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Makroblend® KU2-7915

Technical Datasheet | Supplied by Covestro
Makroblend® KU2-7915 by Covestro is an impact modified polycarbonate and polybutylene terephthalate (PC+PBT) blend. Exhibits good chemical resistance to many lubricants, solvents, fuel, oils, hand creams, solvents, sweat and cleaning agents, reduced susceptibility to stress cracking, good dimensional stability, paintability and low moisture uptake. Provides high toughness at low temperatures, exceptional impact strength, good flow and high rigidity. Makroblend® KU2-7915 can be processed by injection molding. Is ideal for painted applications and used in automotive internal and external body panels, bumpers and electrical/electronic power tools. Complies with the ISO 7792-1 specification.
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Product Type
PC (Polycarbonate) > PC + PBT
Product Status
COMMERCIAL
Applications/ Recommended for
  • Automotive > Internal - Panels (car body panels)
  • Automotive > External - Bumpers
  • Households products/ Consumer Goods > Powertools (drills...)
  • Injection molding - thermoplastics

Makroblend® KU2-7915 Properties

Mechanical Properties

Value & Unit
Test Condition
Test Method
Nominal Tensile Strain at Break
> 50 %
(23°C) 
ISO 527-2
Modulus of Elasticity
2100 MPa
(23°C) 
ISO 527-2
Flexural Modulus
2000 MPa
(23°C) 
ISO 178

Makroblend® KU2-7915 Processing Guidelines

Injection Molding Properties

Value & Unit
Test Condition
Test Method
Mold Temperature
70 °C
Melt Temperature
260 °C
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