Pocan® B4215 000000

12% Glass Reinforced, Injection Molding, Flame Retardant

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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
General Document
Regulatory Affairs
  • Absence Declaration ELV (2000/53/EC: Heavy metals)2024-02-15
  • Conflict minerals declaration (EICC, GeSI)2024-03-21
  • REACH Registration Statement2024-03-27
  • RoHS Statement (2011/65/EC: Heavy metals)2024-02-01
  • SVHC, REACH Annex XIV and –XVII Statement2024-03-27
Yellow Card
Processing technology
Injection Molding
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Rheological properties

Melt volume-flow rate
22
cm³/10min
Temperature
260
°C
Load
2.16
kg
Molding shrinkage (parallel)
0.8
%
Molding shrinkage (normal)
1.1
%

Mechanical properties

Tensile modulus
5800
MPa
Stress at break
100
MPa
Strain at break
2.5
%
Tensile creep modulus (1h)
5500
MPa
Tensile creep modulus (1000h)
5000
MPa
Flexural modulus
5700
MPa
Flexural strength
155
MPa
Flexural strain at flexural strength
3.2
%
Charpy impact strength (+23°C)
25
kJ/m²
Charpy impact strength (-30°C)
25
kJ/m²
Charpy notched impact strength (+23°C)
<10
kJ/m²
Charpy notched impact strength (-30°C)
<10
kJ/m²
Izod impact strength (+23°C)
20
kJ/m²
Izod impact strength (-30°C)
20
kJ/m²

Thermal properties

Melting temperature (10°C/min)
225
°C
Temp. of deflection under load (1.80 MPa)
185
°C
Temp. of deflection under load (0.45 MPa)
210
°C
Temp. of deflection under load (8.00 MPa)
70
°C
Coeff. of linear therm. expansion (parallel)
0.4
E-4/°C
Coeff. of linear therm. expansion (normal)
1
E-4/°C
Burning Behav. at 1.5 mm nom. thickn.
V-0
class
Thickness tested
5VA
mm
Burning Behav. at 0.75 mm nom. thickn.
V-0
class
Thickness tested
0.75
mm
Burning Behav. 5V at thickness h
5VA
class
Thickness tested
3.5
mm
Oxygen index
32
%
Ball pressure temperature
205
°C
Glow Wire Flammability Index GWFI
960
°C
GWFI (Thickness (1) tested)
2
mm

Electrical properties

Relative permittivity (100Hz)
3.6
-
Relative permittivity (1 MHz)
3.4
-
Dissipation factor (100 Hz)
40
E-4
Dissipation factor (1 MHz)
190
E-4
Surface resistivity
>1E15
Ohm
Electric strength
29
kV/mm
Comparative tracking index
200
V

Other properties

Water absorption
0.3
%
Humidity absorption
0.1
%
Density
1510
kg/m³

Diagrams