Pocan® B1305

Unreinforced, Injection Molding, General purpose

General Information

Pocan® is a high-quality brand of polybutylene terephthalate (PBT) and PBT blends crafted by Envalior. Pocan is known for its impressive resistance to heat and chemicals, outstanding electrical properties, strength and hardness. It is designed to cater to a wide range of industries, including automotive, electrical/electronics, lighting, household appliances, and sports & leisure.
Special features
Regulatory Affairs
Processing technology
Injection Molding

Rheological properties

Melt volume-flow rate
47
cm³/10min
Temperature
250
°C
Load
2.16
kg
Molding shrinkage (parallel)
2
%
Molding shrinkage (normal)
2
%

Mechanical properties

Tensile modulus
2800
MPa
Yield stress
60
MPa
Yield strain
9
%
Tensile creep modulus (1h)
2400
MPa
Tensile creep modulus (1000h)
1400
MPa
Flexural modulus
2700
MPa
Flexural strength
90
MPa
Flexural strain at flexural strength
6
%
Charpy impact strength (+23°C)
180
kJ/m²
Charpy impact strength (-30°C)
150
kJ/m²
Charpy notched impact strength (+23°C)
2.8
kJ/m²
Izod impact strength (+23°C)
125
kJ/m²
Izod impact strength (-30°C)
90
kJ/m²
Puncture - maximum force (+23°C)
3940
N
Puncture - maximum force (-30°C)
2240
N
Puncture energy (+23°C)
45
J
Puncture energy (-30°C)
5
J

Thermal properties

Melting temperature (10°C/min)
225
°C
Temp. of deflection under load (1.80 MPa)
65
°C
Temp. of deflection under load (0.45 MPa)
155
°C
Temp. of deflection under load (8.00 MPa)
45
°C
Coeff. of linear therm. expansion (parallel)
1.1
E-4/°C
Coeff. of linear therm. expansion (normal)
1.1
E-4/°C
Burning Behav. at 0.75 mm nom. thickn.
HB
class
Thickness tested
0.75
mm
Burning Behav. at 1.5 mm nom. thickn.
HB
class
Thickness tested
1.5
mm
UL recognition
Yes
-
Burning Behav. at 3.0 mm nom. thickn.
HB
class
Thickness tested
3
mm
UL recognition
Yes
-
Oxygen index
24
%
Ball pressure temperature
190
°C
Glow Wire Flammability Index GWFI
750
°C
GWFI (Thickness (1) tested)
2
mm
Relative Temperature Index - electrical
140
°C
RTI electrical (Thickness (1) tested)
1.5
mm
Relative Temperature Index - with impact
125
°C
RTI with impact (Thickness (1) tested)
1.5
mm
Relative Temperature Index - without impact
140
°C
RTI without impact (Thickness (1) tested)
3
mm

Electrical properties

Relative permittivity (100Hz)
3.4
-
Relative permittivity (1 MHz)
3.2
-
Dissipation factor (100 Hz)
15
E-4
Dissipation factor (1 MHz)
190
E-4
Volume resistivity
>1E13
Ohm*m
Surface resistivity
>1E15
Ohm
Electric strength
30
kV/mm
Comparative tracking index
600
V
Comparative tracking index (PLC)
0
class

Other properties

Water absorption
0.5
%
Humidity absorption
0.2
%
Density
1310
kg/m³

Material specific properties

Viscosity number
105
cm³/g
Drying temperature circulating air dryer
120
°C
Drying time circulating air dryer
4-8
h
Residual moisture content
0.00-0.02
%
Melt temperature (Tmin - Tmax)
250-270
°C
Mold temperature
80-100
°C

Diagrams