Makrolon® 1837

MVR (300 °C/1.2 kg) 11 cm³/10 min; impact modified; medium viscosity; easy release

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Technical Properties & Datasheets

Property Name	Standard	Unit	Value
Barrel Temperatures - Front	-	°C	280 - 290
Barrel Temperatures - Middle	-	°C	270 - 280
Barrel Temperatures - Nozzle	-	°C	290 - 300
Barrel Temperatures - Rear	-	°C	250 - 260
Dry Air Drying Temperature	-	°C	120
Dry Air Drying Time	-	h	2 - 3
Hold Pressure (% of injection pressure)	-	%	50 - 75
Melt temperatures	-	°C	280 - 320
Moisture Content max. (%)	-	%	<= 0,02
Mold Temperatures	-	°C	80 - 120
Peripheral Screw Speed	-	m/s	0.05 - 0.2
Plastic Back Pressure (specific)	-	bar	50 - 150
Shot-to-Cylinder Size	-	%	30 - 70
Standard Melt temperature	-	°C	300
Vent Depth	-	mm	0.025 - 0.075

Property Name	Standard	Test condition	Unit	Value
Burning behavior UL 94	UL 94	0.75 mm	Class	HB
Burning rate (US-FMVSS)	ISO 3795	>=1.0 mm	mm/min	passed
Coefficient of linear thermal expansion, normal	ISO 11359-1,-2	23 to 55 °C	10^-4^/K	0.7
Coefficient of linear thermal expansion, parallel	ISO 11359-1,-2	23 to 55 °C	10^-4^/K	0.7
Flash ignition temperature	ASTM D1929		°C	450
Glass transition temperature	ISO 11357-1,-2	10 °C/min	°C	143
Glow wire test (GWFI)	IEC 60695-2-12	0.75 mm	°C	850
Glow wire test (GWFI)	IEC 60695-2-12	1.5 mm	°C	875
Glow wire test (GWFI)	IEC 60695-2-12	3.0 mm	°C	900
Glow wire test (GWIT)	IEC 60695-2-13	1.5 mm	°C	825
Glow wire test (GWIT)	IEC 60695-2-13	2.0 mm	°C	825
Glow wire test (GWIT)	IEC 60695-2-13	3.0 mm	°C	850
Needle flame test	IEC 60695-11-5	Method F/ 1.5 mm	s	120
Needle flame test	IEC 60695-11-5	Method F/ 2.0 mm	s	120
Needle flame test	IEC 60695-11-5	Method F/ 3.0 mm	s	120
Needle flame test	IEC 60695-11-5	Method K/ 3.0 mm	s	10
Needle flame test	IEC 60695-11-5	Method K/ 1.5 mm	s	5
Needle flame test	IEC 60695-11-5	Method K/ 2.0 mm	s	5
Oxygen index	ISO 4589-2	Method A	%	30
Resistance to heat (ball pressure test)	IEC 60695-10-2		°C	134
Self ignition temperature	ASTM D1929		°C	530
Temperature of deflection under load	ISO 75-1,-2	0.45 MPa	°C	134
Temperature of deflection under load	ISO 75-1,-2	1.80 MPa	°C	121
Thermal conductivity, through-plane	ISO 8302	23 °C; 50 % r. h.	W/(m*K)	0.2
Vicat softening temperature	ISO 306	50 N; 120 °C/h	°C	143
Vicat softening temperature	ISO 306	50 N; 50 °C/h	°C	141

Property Name	Standard	Test condition	Unit	Value
Ball indentation hardness	ISO 2039-1		N/mm²	104
Charpy impact strength	ISO 179/1eU	-60 °C	kJ/m²	N
Charpy impact strength	ISO 179/1eU	23 °C	kJ/m²	N
Charpy notched impact strength	ISO 21305/based on ISO 179/1eA	-30 °C/ 3 mm	kJ/m²	50P
Charpy notched impact strength	ISO 21305/based on ISO 179/1eA	23 °C/ 3 mm	kJ/m²	60P
Flexural modulus	ISO 178	2 mm/min	MPa	2200
Flexural strain at flexural strength	ISO 178	2 mm/min	%	6.8
Flexural strength	ISO 178	2 mm/min	MPa	86
Flexural stress at 3.5 % strain	ISO 178	2 mm/min	MPa	68
Izod notched impact strength	ISO 21305/based on ISO 180/A	23 °C/ 3 mm	kJ/m²	60P
Izod notched impact strength	ISO 21305/based on ISO 180/A	-30 °C/ 3 mm	kJ/m²	45P(C)
Nominal strain at break	ISO 527-1,-2	50 mm/min	%	> 50
Puncture energy	ISO 6603-2	-30 °C	J	55
Puncture energy	ISO 6603-2	23 °C	J	50
Puncture impact properties - maximum force	ISO 6603-2	-30 °C	N	5800
Puncture impact properties - maximum force	ISO 6603-2	23 °C	N	4900
Strain at break	b.o. ISO 527-1,-2	50 mm/min	%	120
Stress at break	ISO 527-1,-2	50 mm/min	MPa	60
Tensile modulus	ISO 527-1,-2	1 mm/min	MPa	2200
Yield strain	ISO 527-1,-2	50 mm/min	%	5.7
Yield stress	ISO 527-1,-2	50 mm/min	MPa	58

Property Name	Standard	Test condition	Unit	Value
Melt mass-flow rate	ISO 1133	300 °C/ 1.2 kg	g/10 min	11.5
Melt volume-flow rate	ISO 1133	300 °C/ 1.2 kg	cm³/10 min	11
Molding shrinkage, normal	ISO 294-4	60x60x2 mm³/ 500 bar	%	0.7
Molding shrinkage, parallel	ISO 294-4	60x60x2 mm³/ 500 bar	%	0.65
Molding shrinkage, parallel/normal	b.o. ISO 2577	Value range based on general practical experience	%	0.6 - 0.8

Property Name	Standard	Test condition	Unit	Value
Comparative tracking index CTI	IEC 60112	Solution A	Rating	225
Comparative tracking index CTI M	IEC 60112	Solution B	Rating	100M
Dissipation factor	IEC 60250	1 MHz	10^-4^	125
Dissipation factor	IEC 60250	100 Hz	10^-4^	14
Electrical strength	IEC 60243-1	1 mm	kV/mm	34
Relative permittivity	IEC 60250	1 MHz		3.1
Relative permittivity	IEC 60250	100 Hz		3.2
Surface resistivity	IEC 62631-3-2		Ohm	1E16
Volume resistivity	IEC 62631-3-1		Ohm*m	1E14

Property Name	Standard	Unit	Value
Injection molding - Injection velocity	ISO 294	mm/s	200
Injection molding - Melt temperature	ISO 294	°C	290
Injection molding - Mold temperature	ISO 294	°C	80

Property Name	Standard	Test condition	Unit	Value
Bulk density	ISO 60	Pellets	kg/m³	640
Density	ISO 1183-1		kg/m³	1190
Water absorption (equilibrium value)	ISO 62	23 °C; 50 % r. h.	%	0.12
Water absorption (saturation value)	ISO 62	Water at 23 °C	%	0.4

Downloads

Technical Data Sheet: Download
Safety Data Sheet No direct download available, please visit www.productsafetyfirst.covestro.com: Download
Stress-Strain Makrolon® 1837 (Multipoint Data Sheet) Spannung-Dehnung Makrolon® 1837 (Multipoint Data Sheet): Download
Secant modulus - Strain Makrolon® 1837 (Multipoint Data Sheet) Sekantenmodul-Dehnung Makrolon® 1837 (Multipoint Data Sheet): Download
Viscosity Shear Rate Makrolon® 1837 (Multipoint Data Sheet) Viskosität Schergeschwindigkeit Makrolon® 1837 (Multipoint Data Sheet): Download

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Makrolon® 1837

About

Product Types

Material

General Characterization

Storage Conditions

Sampling

Packaging Type

Technical Properties & Datasheets

Downloads

Related topics

Do you want to know more about Makrolon® 1837? Get in touch with our experts!

Do you want to know more about Makrolon® 1837?
Get in touch with our experts!