类别:聚合物;热塑性;聚甲醛(POM);乙缩醛共聚物,无筋
材料说明:Celcon LM90是9熔体流动速率缩醛共聚物可永久标记,用激光。模制部件Celcon LM90可激光标记条码,身份证号码和设计。
物性表:Physical Properties | Metric | English | Comments |
---|---|---|---|
Density | 1.41 g/cc | 0.0509 lb/in³ | ISO 1183 & ASTM D792 |
Linear Mold Shrinkage | 0.022 cm/cm | 0.022 in/in | ASTM D955 |
Linear Mold Shrinkage, Transverse | 0.018 cm/cm | 0.018 in/in | ASTM D955 |
Mechanical Properties | Metric | English | Comments |
Tensile Strength, Yield | 64.0 MPa | 9280 psi | 50 mm/min; ISO 527-2/1A |
Flexural Modulus | 2.77 GPa | 402 ksi | ISO 178 |
Izod Impact, Notched (ISO) | 5.00 kJ/m² | 2.38 ft-lb/in² | ISO 180/1A |
Thermal Properties | Metric | English | Comments |
Deflection Temperature at 1.8 MPa (264 psi) | 105 °C | 221 °F | ISO 75-1, -2 |
Processing Properties | Metric | English | Comments |
Melt Temperature | 182 - 199 °C | 360 - 390 °F | |
Mold Temperature | 77.0 - 93.0 °C | 171 - 199 °F | |
Drying Temperature | 82.2 °C | 180 °F | |
Dry Time | 3 hour | 3 hour | |
Injection Pressure | 75.8 - 110 MPa | 11000 - 16000 psi |
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