Celanese Celcon® UV90Z POM, UV Resistant

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Celanese Celcon® UV90Z POM, UV Resistant
Categories:	Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM)
Material Notes:	Celcon« UV90Z is an integrally colored nominal 9 melt flow rate based acetal copolymer material stabilized for use where ultraviolet radiation exposure is to be encountered. The material is formulated to prevent discoloration, fading, chalking and mechanical property change in severe ultraviolet exposure. This product is available in many colors formulated for the interior automotive market and other applications. Information provided by Celanese
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Physical Properties	Original Value	Comments

Specific Gravity	1.41 g/cc	ASTM D792
Density	1.41 g/cc	ISO 1183
Moisture Absorption	0.200 %	23°C/50%RH; ISO 62
Water Absorption at Saturation	0.75 %	ISO 62
Linear Mold Shrinkage, Flow	0.019 cm/cm	ISO 294-4
	0.022 cm/cm	ASTM D955
Linear Mold Shrinkage, Transverse	0.017 cm/cm	ISO 294-4
	0.018 cm/cm	ASTM D955
Melt Flow	8.0 g/10 min @Load 2.16 kg, Temperature 190 °C	[cm3/10min]; ISO 1133

Mechanical Properties	Original Value	Comments
Tensile Strength, Yield	64.0 MPa	50mm/min; ISO 527-2/1A
	8800 psi	ASTM D638
Elongation at Yield	9.0 %	50mm/min; ISO 527-2/1A
Tensile Modulus	2700 MPa	50mm/min; ISO 527-2/1A
Flexural Modulus	2470 MPa	ISO 178
	375000 psi	ASTM D790
Izod Impact, Notched	1.30 ft-lb/in	ASTM D256
Izod Impact, Notched (ISO)	5.70 kJ/m²	ISO 180/1A
Charpy Impact Unnotched	102 kJ/m²	ISO 179/1eU
Charpy Impact, Notched	6.00 kJ/m²	ISO 179/1eA

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	110 µm/m-°C	ISO 11359-2
CTE, linear, Transverse to Flow	120 µm/m-°C	ISO 11359-2
Melting Point	165 °C	10°C/min; ISO 11357-1,-2,-3
	329 °F	ASTM D3418
Deflection Temperature at 0.46 MPa (66 psi)	155 °C	ISO 75-1, -2
Deflection Temperature at 1.8 MPa (264 psi)	91.0 °C	ISO 75-1, -2
	230 °F	ASTM D648

Processing Properties	Original Value	Comments
Processing Temperature	80.0 - 120 °C	cavity
	180 - 190 °C	hot runner
Zone 1	170 - 180 °C
Zone 2	180 - 190 °C
Zone 3	180 - 190 °C
Zone 4	190 - 200 °C
Die Temperature	190 - 200 °C
Melt Temperature	180 - 200 °C
Drying Temperature	80.0 - 100 °C
Dry Time	3.00 hour
Injection Pressure	60.0 - 120 MPa
Hold Pressure	60.0 - 120 MPa
Back Pressure	<= 4.00 MPa

Descriptive Properties
Injection molding	Yes
Injection speed	slow-medium
Pellets	Yes
Processing conditions acc. ISO	9988-2
Profile extrusion	No

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PHCQ144 / 178599

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