Category | Polymer , Thermoplastic , Acetal (POM) , Acetal Homopolymer, Unreinforced, Impact Grade |
Manufacturer | |
Trade Name | |
Port | Shanghai port,China |
Trade Terms | FOB, CFR, CIF |
Payment Terms | L/C, T/T, Western Union |
Download PDF | Overview of materials for Acetal Homopolymer, Unreinforced, Impact Grade.pdf |
Price | EMAIL US sales@lookpolymers.com |
Physical Properties | Metric | English | Comments |
---|---|---|---|
Density | 1.26 - 1.42 g/cc | 0.0455 - 0.0513 lb/in³ | Average value: 1.37 g/cc Grade Count:43 |
1.14 - 1.16 g/cc @Temperature 200 - 215 °C |
0.0412 - 0.0419 lb/in³ @Temperature 392 - 419 °F |
Average value: 1.15 g/cc Grade Count:6 | |
Water Absorption | 0.500 - 0.900 % | 0.500 - 0.900 % | Average value: 0.784 % Grade Count:5 |
Moisture Absorption at Equilibrium | 0.170 - 0.350 % | 0.170 - 0.350 % | Average value: 0.246 % Grade Count:5 |
Water Absorption at Saturation | 0.650 - 1.20 % | 0.650 - 1.20 % | Average value: 0.837 % Grade Count:20 |
Linear Mold Shrinkage | 0.0120 - 0.0220 cm/cm | 0.0120 - 0.0220 in/in | Average value: 0.0176 cm/cm Grade Count:35 |
Linear Mold Shrinkage, Transverse | 0.0110 - 0.0190 cm/cm | 0.0110 - 0.0190 in/in | Average value: 0.0162 cm/cm Grade Count:26 |
Melt Flow | 0.600 - 25.0 g/10 min | 0.600 - 25.0 g/10 min | Average value: 7.14 g/10 min Grade Count:42 |
Mechanical Properties | Metric | English | Comments |
---|---|---|---|
Hardness, Rockwell M | 18.7 - 92.0 | 18.7 - 92.0 | Average value: 64.4 Grade Count:9 |
Hardness, Rockwell R | 103 - 120 | 103 - 120 | Average value: 114 Grade Count:9 |
Tensile Strength, Ultimate | 61.0 - 72.0 MPa | 8850 - 10400 psi | Average value: 68.6 MPa Grade Count:10 |
Tensile Strength, Yield | 30.0 - 70.0 MPa | 4350 - 10200 psi | Average value: 47.9 MPa Grade Count:34 |
Elongation at Break | 25.0 - 70.0 % | 25.0 - 70.0 % | Average value: 46.0 % Grade Count:31 |
Elongation at Yield | 7.00 - 33.0 % | 7.00 - 33.0 % | Average value: 16.3 % Grade Count:34 |
Modulus of Elasticity | 0.950 - 3.23 GPa | 138 - 468 ksi | Average value: 2.11 GPa Grade Count:43 |
>= 0.161 GPa @Temperature -100 - 150 °C |
>= 23.4 ksi @Temperature -148 - 302 °F |
Average value: 2.53 GPa Grade Count:1 | |
Flexural Yield Strength | 34.0 - 60.0 MPa | 4930 - 8700 psi | Average value: 51.1 MPa Grade Count:9 |
Flexural Modulus | 0.950 - 3.05 GPa | 138 - 442 ksi | Average value: 1.81 GPa Grade Count:28 |
Shear Modulus | 0.369 - 1.04 GPa | 53.5 - 151 ksi | Average value: 0.582 GPa Grade Count:4 |
>= 0.0444 GPa @Temperature -50.0 - 150 °C |
>= 6.44 ksi @Temperature -58.0 - 302 °F |
Average value: 0.540 GPa Grade Count:4 | |
Izod Impact, Notched (ISO) | 8.00 - 90.0 kJ/m² | 3.81 - 42.8 ft-lb/in² | Average value: 31.0 kJ/m² Grade Count:4 |
8.00 - 20.0 kJ/m² @Temperature -40.0 - -40.0 °C |
3.81 - 9.52 ft-lb/in² @Temperature -40.0 - -40.0 °F |
Average value: 11.5 kJ/m² Grade Count:4 | |
Charpy Impact Unnotched | 13.0 - 1000 J/cm² | 61.9 - 4760 ft-lb/in² | Average value: 16.3 J/cm² Grade Count:29 |
9.00 - 999.9 J/cm² @Temperature -30.0 - -30.0 °C |
42.8 - 4759 ft-lb/in² @Temperature -22.0 - -22.0 °F |
Average value: 18.8 J/cm² Grade Count:28 | |
Charpy Impact, Notched | 0.650 - 10.0 J/cm² | 3.09 - 47.6 ft-lb/in² | Average value: 2.30 J/cm² Grade Count:43 |
0.550 - 2.00 J/cm² @Temperature -30.0 - -30.0 °C |
2.62 - 9.52 ft-lb/in² @Temperature -22.0 - -22.0 °F |
Average value: 0.974 J/cm² Grade Count:34 | |
Tensile Creep Modulus, 1 hour | 1100 - 2300 MPa | 160000 - 334000 psi | Average value: 1580 MPa Grade Count:9 |
Tensile Creep Modulus, 1000 hours | 550 - 1200 MPa | 79800 - 174000 psi | Average value: 867 MPa Grade Count:9 |
Thermal Properties | Metric | English | Comments |
---|---|---|---|
CTE, linear | 100 - 130 µm/m-°C | 55.6 - 72.2 µin/in-°F | Average value: 120 µm/m-°C Grade Count:28 |
CTE, linear, Transverse to Flow | 110 - 140 µm/m-°C | 61.1 - 77.8 µin/in-°F | Average value: 118 µm/m-°C Grade Count:19 |
Melting Point | 165 - 178 °C | 329 - 352 °F | Average value: 170 °C Grade Count:32 |
Deflection Temperature at 0.46 MPa (66 psi) | 100 - 168 °C | 212 - 334 °F | Average value: 144 °C Grade Count:29 |
Deflection Temperature at 1.8 MPa (264 psi) | 60.0 - 104 °C | 140 - 219 °F | Average value: 79.7 °C Grade Count:41 |
Annealing Point | 160 °C | 320 °F | Average value: 160 °C Grade Count:11 |
Flammability, UL94 | HB | HB | Grade Count:19 |
Flame Spread | 41.0 - 55.0 mm/min | 1.61 - 2.17 in/min | Average value: 44.2 mm/min Grade Count:10 |
Electrical Properties | Metric | English | Comments |
---|---|---|---|
Electrical Resistivity | 1.00e+11 - 1.00e+15 ohm-cm | 1.00e+11 - 1.00e+15 ohm-cm | Average value: 1.06e+14 ohm-cm Grade Count:11 |
Surface Resistance | 1.00e+13 - 1.00e+15 ohm | 1.00e+13 - 1.00e+15 ohm | Average value: 1.70e+14 ohm Grade Count:11 |
Dielectric Constant | 3.40 - 4.40 | 3.40 - 4.40 | Average value: 3.90 Grade Count:11 |
Dielectric Strength | 28.0 kV/mm | 711 kV/in | Average value: 28.0 kV/mm Grade Count:3 |
Dissipation Factor | 0.00300 - 0.0200 | 0.00300 - 0.0200 | Average value: 0.00918 Grade Count:9 |
Comparative Tracking Index | 600 V | 600 V | Average value: 600 V Grade Count:12 |
Processing Properties | Metric | English | Comments |
---|---|---|---|
Processing Temperature | 60.0 - 200 °C | 140 - 392 °F | Average value: 113 °C Grade Count:19 |
Die Temperature | 180 - 200 °C | 356 - 392 °F | Average value: 192 °C Grade Count:18 |
Melt Temperature | 20.0 - 215 °C | 68.0 - 419 °F | Average value: 184 °C Grade Count:30 |
Mold Temperature | 40.0 - 80.0 °C | 104 - 176 °F | Average value: 50.9 °C Grade Count:12 |
Drying Temperature | 75.0 - 120 °C | 167 - 248 °F | Average value: 87.9 °C Grade Count:31 |
Moisture Content | 0.0500 - 0.150 % | 0.0500 - 0.150 % | Average value: 0.0853 % Grade Count:17 |
Injection Pressure | 60.0 - 120 MPa | 8700 - 17400 psi | Average value: 90.0 MPa Grade Count:18 |