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Makroblend® KU 2-7915

Polycarbonate + PBT

Supplied by Bayer MaterialScience AG

The technical datasheet with complete property values for Makroblend® KU 2-7915 is available to members of the Prospector Plastics Database.
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Product Description
(PC+PBT)-blends, impact modified, Injection molding grade, excellent toughness at low temperatures, ideal for painted applications, unreinforced
General  
Material Status 
  • Commercial: Active
Availability 
  • Africa & Middle East
  • Europe
  
Additive 
  • Impact Modifier
Features 
  • Impact Modified
  • Low Temperature Toughness
  • Paintable
Uses 
  • Automotive Applications
  • Automotive Bumper
  • Automotive Exterior Parts
  • Automotive Interior Parts
  • Electrical/Electronic Applications
  • Power/Other Tools
Forms 
  • Pellets
Processing Method 
  • Injection Molding
Physical
Nominal Value
Unit
Test Method
Density
g/cm³
 ISO 1183
Apparent Density
g/cm³
 ISO 60
Melt Volume-Flow Rate (MVR) (260°C/5.0 kg)
in³/10min
 ISO 1133
Molding Shrinkage
     ISO 2577
-- 2
%
  
194°F, 1 hr
%
  
Water Absorption
     ISO 62
Saturation, 73°F
%
  
Equilibrium, 73°F, 50% RH
%
  
Mechanical
Nominal Value
Unit
Test Method
Tensile Modulus (73°F)
psi
 ISO 527-2/1
Tensile Stress
     ISO 527-2/50
Yield, 73°F
psi
  
Break, 73°F
psi
  
Tensile Strain (Yield, 73°F)
%
 ISO 527-2/50
Nominal Tensile Strain at Break (73°F)
%
 ISO 527-2/50
Flexural Modulus 3 (73°F)
psi
 ISO 178
Flexural Strength 3
     ISO 178
3.5% Strain, 73°F
psi
  
73°F
psi
  
Flexural Strain at Flexural Strength 4 (73°F)
%
 ISO 178
Impact
Nominal Value
Unit
Test Method
Charpy Notched Impact Strength
     ISO 179/1eA
-22°F
ft·lb/in²
  
73°F
ft·lb/in²
  
Charpy Unnotched Impact Strength
     ISO 179/1eU
-22°F
 
  
73°F
 
  
Notched Izod Impact Strength
     ISO 180/A
-22°F
ft·lb/in²
  
73°F
ft·lb/in²
  
Unnotched Izod Impact Strength
     ISO 180
-22°F
 
  
73°F
 
  
Hardness
Nominal Value
Unit
Test Method
Ball Indentation Hardness
psi
 ISO 2039-1
Thermal
Nominal Value
Unit
Test Method
Heat Deflection Temperature
      
66 psi, Unannealed
°F
 ISO 75-2/B
264 psi, Unannealed
°F
 ISO 75-2/A
Vicat Softening Temperature
°F
 ISO 306/B120
Melting Temperature
°F
 ISO 11357-3
CLTE
     ISO 11359-2
Flow: 73 to 131°F
in/in/°F
  
Transverse: 73 to 131°F
in/in/°F
  
Electrical
Nominal Value
Unit
Test Method
Surface Resistivity
ohms
 IEC 60093
Volume Resistivity (73°F)
ohm·cm
 IEC 60093
Relative Permittivity
     IEC 60250
73°F, 100 Hz
 
  
73°F, 1 MHz
 
  
Dissipation Factor
     IEC 60250
73°F, 100 Hz
 
  
73°F, 1 MHz
 
  
Comparative Tracking Index
     IEC 60112
Solution A
V
  
Solution B
V
  
Electric Strength (73°F, 0.0394 in)
V/mil
 IEC 60243-1
Flammability
Nominal Value
Unit
Test Method
Flame Rating - UL
     UL 94
0.0315 in
 
  
0.0591 in
 
  
Glow Wire Flammability Index (0.0787 in)
°F
 IEC 60695-2-12
Oxygen Index 5
%
 ISO 4589-2
Burning Rate (> 39.4 mil)
 
 ISO 3795
Additional Information
Nominal Value
Unit
Test Method
Electrolytical Corrosion
 
 IEC 60426
Gottfert Melt Viscosity 6 (500°F)
Pa·s
 Internal Method
ISO Shortname
 
 ISO 7792
Related Terminology
Product names can be difficult to match. You may have searched any one of these terms to find this product: Makroblend® KU 2-7915, Makroblend KU 27915, Makroblend® , Makroblend, MakroblendKU27915, KU 2, KU 2-7915, KU 27915, KU 2:7915, KU 2/7915, KU 2+7915, KU 2_7915, KU 2 7915, KU2, 27915, KU27915, KU2_7915, Polycarbonate + PBT, Polycarbonate PBT, Polycarbonate : PBT, Polycarbonate / PBT, Polycarbonate - PBT, Polycarbonate _ PBT, Polycarbonate PBT, PC+PBT, PCPBT, PC:PBT, PC/PBT, PC-PBT, PC_PBT, PC PBT, Polycarbonate, PC, Bayer Euro, PolycarbonatePBT, Polycarbonate_PBT, 2KU
Features
Features may also be described by the following terms: Low Temperature Toughness.
Uses
Uses may also be described by the following terms: Automotive Applications, Automotive Sector, Electrical Applications, Electronic Applications, Electrical/Electronic Applications, Electrical Sector, Power Tools, Tools, Automotive Bumper, Automotive Bumpers.
Notes
1Typical properties: these are not to be construed as specifications.
2600 bar
30.079 in/min
42 mm/min
5Procedure A
6165 1/s
 
IDES
Copyright © 2012 IDES
The information presented on this datasheet was acquired by IDES from the producer of the material. IDES makes substantial efforts to assure the accuracy of this data. However, IDES assumes no responsibility for the data values and strongly encourages that upon final material selection, data points are validated with the material supplier.