Pocan® BF4409

7% 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 BNST2023-11-16
  • Absence Declaration DMF (2009/251/EC: Dimethylfumarate)2023-11-16
  • Absence Declaration ELV (2000/53/EC: Heavy metals)2024-02-15
  • Absence Declaration Nano Materials2023-11-16
  • Absence Declaration Ozone Depleting Chemicals2024-06-27
  • Absence Declaration PAH (Polycyclic Aromatic Hydrocarbons)2023-11-16
  • Absence Declaration PBT chemicals under TSCA section 6(h)2023-11-16
  • Absence Declaration POPs (Persistent Organic Pollutants)2024-09-04
  • Absence Declaration Phthalates (2005/84/EC: DEHP, DBP, BBP,DINP,DIDP, DNOP)2023-11-16
  • Absence Declaration Red Phosphorus2023-11-16
  • Compliance Statement EU Sanctions and Embargos2024-05-16
  • Conflict minerals declaration (EICC, GeSI)2024-05-15
  • Deforestation Statement, Regulation (EU) 2023/1115 (EUDR)2024-09-19
  • Packaging Declaration EU Decision 97/129/EC (labelling)2024-04-17
  • REACH Registration Statement2024-03-27
  • RoHS Statement (2011/65/EC: Heavy metals)2024-02-01
  • SVHC, REACH Annex XIV and –XVII Statement2024-11-08
Yellow Card
Processing technology
Injection Molding
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Rheological properties

Melt volume-flow rate
14
cm³/10min
Temperature
260
°C
Load
2.16
kg
Molding shrinkage (parallel)
1.3
%
Molding shrinkage (normal)
1.2
%

Mechanical properties

Tensile modulus
4700
MPa
Stress at break
80
MPa
Strain at break
4.4
%
Flexural modulus
4200
MPa
Flexural strength
130
MPa
Flexural strain at flexural strength
4.9
%
Charpy impact strength (+23°C)
45
kJ/m²
Charpy impact strength (-30°C)
45
kJ/m²
Izod impact strength (+23°C)
40
kJ/m²
Izod impact strength (-30°C)
40
kJ/m²

Thermal properties

Melting temperature (10°C/min)
225
°C
Temp. of deflection under load (1.80 MPa)
150
°C
Temp. of deflection under load (0.45 MPa)
205
°C
Temp. of deflection under load (8.00 MPa)
50
°C
Coeff. of linear therm. expansion (parallel)
0.6
E-4/°C
Coeff. of linear therm. expansion (normal)
1.1
E-4/°C
Burning Behav. at 0.75 mm nom. thickn.
V-0
class
Thickness tested
0.75
mm
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
-
Oxygen index
31
%
Ball pressure temperature
211
°C
Glow Wire Flammability Index GWFI
960
°C
GWFI (Thickness (1) tested)
0.4
mm
Glow Wire Ignition Temperature GWIT
725
°C
GWIT (Thickness (1) tested)
0.75
mm
Glow Wire Ignition Temperature GWIT
725
°C
GWIT (Thickness (2) tested)
1.6
mm
Glow Wire Ignition Temperature GWIT
725
°C
GWIT (Thickness (3) tested)
3
mm
Relative Temperature Index - electrical
130
°C
RTI electrical (Thickness (1) tested)
0.75
mm
Relative Temperature Index - with impact
130
°C
RTI with impact (Thickness (1) tested)
0.75
mm
Relative Temperature Index - without impact
140
°C
RTI without impact (Thickness (1) tested)
0.75
mm

Electrical properties

Relative permittivity (100Hz)
3.6
-
Relative permittivity (1 MHz)
3.5
-
Dissipation factor (100 Hz)
20
E-4
Dissipation factor (1 MHz)
190
E-4
Surface resistivity
>1E15
Ohm
Electric strength
27
kV/mm
Comparative tracking index
200
V
Comparative tracking index (PLC)
3
class

Other properties

Water absorption
0.35
%
Humidity absorption
0.15
%
Density
1490
kg/m³

Material specific properties

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)
240-260
°C
Mold temperature
80-100
°C

Diagrams