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BASF Ultraform S 1320 0021 UNC Acetal

Subcategory: Acetal; Polymer; Thermoplastic

Material Notes:
Information provided by BASF Corporation.

Physical Properties	Metric	English	Comments
Density	1.41 g/cc	0.0509 lb/in³	ISO 1183
Water Absorption	0.8 %	0.8 %	ISO 62
Moisture Absorption at Equilibrium	0.2 %	0.2 %	23°C/50% R.H.; ISO 62
Linear Mold Shrinkage	0.021 cm/cm	0.021 in/in	ISO Data; Parallel to Flow
Linear Mold Shrinkage, Transverse	0.021 cm/cm	0.021 in/in	ISO Data
Melt Flow	11 g/10 min	11 g/10 min	190°C/2.16 kg; ISO 1133
Mechanical Properties
Tensile Strength, Yield	66 MPa	9570 psi	50 mm/min; ISO 527
Elongation at Break	30 %	30 %	50 mm/min; Nominal; ISO 527
Elongation at Yield	9 %	9 %	50 mm/min; ISO 527
Tensile Modulus	3 GPa	435 ksi	1 mm/min; ISO 527
Charpy Impact Unnotched	17 J/cm²	80.9 ft-lb/in²	ISO 179
Charpy Impact, Notched, Low Temp	0.55 J/cm²	2.62 ft-lb/in²	at -30°C; ISO 179
Charpy Impact, Unnotched Low Temp	17 J/cm²	80.9 ft-lb/in²	at -30°C; ISO 179
Charpy Impact, Notched	0.55 J/cm²	2.62 ft-lb/in²	ISO 179
Tensile Creep Modulus, 1000 hours	1450 MPa	210000 psi	ISO 899
Electrical Properties
Volume Resistivity	1e+012 ohm-cm	1e+012 ohm-cm	IEC 60093
Surface Resistance	1e+015 ohm	1e+015 ohm	IEC 60093
Dielectric Constant	3.7	3.7	100 Hz; IEC 60250
Dielectric Constant	3.7	3.7	1 MHz; IEC 60250
Dielectric Strength	40 kV/mm	1020 kV/in	IEC 60243-1
Dissipation Factor	0.002	0.002	100 Hz; IEC 60250
Dissipation Factor	0.005	0.005	1 MHz; IEC 60250
Comparative Tracking Index	600 V	600 V	IEC 60112
Thermal Properties
CTE, linear 20°C	110 µm/m-°C	61.1 µin/in-°F	Parallel; ISO 11359
Melting Point	171 °C	340 °F	10 K/min
Deflection Temperature at 0.46 MPa (66 psi)	159 °C	318 °F	ISO 75
Deflection Temperature at 1.8 MPa (264 psi)	100 °C	212 °F	ISO 75
Vicat Softening Point	150 °C	302 °F	(50 °C/h / 50N) - B/50; ISO 306
Flammability, UL94	HB	HB	1.6 mm
Flammability, UL94	HB	HB	0.8 mm
Oxygen Index	15 %	15 %	ISO 4589-1/-2
Descriptive Properties
Color	Natural
Commercial Status (March 2007)	North America and Europe
Impact Modified	No
Primary Processing Technique	Injection Molding