
3.30


Dissipation Factor


IEC 60250
100 Hz
1.0E-3


1 MHz
0.020


Comparative Tracking Index


IEC 60112
Solution A
550
V

Solution B
450
V

Flammability
Nominal Value
Unit
Test Method
Flammability Classification


IEC 60695-11-10, -20
0.030 in
HB


0.06 in
HB


Additional Information
Nominal Value

Test Method
ISO Type
PBT, E+F+MGHLN, 13-030

ISO 7792
Injection
Nominal Value
Unit

Processing (Melt) Temp
482 to 527
°F

Mold Temperature
104 to 158
°F

Extrusion
Nominal Value
Unit

Melt Temperature
482 to 527
°F



Products are widely used in plastic modification, automotive, construction, electrical and electronic, industrial, daily necessities and other fields


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