类别：聚合物；热塑性；聚甲醛（POM）；乙缩醛共聚物，无筋
材料说明：Ultraform W 2320 003 bk120 q600是一个黑色的色素，很容易流动和快速凝固成型POM等级适用于加工非常困难但力学性能偏低。包含脱模剂。它符合FDA要求的21 CFR 177.2470。
物性表：| Physical Properties | Metric | English | Comments | ||
|---|---|---|---|---|---|
| Density | 1.40 g/cc | 0.0506 lb/in³ | ISO 1183 | ||
| Water Absorption | 0.80 % | 0.80 % | ISO 62 | ||
| Moisture Absorption at Equilibrium | 0.20 % | 0.20 % | 23°C/50% R.H.; ISO 62 | ||
| Linear Mold Shrinkage | 0.019 cm/cm | 0.019 in/in | ASTM Data; MD | ||
| Mechanical Properties | Metric | English | Comments | ||
| Tensile Strength, Yield | 63.0 MPa | 9140 psi | 50mm/min; ISO 527 | ||
| Elongation at Yield | 7.5 % | 7.5 % | 50mm/min; ISO 527 | ||
| Tensile Modulus | 2.70 GPa | 392 ksi | 1mm/min; ISO 527 | ||
| Flexural Modulus | 2.60 GPa | 377 ksi | ISO Data | ||
| Izod Impact, Notched (ISO) | 5.50 kJ/m² | 2.62 ft-lb/in² | ISO Test | ||
| Charpy Impact, Notched | 0.550 J/cm² | 2.62 ft-lb/in² | ISO 179 | ||
| Thermal Properties | Metric | English | Comments | ||
| Melting Point | 167 °C | 333 °F | 10 K/min | ||
| 167 °C | 333 °F | ASTM Test | |||
| Deflection Temperature at 1.8 MPa (264 psi) | 90.0 °C | 194 °F | ISO 75 | ||
| De |
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| Color | BK120 | ||||
| Commercial Status | Active America | ||||
| FDA | 21 CFR 177.2470 | ||||
| Impact Modified | No | ||||
| Primary Processing Technique | Injection Molding | ||||
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