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This is the free Material Data Center Datasheet of Ultradur® B 6550 LN - PBT - BASF

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Processing/Physical Characteristics - Mechanical properties - Thermal properties - Electrical properties - Other properties - Material specific properties

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Product Texts

High viscosity extrusion grade for loose-buffer tubes in fibre optical cable applications and for semi-finished products, profiles and tubes and sheet.

Abbreviated designation according to ISO 1043-1: PBT

Processing/Physical Characteristics	Value	Unit	Test Standard
ISO Data
Melt volume-flow rate, MVR	9.5	cm³/10min	ISO 1133
Temperature	250	°C	-
Load	2.16	kg	-

Mechanical properties	Value	Unit	Test Standard
ISO Data
Tensile Modulus	2600	MPa	ISO 527
Yield stress	56	MPa	ISO 527
Yield strain	3.5	%	ISO 527
Nominal strain at break	>50	%	ISO 527
Charpy impact strength, +23°C	N	kJ/m²	ISO 179/1eU
Charpy impact strength, -30°C	220	kJ/m²	ISO 179/1eU
Charpy notched impact strength, +23°C	5	kJ/m²	ISO 179/1eA
Charpy notched impact strength, -30°C	5	kJ/m²	ISO 179/1eA

Thermal properties	Value	Unit	Test Standard
ISO Data
Melting temperature, 10°C/min	223	°C	ISO 11357-1/-3
Temp. of deflection under load, 1.80 MPa	50	°C	ISO 75-1/-2
Temp. of deflection under load, 0.45 MPa	135	°C	ISO 75-1/-2
Coeff. of linear therm. expansion, parallel	115	E-6/K	ISO 11359-1/-2
Coeff. of linear therm. expansion, normal	115	E-6/K	ISO 11359-1/-2
Burning Behav. at 1.5 mm nom. thickn.	HB	class	IEC 60695-11-10
Thickness tested	1.5	mm	-
Burning Behav. at thickness h	HB	class	IEC 60695-11-10
Thickness tested	0.8	mm	-

Electrical properties	Value	Unit	Test Standard
ISO Data
Relative permittivity, 100Hz	3.4	-	IEC 62631-2-1
Relative permittivity, 1MHz	3.2	-	IEC 62631-2-1
Dissipation factor, 100Hz	19	E-4	IEC 62631-2-1
Dissipation factor, 1MHz	219	E-4	IEC 62631-2-1
Volume resistivity	>1E13	Ohm*m	IEC 62631-3-1
Surface resistivity	1E13	Ohm	IEC 62631-3-2
Electric strength	39	kV/mm	IEC 60243-1
Comparative tracking index	600	-	IEC 60112

Other properties	Value	Unit	Test Standard
Water absorption	0.4	%	Sim. to ISO 62
Humidity absorption	0.25	%	Sim. to ISO 62
Density	1300	kg/m³	ISO 1183

Material specific properties	Value	Unit	Test Standard
ISO Data
Viscosity number	160	cm³/g	ISO 307, 1157, 1628

Characteristics

Processing

Injection Molding, Film Extrusion, Profile Extrusion, Sheet Extrusion, Other Extrusion

Delivery form

Pellets

Regional Availability

North America, Europe, Asia Pacific, South and Central America, Near East/Africa

Other text information

Injection molding

PREPROCESSING
Pre/Post-processing, max. allowed water content: .04 %
Pre/Post-processing, Pre-drying, Temperature: 80 - 120 °C
Pre/Post-processing, Pre-drying, Time: 4 h

PROCESSING
injection molding, Melt temperature, range: 260 - 270 °C
injection molding, Melt temperature, recommended: 260 °C
injection molding, Mold temperature, range: 40 - 80 °C
injection molding, Mold temperature, recommended: 60 °C

Other extrusion

PREPROCESSING
Pre/Post-processing, max. allowed water content: .04 %
Pre/Post-processing, Pre-drying, Temperature: 80 - 120 °C
Pre/Post-processing, Pre-drying, Time: 4 h

PROCESSING
Extrusion, Prepreg, Melt temperature: 250 - 270 °C
Extrusion, Pipes, Melt temperature: 250 - 270 °C
Extrusion, cable sheathing, Melt temperature: 260 - 270 °C

Profile extrusion

PREPROCESSING
Pre/Post-processing, max. allowed water content: .04 %
Pre/Post-processing, Pre-drying, Temperature: 80 - 120 °C
Pre/Post-processing, Pre-drying, Time: 4 h

PROCESSING
Extrusion, Profiles, Melt temperature: 250 - 270 °C

Sheet extrusion

PREPROCESSING
Pre/Post-processing, max. allowed water content: .04 %
Pre/Post-processing, Pre-drying, Temperature: 80 - 120 °C
Pre/Post-processing, Pre-drying, Time: 4 h

PROCESSING
Extrusion, Plates, Melt temperature: 250 - 270 °C

Chemical Media Resistance

Acids
	Acetic Acid (5% by mass) (23°C)
	Citric Acid solution (10% by mass) (23°C)
	Lactic Acid (10% by mass) (23°C)
Bases
	Sodium Hydroxide solution (35% by mass) (23°C)
	Ammonium Hydroxide solution (10% by mass) (23°C)
Alcohols
	Isopropyl alcohol (23°C)
	Methanol (23°C)
	Ethanol (23°C)
Hydrocarbons
	n-Hexane (23°C)
	Toluene (23°C)
	iso-Octane (23°C)
Ketones
	Acetone (23°C)
Ethers
	Diethyl ether (23°C)
Mineral oils
	SAE 10W40 multigrade motor oil (23°C)
	SAE 10W40 multigrade motor oil (130°C)
Standard Fuels
	Diesel fuel (pref. ISO 1817 Liquid F) (23°C)
Salt solutions
	Sodium Carbonate solution (2% by mass) (23°C)
Other
	Ethyl Acetate (23°C)
	Water (23°C)

Disclaimer

Copyright Altair Engineering GmbH. Altair Engineering GmbH assumes no liability for the system to be free of errors. The user takes sole responsibility for the use of this data under the exclusion of every liability from Altair Engineering GmbH; this is especially valid for claims of compensation resulting from consequential damages. Altair explicitly points out that any decision about the application of materials must be double checked with the producer of this material. This includes all contents of this system. Copyright laws are applicable for the content of this system.

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