Pocan® BF4222Z 000000

25% Glass Reinforced, Injection Molding, Flame Retardant, Improved Impact

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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
28
cm³/10min
Temperature
260
°C
Load
5
kg
Molding shrinkage (parallel)
0.3
%
Molding shrinkage (normal)
1
%

Mechanical properties

Tensile modulus
8700
MPa
Stress at break
115
MPa
Strain at break
3.3
%
Flexural modulus
7800
MPa
Flexural strength
195
MPa
Flexural strain at flexural strength
3.6
%
Charpy impact strength (+23°C)
70
kJ/m²
Charpy notched impact strength (+23°C)
12
kJ/m²
Charpy notched impact strength (-30°C)
<10
kJ/m²
Izod impact strength (+23°C)
55
kJ/m²

Thermal properties

Melting temperature (10°C/min)
225
°C
Temp. of deflection under load (1.80 MPa)
190
°C
Temp. of deflection under load (0.45 MPa)
220
°C
Temp. of deflection under load (8.00 MPa)
110
°C
Coeff. of linear therm. expansion (parallel)
0.3
E-4/°C
Coeff. of linear therm. expansion (normal)
0.9
E-4/°C
Burning Behav. at 1.5 mm nom. thickn.
V-0
class
Thickness tested
1.5
mm
Burning Behav. at 0.75 mm nom. thickn.
V-0
class
Thickness tested
0.75
mm
Oxygen index
32
%
Ball pressure temperature
207
°C
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
Glow Wire Ignition Temperature GWIT
750
°C
GWIT (Thickness (1) tested)
0.75
mm
Glow Wire Ignition Temperature GWIT
725
°C
GWIT (Thickness (2) tested)
1.5
mm
Glow Wire Ignition Temperature GWIT
725
°C
GWIT (Thickness (3) tested)
3
mm

Electrical properties

Relative permittivity (100Hz)
3.8
-
Relative permittivity (1 MHz)
3.7
-
Volume resistivity
>1E13
Ohm*m
Surface resistivity
>1E15
Ohm
Electric strength
30
kV/mm
Comparative tracking index
200
V
Comparative tracking index (PLC)
3
class

Other properties

Density
1560
kg/m³

Diagrams