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BASF Ultraform S 1320 0021 UNC Acetal

Subcategory: Acetal; Polymer; Thermoplastic

Material Notes:
Information provided by BASF Corporation.

Physical Properties	Original Value		Comments
Density	1.41 g/cc		ISO 1183
Water Absorption	0.8 %		ISO 62
Moisture Absorption at Equilibrium	0.2 %		23°C/50% R.H.; ISO 62
Linear Mold Shrinkage	0.021 cm/cm		ISO Data; Parallel to Flow
Linear Mold Shrinkage, Transverse	0.021 cm/cm		ISO Data
Melt Flow	11 g/10 min		190°C/2.16 kg; ISO 1133
Mechanical Properties
Tensile Strength, Yield	66 MPa		50 mm/min; ISO 527
Elongation at Break	30 %		50 mm/min; Nominal; ISO 527
Elongation at Yield	9 %		50 mm/min; ISO 527
Tensile Modulus	3 GPa		1 mm/min; ISO 527
Charpy Impact Unnotched	17 J/cm²		ISO 179
Charpy Impact, Notched, Low Temp	0.55 J/cm²		at -30°C; ISO 179
Charpy Impact, Unnotched Low Temp	17 J/cm²		at -30°C; ISO 179
Charpy Impact, Notched	0.55 J/cm²		ISO 179
Tensile Creep Modulus, 1000 hours	1450 MPa		ISO 899
Electrical Properties
Volume Resistivity	1e+012 ohm-cm		IEC 60093
Surface Resistance	1e+015 ohm		IEC 60093
Dielectric Constant	3.7		100 Hz; IEC 60250
Dielectric Constant	3.7		1 MHz; IEC 60250
Dielectric Strength	40 kV/mm		IEC 60243-1
Dissipation Factor	0.002		100 Hz; IEC 60250
Dissipation Factor	0.005		1 MHz; IEC 60250
Comparative Tracking Index	600 V		IEC 60112
Thermal Properties
CTE, linear 20°C	110 µm/m-°C		Parallel; ISO 11359
Melting Point	171 °C		10 K/min
Deflection Temperature at 0.46 MPa (66 psi)	159 °C		ISO 75
Deflection Temperature at 1.8 MPa (264 psi)	100 °C		ISO 75
Vicat Softening Point	150 °C		(50 °C/h / 50N) - B/50; ISO 306
Flammability, UL94	HB		1.6 mm
Flammability, UL94	HB		0.8 mm
Oxygen Index	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