类别：聚合物；热塑性；聚甲醛（POM）；乙缩醛共聚物，影响改性
材料说明：Hostaform®缩醛共聚物的9363级xap2™为要求苛刻的应用的冲击改性级。Hostaform®9363 xap2™提供良好的冲击强度同时提高模量和焊缝强度超过标准的冲击改性级如H
冲击改性，改进后的弹性模量和焊接线，低排放
物性表：| Physical Properties | Metric | English | Comments | ||
|---|---|---|---|---|---|
| Density | 1.38 g/cc | 0.0499 lb/in³ | ISO 1183 | ||
| Water Absorption | 0.80 % | 0.80 % | ISO 62 | ||
| Linear Mold Shrinkage, Flow | 0.018 cm/cm | 0.018 in/in | ISO 294-4 | ||
| Linear Mold Shrinkage, Transverse | 0.016 cm/cm | 0.016 in/in | ISO 294-4 | ||
| Melt Flow | 5.5 g/10 min @Load 2.16 kg, Temperature 190 °C |
5.5 g/10 min @Load 4.76 lb, Temperature 374 °F |
(MVR) cm³/10min; ISO 1133 | ||
| Mechanical Properties | Metric | English | Comments | ||
| Tensile Strength, Yield | 50.0 MPa | 7250 psi | 50mm/min; ISO 527-2/1A | ||
| Elongation at Yield | 12 % | 12 % | 50mm/min; ISO 527-2/1A | ||
| Tensile Modulus | 2.00 GPa | 290 ksi | 1mm/min; ISO 527-2/1A | ||
| Flexural Modulus | 2.00 GPa | 290 ksi | ISO 178 | ||
| Charpy Impact Unnotched | NB | NB | ISO 179/1eU | ||
| NB @Temperature -30.0 °C |
NB @Temperature -22.0 °F |
ISO 179/1eU | |||
| Charpy Impact, Notched | 1.30 J/cm² | 6.19 ft-lb/in² | ISO 179/1eA | ||
| 0.800 J/cm² @Temperature -30.0 °C |
3.81 ft-lb/in² @Temperature -22.0 °F |
ISO 179/1eA | |||
| Thermal Properties | Metric | English | Comments | ||
| CTE, linear | 110 µm/m-°C | 61.1 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 | 166 °C | 331 °F | 10°C/min; ISO 11357-1,-2,-3 | ||
| Deflection Temperature at 0.46 MPa (66 psi) | 148 °C | 298 °F | ISO 75-1, -2 | ||
| Deflection Temperature at 1.8 MPa (264 psi) | 84.0 °C | 183 °F | ISO 75-1, -2 | ||
| Processing Properties | Metric | English | Comments | ||
| Processing Temperature | 60.0 - 70.0 °C | 140 - 158 °F | Cavity temperature | ||
| <= 205 °C | <= 401 °F | to avoid burning and discoloring product | |||
| 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 | 180 - 200 °C | 356 - 392 °F | |||
| Die Temperature | 180 - 200 °C | 356 - 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 | 0.500 MPa | 72.5 psi | |||
| De |
|||||
| Injection molding | Yes | ||||
| Injection speed | slow | ||||
| Pre-drying | Drying is suggested, depending on handling | ||||
| Processing conditions | ISO 9988-2 | ||||
| Profile extrusion | Yes | ||||
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