公司的特点®lwgcs2缩醛共聚物，2%有机硅改性
类别：聚合物；热塑性；聚甲醛（POM）；乙缩醛共聚物，硅树脂填充
材料说明：2%有机硅改性gc25a用来提供刚性零件要求耐磨性好。
物性表：| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 1.62 g/cc | 0.0585 lb/in³ | ASTM D792 |
| Water Absorption | 0.27 % | 0.27 % | ASTM D570 |
| Moisture Absorption at Equilibrium | 0.80 % | 0.80 % | ASTM D570 |
| Linear Mold Shrinkage | 0.0040 cm/cm | 0.0040 in/in | |
| Linear Mold Shrinkage, Transverse | 0.014 cm/cm | 0.014 in/in | |
| Mechanical Properties | Metric | English | Comments |
| Hardness, Rockwell M | 83 | 83 | ASTM D785 |
| Tensile Strength, Ultimate | 110 MPa | 16000 psi | ASTM D638 |
| Elongation at Break | 2.5 % | 2.5 % | ASTM D638 |
| Flexural Strength | 172 MPa | 24900 psi | ASTM D790 |
| Flexural Modulus | 7.60 GPa | 1100 ksi | ASTM D790 |
| Compressive Strength | 103 MPa | 14900 psi | 10% Deflection; ASTM D695 |
| Shear Strength | 53.0 MPa | 7690 psi | ASTM D732 |
| Izod Impact, Notched | 0.600 J/cm | 1.12 ft-lb/in | ASTM D256 |
| 0.500 J/cm @Temperature -29.0 °C |
0.937 ft-lb/in @Temperature -20.2 °F |
ASTM D256 | |
| Tensile Impact Strength | 90.0 kJ/m² | 42.8 ft-lb/in² | ASTM D1822 |
| Thermal Properties | Metric | English | Comments |
| Deflection Temperature at 0.46 MPa (66 psi) | 166 °C | 331 °F | ASTM D648 |
| Deflection Temperature at 1.8 MPa (264 psi) | 145 °C | 293 °F | ASTM D648 |
| Flammability, UL94 | HB | HB | |
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