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Celanese Celcon® WR90Z POM, UV Resistant

Category Polymer , Thermoplastic , Acetal (POM)
Manufacturer Celanese Corporation
Trade Name CELCON
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Celanese Celcon® WR90Z POM, UV Resistant.pdf
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Material Notes:
Celcon« WR90Z is a standard nominal 9 melt flow rate based acetal copolymer stabilized to provide maximum ultraviolet radiation resistance in outdoor applications while retaining a good balance of properties. Available in black only.Information provided by Celanese
Physical Properties Metric English Comments
Specific Gravity 1.41 g/cc
1.41 g/cc
ASTM D792
Density 1.41 g/cc
0.0509 lb/in³
ISO 1183
Linear Mold Shrinkage, Flow 0.0170 cm/cm
0.0170 in/in
ISO 294-4
0.0220 cm/cm
0.0220 in/in
ASTM D955
Linear Mold Shrinkage, Transverse 0.0160 cm/cm
0.0160 in/in
ISO 294-4
0.0180 cm/cm
0.0180 in/in
ASTM D955
Melt Flow 9.00 g/10 min
9.00 g/10 min
ASTM D1238
8.00 g/10 min

@Load 2.16 kg,
Temperature 190 °C
8.00 g/10 min

@Load 4.76 lb,
Temperature 374 °F
[cm3/10min]; ISO 1133
Mechanical Properties Metric English Comments
Tensile Strength, Yield 60.7 MPa
8800 psi
ASTM D638
63.0 MPa
9140 psi
50mm/min; ISO 527-2/1A
Elongation at Yield 8.00 %
8.00 %
50mm/min; ISO 527-2/1A
Tensile Modulus 2.65 GPa
384 ksi
50mm/min; ISO 527-2/1A
Flexural Modulus 2.55 GPa
370 ksi
ISO 178
2.59 GPa
375 ksi
ASTM D790
Izod Impact, Notched 0.641 J/cm
1.20 ft-lb/in
ASTM D256
Izod Impact, Notched (ISO) 5.50 kJ/m²
2.62 ft-lb/in²
ISO 180/1A
Charpy Impact Unnotched 9.90 J/cm²
47.1 ft-lb/in²
ISO 179/1eU
Charpy Impact, Notched 0.550 J/cm²
2.62 ft-lb/in²
ISO 179/1eA
0.550 J/cm²

@Temperature -30.0 °C
2.62 ft-lb/in²

@Temperature -22.0 °F
ISO 179/1eA
Thermal Properties Metric English Comments
CTE, linear, Parallel to Flow 100 µm/m-°C
55.6 µin/in-°F
ISO 11359-2
CTE, linear, Transverse to Flow 110 µm/m-°C
61.1 µin/in-°F
ISO 11359-2
Melting Point 165 °C
329 °F
ASTM D3418
166 °C
331 °F
10°C/min; ISO 11357-1,-2,-3
Deflection Temperature at 0.46 MPa (66 psi) 152 °C
306 °F
ISO 75-1, -2
Deflection Temperature at 1.8 MPa (264 psi) 95.0 °C
203 °F
ISO 75-1, -2
110 °C
230 °F
ASTM D648
Processing Properties Metric English Comments
Processing Temperature 80.0 - 120 °C
176 - 248 °F
cavity
180 - 200 °C
356 - 392 °F
hot runner
Zone 1 170 - 180 °C
338 - 356 °F
Zone 2 180 - 190 °C
356 - 374 °F
Zone 3 180 - 190 °C
356 - 374 °F
Zone 4 190 - 200 °C
374 - 392 °F
Die Temperature 190 - 200 °C
374 - 392 °F
Melt Temperature 180 - 200 °C
356 - 392 °F
Drying Temperature 80.0 - 100 °C
176 - 212 °F
Dry Time 3.00 hour
3.00 hour
Injection Pressure 60.0 - 120 MPa
8700 - 17400 psi
Hold Pressure 60.0 - 120 MPa
8700 - 17400 psi
Back Pressure <= 4.00 MPa
<= 580 psi
Descriptive Properties Value Comments
Injection molding Yes
Injection Speed slow-medium
Pellets Yes
Processing conditions acc. ISO 9988-2
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