Arnite® TV4 260 SN

30% Glass Reinforced, Flame Retardant

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

Mechanical properties

Tensile modulus
11000
MPa
Stress at break
140
MPa
Strain at break
2.5
%
Charpy impact strength (+23°C)
50
kJ/m²
Charpy impact strength (-30°C)
50
kJ/m²
Charpy notched impact strength (+23°C)
10
kJ/m²
Charpy notched impact strength (-30°C)
10
kJ/m²

Thermal properties

Melting temperature (10°C/min)
225
°C
Temp. of deflection under load (1.80 MPa)
210
°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
Burning Behav. at 1.5 mm nom. thickn.
V-0
class
Thickness tested
1.5
mm
UL recognition
Yes
-
Burning Behav. at 3.0 mm nom. thickn.
V-0
class
Thickness tested
3
mm
UL recognition
Yes
-
Burning Behav. at 0.75 mm nom. thickn.
V-2
class
Thickness tested
0.75
mm
Glow Wire Flammability Index GWFI
960
°C
GWFI (Thickness (1) tested)
0.75
mm
Glow Wire Flammability Index GWFI
960
°C
GWFI (Thickness (2) tested)
1.5
mm
Relative Temperature Index - electrical
140
°C
RTI electrical (Thickness (1) tested)
0.75
mm
Relative Temperature Index - electrical
140
°C
RTI electrical (Thickness (2) tested)
3
mm
Relative Temperature Index - with impact
130
°C
RTI with impact (Thickness (1) tested)
0.75
mm
Relative Temperature Index - with impact
140
°C
RTI with impact (Thickness (2) tested)
3
mm
Relative Temperature Index - without impact
140
°C
RTI without impact (Thickness (1) tested)
0.75
mm
Relative Temperature Index - without impact
140
°C
RTI without impact (Thickness (2) tested)
3
mm

Electrical properties

Relative permittivity (100Hz)
3.4
-
Relative permittivity (1 MHz)
3.4
-
Dissipation factor (100 Hz)
10
E-4
Dissipation factor (1 MHz)
150
E-4
Volume resistivity
>1E13
Ohm*m
Comparative tracking index
275
V
Comparative tracking index (PLC)
2
class

Other properties

Water absorption
0.6
%
Humidity absorption
0.2
%
Density
1670
kg/m³

Rheological calculation properties

Density of melt
1440
kg/m³
Thermal conductivity of melt
0.153
W/(m K)
Spec. heat capacity melt
1740
J/(kg K)
Eff. thermal diffusivity
6.12E-8
m²/s