塞拉尼斯Hostaform®C 9021 TF XAP² POM，摩擦学
类别：聚合物；热塑性；聚甲醛（POM）
材料说明：化学缩写根据ISO 1043-1：POM
它通常是不必要的干Hostaform。然而，由于不正确的储存，干燥的成型化合物，应有表面水分（冷凝水）是必需的。可用于此目的的循环空气干燥箱。
物性表：
物性表：
| Physical Properties | Metric | English | Comments | ||
|---|---|---|---|---|---|
| Density | 1.51 g/cc | 0.0546 lb/in³ | ISO 1183 | ||
| Water Absorption at Saturation | 0.65 % | 0.65 % | ISO 62 | ||
| Linear Mold Shrinkage, Flow | 0.020 cm/cm | 0.020 in/in | ISO 294-4 | ||
| Linear Mold Shrinkage, Transverse | 0.017 cm/cm | 0.017 in/in | ISO 294-4 | ||
| Mechanical Properties | Metric | English | Comments | ||
| Tensile Strength, Yield | 47.0 MPa | 6820 psi | 50mm/min; ISO 527-2/1A | ||
| Elongation at Break | 16 % | 16 % | 50mm/min; ISO 527-2/1A | ||
| Elongation at Yield | 7.0 % | 7.0 % | 50mm/min; ISO 527-2/1A | ||
| Tensile Modulus | 2.35 GPa | 341 ksi | 1mm/min; ISO 527-2/1A | ||
| Flexural Modulus | 2.25 GPa | 326 ksi | ISO 178 | ||
| Charpy Impact Unnotched | 6.00 J/cm² | 28.6 ft-lb/in² | ISO 179/1eU | ||
| 6.00 J/cm² @Temperature 30.0 °C |
28.6 ft-lb/in² @Temperature 86.0 °F |
ISO 179/1eU | |||
| Charpy Impact, Notched | 0.400 J/cm² | 1.90 ft-lb/in² | ISO 179/1eA | ||
| 0.400 J/cm² @Temperature 30.0 °C |
1.90 ft-lb/in² @Temperature 86.0 °F |
ISO 179/1eA | |||
| Tensile Creep Modulus, 1 hour | 2000 MPa | 290000 psi | ISO 899-1 | ||
| Tensile Creep Modulus, 1000 hours | 1150 MPa | 167000 psi | ISO 899-1 | ||
| Electrical Properties | Metric | English | Comments | ||
| Volume Resistivity | 1.00e+12 ohm-cm | 1.00e+12 ohm-cm | IEC 60093 | ||
| Surface Resistance | 1.00e+14 ohm | 1.00e+14 ohm | IEC 60093 | ||
| Dielectric Constant | 3.7 @Frequency 1.00e+6 Hz |
3.7 @Frequency 1.00e+6 Hz |
IEC 60250 | ||
| 3.7 @Frequency 100 Hz |
3.7 @Frequency 100 Hz |
IEC 60250 | |||
| Dielectric Strength | 33.0 kV/mm | 838 kV/in | IEC 60243-1 | ||
| Dissipation Factor | 0.0020 @Frequency 100 Hz |
0.0020 @Frequency 100 Hz |
IEC 60250 | ||
| 0.0080 @Frequency 1.00e+6 Hz |
0.0080 @Frequency 1.00e+6 Hz |
IEC 60250 | |||
| Comparative Tracking Index | 600 V | 600 V | IEC 60112 | ||
| Thermal Properties | Metric | English | Comments | ||
| CTE, linear, Parallel to Flow | 110 µm/m-°C | 61.1 µin/in-°F | ISO 11359-2 | ||
| Melting Point | 166 °C | 331 °F | ISO 11357-1,-2,-3 | ||
| Deflection Temperature at 1.8 MPa (264 psi) | 98.0 °C | 208 °F | ISO 75-1, -2 | ||
| Vicat Softening Point | 145 °C | 293 °F | B50 (50°C/h 50N); ISO 306 | ||
| Processing Properties | Metric | English | Comments | ||
| Processing Temperature | 20.0 - 30.0 °C | 68.0 - 86.0 °F | hopper | ||
| 80.0 - 120 °C | 176 - 248 °F | cavity | |||
| Feed Temperature | 60.0 - 80.0 °C | 140 - 176 °F | |||
| Zone 1 | 170 - 180 °C | 338 - 356 °F | |||
| Zone 2 | 180 - 190 °C | 356 - 374 °F | |||
| Zone 3 | 190 - 200 °C | 374 - 392 °F | |||
| Zone 4 | 190 - 210 °C | 374 - 410 °F | |||
| Die Temperature | 190 - 210 °C | 374 - 410 °F | |||
| Melt Temperature | 190 - 210 °C | 374 - 410 °F | |||
| Drying Temperature | 100 - 120 °C | 212 - 248 °F | |||
| Dry Time | 3 - 4 hour | 3 - 4 hour | |||
| Moisture Content | 0.15 % | 0.15 % | Necessary low maximum | ||
| Injection Pressure | 60.0 - 120 MPa | 8700 - 17400 psi | |||
| Hold Pressure | 60.0 - 120 MPa | 8700 - 17400 psi | |||
| Back Pressure | <= 2.00 MPa | <= 290 psi | |||
| Screw Speed | 70 rpm @Diameter 55.0 mm |
70 rpm @Diameter 2.17 in |
|||
| 100 rpm @Diameter 40.0 mm |
100 rpm @Diameter 1.57 in |
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| 150 rpm @Diameter 25.0 mm |
150 rpm @Diameter 0.984 in |
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| Hot-Working Temperature | 190 - 210 °C | 374 - 410 °F | |||
| De |
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| Injection molding | Yes | ||||
| Injection speed | slow | ||||
| Melt volume rate (MVR), cm³/10min | 6 | ||||
| MVR test load, kg | 2.16 | ||||
| MVR test temperature, °C | 190 | ||||
| Processing conditions acc. ISO | 9988 | ||||
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