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Ultradur? B 6550

Manufacturer: BASF
Produced At: Europe / China
Product Category: PBT
Product No: Ultradur B6550
Product Quantity: 25KG / BAG
Product Features: High Viscosity

Product information

Ultradur? B 6550

Polybutylene Terephthalate

BASF Corporation

Product Description:

High viscosity extrusion grade for semi-finished products, profile and hollow rods.

Uses	ProfilesRods
Agency Ratings	EC 1907/2006 (REACH)
RoHS Compliance	RoHS Compliant
Appearance	Natural Color
Forms	Pellets
Processing Method	Extrusion
Multi-Point Data	Creep Modulus vs. Time (ISO 11403-1)Isochronous Stress vs. Strain (ISO 11403-1)Isothermal Stress vs. Strain (ISO 11403-1)Secant Modulus vs. Strain (ISO 11403-1)Specific Volume vs Temperature (ISO 11403-2)Viscosity vs. Shear Rate (ISO 11403-2)
Resin ID (ISO 1043)	PBT

Physical	Nominal Value	Unit	Test Method
Density	1.30	g/cm3	ISO 1183
Apparent (Bulk) Density	0.70 to 0.80	g/cm3
Melt Volume-Flow Rate (MVR) (250°C/2.16 kg)	0.580	in3/10min	ISO 1133
Molding Shrinkage			ISO 294-4
Across Flow	2.1	%
Flow	1.7	%
Water Absorption			ISO 62
Saturation, 73°F	0.50	%
Equilibrium, 73°F, 50% RH	0.25	%
Viscosity Number 2	160	cm3/g	ISO 307
Mold Shrinkage 3
free, longitudinal	1.5	%
free, transverse	1.5	%
Hardness	Nominal Value	Unit	Test Method
Ball Indentation Hardness (H 358/30)	18900	psi	ISO 2039-1

Mechanical	Nominal Value	Unit	Test Method
Tensile Modulus	348000	psi	ISO 527-2
Tensile Stress (Yield)	7830	psi	ISO 527-2/50
Tensile Strain (Yield)	3.5	%	ISO 527-2/50
Nominal Tensile Strain at Break	> 50	%	ISO 527-2/50
Tensile Creep Modulus 4 (1000 hr)	160000	psi	ISO 899-1
Flexural Modulus	363000	psi	ISO 178
Flexural Stress	12300	psi	ISO 178
Impact	Nominal Value	Unit	Test Method
Charpy Notched Impact Strength (73°F)	2.9	ft·lb/in2	ISO 179/1eA
Charpy Unnotched Impact Strength			ISO 179/1eU
-22°F	120	ft·lb/in2
73°F	No Break

Thermal	Nominal Value	Unit	Test Method
Heat Deflection Temperature
66 psi, Unannealed	275	°F	ISO 75-2/B
264 psi, Unannealed	131	°F	ISO 75-2/A
Melting Temperature	433	°F	ISO 11357-3
CLTE - Flow (73 to 176°F)	7.2E-5 to 8.9E-5	in/in/°F	ISO 11359-2
Specific Heat	0.299	Btu/lb/°F
Thermal Conductivity	1.9	Btu·in/hr/ft2/°F	DIN 52612
Maximum Service Temperature - short cycle operation	392	°F
Temperature Index - at 50% loss of tensile strength			IEC 60216
-- 5	248	°F
-- 6	284	°F

Electrical	Nominal Value	Unit	Test Method
Surface Resistivity	1.0E+13	ohms	IEC 60093
Volume Resistivity	1.0E+16	ohms·cm	IEC 60093
Relative Permittivity			IEC 60250
100 Hz	3.30
1 MHz	3.30
Dissipation Factor			IEC 60250
100 Hz	1.0E-3
1 MHz	0.020
Comparative Tracking Index (Solution A)	600	V	IEC 60112
Flammability	Nominal Value	Unit	Test Method
Flammability Classification			IEC 60695-11-10, -20
0.030 in	HB
0.06 in	HB

Additional Information	Nominal Value		Test Method
ISO Type	PBT, EGHLN, 15-020		ISO 7792

Extrusion	Nominal Value	Unit
Melt Temperature	482 to 527	°F

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Ultradur? B 6550

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