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Covestro PC+PBT Makroblend KU2-7912 medium flow, high toughness at low temperatures

Covestro PC+PBT Makroblend KU2-7912 medium flow, high toughness at low temperatures

PC+PBT Blends, elastomer modified / Mineral filled
(PC+PBT)-blend, impact modified, Injection molding grade, medium flow, high toughness at low temperatures, ideal for painted application, unreinforced

Covestro Certified Supplier / Support Customized / Factory-Direct Supply

Makroblend KU2 7912

135.6KB

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Category:

Covestro PC+PBT

Key words:

Covestro KU2-7912

Makroblend KU2-7912

PC PBT KU2-7912

Characteristic

Medium flow

High toughness at low temperatures

Main physical property

Rheological properties

Property		Test Condition	Unit	Standard	typical Value
	Göttfert melt viscosity	165 s^-1/ 260 °C	Pa·s	Bayer test	570
C	Melt volume-flow rate	260 °C/ 5 kg	cm³/10 min	ISO 1133	21
	Molding shrinkage, parallel/normal	Value range based on general practical experience (600bar)	%	b.o. ISO 2577	0.7- 0.9
	Post- shrinkage, parallel/normal	Value range based on general practical experience (1h; 90°C)	%	b.o. ISO 2577	0.1 - 0.2

Mechanical properties (23 °C/50 % r. h.)

Property		Test Condition	Unit	Standard	typical Value
C	Tensile modulus	1 mm/min	MPa	ISO 527-1,-2	2100
C	Yield stress	50 mm/min	MPa	ISO 527-1,-2	50
C	Yield strain	50 mm/min	%	ISO 527-1,-2	4
C	Nominal strain at break	50 mm/min	%	ISO 527-1,-2	>50
	Stress at break	50 mm/min	MPa	ISO 527-1,-2	40
	Flexural modulus	2 mm/min	MPa	ISO 178	2000
	Flexural strain at flexural strength	2 mm/min	%	ISO 178	5.6
	Flexural stress at 3.5 % strain	2 mm/min	MPa	ISO 178	70
	Flexural strength	2 mm/min	MPa	ISO 178	80
C	Charpy impact strength	23 °C	kJ/m²	ISO 179/1eU	N
C	Charpy impact strength	-30 °C	kJ/m²	ISO 179/1eU	N
C	Charpy notched impact strength	23 °C	kJ/m²	ISO 179/1eA	60
C	Charpy notched impact strength	-30 °C	kJ/m²	ISO 179/1eA	45
	Izod impact strength	23 °C	kJ/m²	ISO 180/U	N
	Izod impact strength	-30 °C	kJ/m²	ISO 180/U	N
	Izod notched impact strength	23 °C	kJ/m²	ISO 180/A	60
	Izod notched impact strength	-20 °C	kJ/m²	ISO 180/A	51
	Izod notched impact strength	-30 °C	kJ/m²	ISO 180/A	45
	Ball indentation hardness		N/mm²	ISO 2039-1	100

Resins wholesale，Factory-Direct supply，Certified supplier
Main Product: PC,PC/ABS,PC/PET,PC/PBT
Customized Services: Modified, Color matching, Production technical support
Several Warehouse: Guang zhou, Dong guan, Shen zhen, Hong kong

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