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Covestro PC Makrolon 8345 High impact Chemical resistance

Covestro PC Makrolon 8345 High impact Chemical resistance

Glass fiber (Normal fiber) reinforced grades / 35 % Glass fiber reinforced
MVR (300 °C/1.2 kg) 3.0 cm³/10 min; 35 % glass fiber reinforced; high viscosity; easy release; injection molding - melt temperature 310 - 330 °C; extrusion; available in opaque colors only

Covestro Certified Supplier / Support Customized / Factory-Direct Supply

Makrolon 8345

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Category:

Glass fiber reinforced

Key words:

Covestro 8345

Makrolon 8345

PC 8345

Characteristic

High strength

High heat resistance

Low moisture absorption

Chemical resistance

Excellent optical performance

Main physical property

Rheological properties

Property		Test Condition	Unit	Standard	typical Value
C	Melt volume-flow rate	300 °C/ 1.2 kg	cm³/10 min	ISO 1133	3.0
	Melt mass-flow rate	300 °C/ 1.2 kg	g/10 min	ISO 1133	3.5
	Molding shrinkage, parallel/normal	Value range based on general practical experience	%	b.o. ISO 2577	0.3-0.5

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	9400
C	Yield stress	50 mm/min	MPa	ISO 527-1,-2	113
C	Yield stress	50 mm/min	%	ISO 527-1,-2	1.9
C	Stress at break	50 mm/min	MPa	ISO 527-1,-2	110
C	Stress at break	50 mm/min	%	b.o. ISO 527-1,-2	1.8
C	Tensile creep modulus	1 h	MPa	ISO 899-1	9000
C	Tensile creep modulus	1000 h	MPa	ISO 899-1	8500
	Flexural modulus	2 mm/min	MPa	ISO 178	8600
	Flexural strength	2 mm/min	MPa	ISO 178	170
	Flexural strain at flexural strength	2 mm/min	%	ISO 178	2.5
C	Charpy impact strength	23 °C	kJ/m²	ISO 179/1eU	40C
	Charpy notched impact strength	23 °C/3mm	kJ/m²	ISO 21305/based on ISO 179/A	8C
	Izod notched impact strength	23 °C/3mm	kJ/m²	ISO 21305/based on ISO 180/A	8C
C	Puncture impact properties - maximum force	23 °C	N	ISO 6603-2	900
C	Puncture impact properties - maximum force	-30 °C	N	ISO 6603-2	900
C	Puncture energy	23 °C	J	ISO 6603-2	5
C	Puncture energy	-30 °C	J	ISO 6603-2	5
	Ball indentation hardness		N/mm²	ISO 2039-1	175

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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