Pocan® KU2-7503/1

Unreinforced, Injection Molding, Extrusion, 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
  • 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 Statement2024-09-12
  • 2024-05-16
Yellow Card
Processing technology
Extrusion, Injection Molding
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Rheological properties

Melt volume-flow rate
15
cm³/10min
Temperature
250
°C
Load
2.16
kg
Molding shrinkage (parallel)
1.8
%
Molding shrinkage (normal)
1.7
%

Mechanical properties

Tensile modulus
2900
MPa
Yield stress
60
MPa
Yield strain
6
%
Nominal strain at break
8
%
Tensile creep modulus (1h)
2400
MPa
Tensile creep modulus (1000h)
1400
MPa
Flexural strain at flexural strength
6
%
Charpy impact strength (+23°C)
130
kJ/m²
Charpy impact strength (-30°C)
100
kJ/m²
Izod impact strength (-30°C)
90
kJ/m²

Thermal properties

Melting temperature (10°C/min)
225
°C
Temp. of deflection under load (1.80 MPa)
75
°C
Temp. of deflection under load (0.45 MPa)
145
°C
Coeff. of linear therm. expansion (parallel)
0.9
E-4/°C
Coeff. of linear therm. expansion (normal)
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
-
Glow Wire Flammability Index GWFI
960
°C
GWFI (Thickness (1) tested)
1.6
mm
Relative Temperature Index - electrical
125
°C
RTI electrical (Thickness (1) tested)
0.75
mm
Relative Temperature Index - with impact
105
°C
RTI with impact (Thickness (1) tested)
0.75
mm
Relative Temperature Index - with impact
115
°C
RTI with impact (Thickness (2) tested)
3
mm
Relative Temperature Index - without impact
115
°C
RTI without impact (Thickness (1) tested)
0.75
mm
Relative Temperature Index - without impact
125
°C
RTI without impact (Thickness (2) tested)
3
mm

Electrical properties

Relative permittivity (100Hz)
3.4
-
Relative permittivity (1 MHz)
3.2
-
Dissipation factor (100 Hz)
20
E-4
Dissipation factor (1 MHz)
160
E-4
Volume resistivity
>1E13
Ohm*m
Surface resistivity
>1E15
Ohm
Electric strength
28
kV/mm
Comparative tracking index
300
V
Comparative tracking index (PLC)
2
class

Other properties

Water absorption
0.3
%
Density
1420
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

JSON SPT

Melt volume-flow rate
15
cm³/10min
Temperature
250
°C
Load
2.16
kg
Molding shrinkage (parallel)
1.8
%
Molding shrinkage (normal)
1.7
%

Diagrams