Celanese Celcon® M90-45XAP® POM, Specialty

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Celanese Celcon® M90-45XAP® POM, Specialty
Categories:	Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM)
Material Notes:	Celcon« acetal copolymer grade M90-45XAP« is a UV resistant, low emission version, medium viscosity polymer providing optimum performance in general purpose injection molding primarily for the interior automotive market. This grade provides overall excellent performance in many applications. Information provided by Celanese
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Physical Properties	Original Value	Comments

Density	1.41 g/cc	ISO 1183
Linear Mold Shrinkage, Flow	0.025 cm/cm	ISO 294-4
Linear Mold Shrinkage, Transverse	0.024 cm/cm	ISO 294-4
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
Elongation at Yield	9.0 %	50mm/min; ISO 527-2/1A
Tensile Modulus	2650 MPa	50mm/min; ISO 527-2/1A
Flexural Strength	77.0 MPa	ISO 178
Flexural Modulus	2450 MPa	ISO 178
Izod Impact, Notched (ISO)	6.00 kJ/m²	ISO 180/1A
Charpy Impact, Notched	6.00 kJ/m²	ISO 179/1eA
	4.00 kJ/m² @Temperature -30.0 °C	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	167 °C	10°C/min; ISO 11357-1,-2,-3
Deflection Temperature at 0.46 MPa (66 psi)	151 °C	ISO 75-1, -2
Deflection Temperature at 1.8 MPa (264 psi)	91.0 °C	ISO 75-1, -2

Processing Properties	Original Value	Comments
Processing Temperature	80.0 - 120 °C	cavity
	180 - 200 °C	hot runner
Zone 1	170 - 175 °C
Zone 2	170 - 180 °C
Zone 3	170 - 180 °C
Zone 4	175 - 185 °C
Die Temperature	180 - 190 °C
Melt Temperature	180 - 190 °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
Profile extrusion	Yes

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PHCQ127 / 178582

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