Polyplastics Duracon® TW-31 CF2001 Acetal Copolymer

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Polyplastics Duracon® TW-31 CF2001 Acetal Copolymer
Categories:	Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM); Acetal Copolymer, Unreinforced
Material Notes:	Easy Sliding. High rigidity. Low warpage. Information provided by Polyplastics
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Physical Properties	Metric	English	Comments

Density	1.47 g/cc	0.0531 lb/in³	ISO 1183
Water Absorption	0.50 % @Temperature 23.0 °C, Time 86400 sec	0.50 % @Temperature 73.4 °F, Time 24.0 hour	1 mm thickness; ISO 62
Linear Mold Shrinkage, Flow	0.021 cm/cm @Thickness 2.00 mm	0.021 in/in @Thickness 0.0787 in	Cavity pressure 60 MPa; 60x60x2; ISO 294-4
Linear Mold Shrinkage, Transverse	0.019 cm/cm @Thickness 2.00 mm	0.019 in/in @Thickness 0.0787 in	Cavity pressure 60 Mpa; 60x60x2; ISO 294-4
Melt Flow	6.0 g/10 min @Load 2.16 kg, Temperature 190 °C	6.0 g/10 min @Load 4.76 lb, Temperature 374 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell M	68	68	ISO 2039-2
Tensile Strength	47.0 MPa	6820 psi	ISO 527-1,2
Elongation at Break	10 %	10 %	ISO 527-1,2
Tensile Modulus	3.75 GPa	544 ksi	ISO 527-1,2
Flexural Strength	81.0 MPa	11700 psi	ISO 178
Flexural Modulus	3.45 GPa	500 ksi	ISO 178
Charpy Impact, Notched	0.330 J/cm²	1.57 ft-lb/in²	ISO 179/1eA
Coefficient of Friction, Dynamic	0.22 @Pressure 0.0600 MPa	0.22 @Pressure 8.70 psi	Thrust, vs M90-44. 15 cm/s; JIS K7218
	0.30 @Pressure 0.980 MPa	0.30 @Pressure 142 psi	Thrust, vs C-Steel. 30 cm/s; JIS K7218
K (wear) Factor	<= 1.00 x 10^-8 mm³/N-M @Pressure 0.980 MPa	<= 0.496 x 10^-10 in³-min/ft-lb-hr @Pressure 142 psi	Thrust, vs C-Steel, steel side. 30 cm/s; JIS K7218
	200 x 10^-8 mm³/N-M @Pressure 0.980 MPa	99.3 x 10^-10 in³-min/ft-lb-hr @Pressure 142 psi	Thrust, vs C-Steel, material side. 30 cm/s; JIS K7218
	400 x 10^-8 mm³/N-M @Pressure 0.0600 MPa	199 x 10^-10 in³-min/ft-lb-hr @Pressure 8.70 psi	Thrust, vs M90-44, material side. 15 cm/s; JIS K7218
	600 x 10^-8 mm³/N-M @Pressure 0.0600 MPa	298 x 10^-10 in³-min/ft-lb-hr @Pressure 8.70 psi	Thrust, vs M90-44, M90-44 side. 15 cm/s; JIS K7218

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	100 µm/m-°C @Temperature 23.0 - 55.0 °C	55.6 µin/in-°F @Temperature 73.4 - 131 °F
CTE, linear, Transverse to Flow	100 µm/m-°C @Temperature 23.0 - 55.0 °C	55.6 µin/in-°F @Temperature 73.4 - 131 °F
Deflection Temperature at 1.8 MPa (264 psi)	90.0 °C	194 °F	ISO 75-1,2
Flammability, UL94	HB	HB

Descriptive Properties
Yellow Card File No.	E45034

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PPOLPL9873 / 305546

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