Arnite® TV4 261 /G UN.02.09

30% Glass Reinforced, Glueable

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
Regulatory Affairs
Processing technology
Injection Molding

Rheological properties

Melt volume-flow rate
18
cm³/10min
Temperature
250
°C
Load
2.16
kg
Molding shrinkage [parallel]
0.33
%
Molding shrinkage [normal]
1.2
%

Mechanical properties

Tensile modulus
10000
MPa
Tensile modulus (120°C)
3700
MPa
Stress at break
135
MPa
Strain at break
2.5
%
Strain at break (120°C)
5
%
Strain at break (160°C)
5.2
%
Charpy impact strength (+23°C)
60
kJ/m²
Charpy impact strength (-30°C)
60
kJ/m²
Charpy notched impact strength (+23°C)
9
kJ/m²
Charpy notched impact strength (-30°C)
9
kJ/m²

Thermal properties

Melting temperature (10°C/min)
225
°C
Temp. of deflection under load (1.80 MPa)
205
°C
Temp. of deflection under load (0.45 MPa)
220
°C
Coeff. of linear therm. expansion (parallel)
0.35
E-4/°C
Coeff. of linear therm. expansion (normal)
0.7
E-4/°C
Oxygen index
20
%

Electrical properties

Relative permittivity (100Hz)
3.9
-
Relative permittivity (1 MHz)
3.7
-
Dissipation factor (100 Hz)
25
E-4
Dissipation factor (1 MHz)
170
E-4
Volume resistivity
>1E13
Ohm*m
Electric strength
30
kV/mm
Comparative tracking index
400
V
Comparative tracking index (PLC)
1
class

Other properties

Water absorption
0.3
%
Humidity absorption
0.15
%
Density
1520
kg/m³

Rheological calculation properties

Density of melt
1220
kg/m³
Thermal conductivity of melt
0.185
W/(m K)
Spec. heat capacity melt
1850
J/(kg K)
Eff. thermal diffusivity
8.23E-8
m²/s

Diagrams