Arnite® TZ4 254 S

Glass/Mineral Reinforced, Flame Retardant

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General Information

Arnite® T (PBT) is a high-performance engineering plastic that combines high strength and rigidity with excellent processing characteristics. It’s well suited for a broad range of automotive, electrical & electronic and consumer goods applications.
Special features
General Document
Processing technology
Injection Molding
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Rheological properties

Molding shrinkage (parallel)
0.85
%
Molding shrinkage (normal)
1.2
%

Mechanical properties

Tensile modulus
8800
MPa
Tensile modulus (-40°C)
10000
MPa
Tensile modulus (100°C)
2500
MPa
Tensile modulus (120°C)
2200
MPa
Tensile modulus (160°C)
1600
MPa
Tensile modulus (180°C)
1250
MPa
Stress at break
90
MPa
Stress at break (-40°C)
135
MPa
Stress at break (100°C)
40
MPa
Stress at break (120°C)
35
MPa
Stress at break (160°C)
25
MPa
Stress at break (180°C)
20
MPa
Strain at break
2
%
Strain at break (-40°C)
2
%
Strain at break (160°C)
7
%
Strain at break (180°C)
8
%
Flexural modulus
8200
MPa
Flexural modulus (120°C)
2100
MPa
Flexural modulus (160°C)
1600
MPa
Flexural strength
150
MPa
Flexural strength (120°C)
50
MPa
Flexural strength (160°C)
35
MPa
Charpy impact strength (+23°C)
35
kJ/m²
Charpy impact strength (-30°C)
30
kJ/m²
Charpy notched impact strength (+23°C)
4
kJ/m²
Charpy notched impact strength (-30°C)
4
kJ/m²

Thermal properties

Melting temperature (10°C/min)
225
°C
Temp. of deflection under load (1.80 MPa)
175
°C
Temp. of deflection under load (0.45 MPa)
210
°C
Coeff. of linear therm. expansion (parallel)
0.4
E-4/°C
Coeff. of linear therm. expansion (normal)
0.8
E-4/°C
Burning Behav. at 1.5 mm nom. thickn.
V-0
class
Thickness tested
1.5
mm

Electrical properties

Relative permittivity (100Hz)
3.9
-
Relative permittivity (1 MHz)
3.7
-
Dissipation factor (100 Hz)
20
E-4
Dissipation factor (1 MHz)
150
E-4
Volume resistivity
>1E13
Ohm*m
Electric strength
27
kV/mm
Comparative tracking index
250
V

Other properties

Water absorption
0.3
%
Humidity absorption
0.15
%
Density
1600
kg/m³