Category | Polymer , Thermoplastic , Acetal (POM) , Acetal Copolymer, Unreinforced |
Manufacturer | Kolon |
Trade Name | Kocetal® |
Port | Shanghai port,China |
Trade Terms | FOB, CFR, CIF |
Payment Terms | L/C, T/T, Western Union |
Download PDF | Kolon Kocetal® K300 General Purpose Grade Acetal Copolymer.pdf |
Price | EMAIL US sales@lookpolymers.com |
Physical Properties | Metric | English | Comments |
---|---|---|---|
Density | 1.41 g/cc | 0.0509 lb/in³ | ASTM D790 |
Water Absorption | 0.22 % | 0.22 % | ASTM D570 |
Linear Mold Shrinkage | 0.020 cm/cm | 0.020 in/in | ASTM D955 |
Melt Flow | 9.0 g/10 min | 9.0 g/10 min | ASTM D1238 |
Mechanical Properties | Metric | English | Comments |
---|---|---|---|
Hardness, Rockwell M | 80 | 80 | ASTM D785 |
Tensile Strength, Ultimate | 63.7 MPa | 9250 psi | ASTM D638 |
Elongation at Break | 60 % | 60 % | ASTM D638 |
Flexural Yield Strength | 94.1 MPa | 13700 psi | ASTM D790 |
Flexural Modulus | 2.50 GPa | 363 ksi | ASTM D790 |
Izod Impact, Notched | 0.667 J/cm | 1.25 ft-lb/in | ASTM D256 |
Coefficient of Friction | 0.22 | 0.22 | ASTM D1894 |
Thermal Properties | Metric | English | Comments |
---|---|---|---|
CTE, linear | 130 µm/m-°C @Temperature 20.0 °C |
72.2 µin/in-°F @Temperature 68.0 °F |
ASTM D696 |
Melting Point | 166 °C | 331 °F | ASTM D1525 |
Maximum Service Temperature, Air | 100 - 120 °C | 212 - 248 °F | Long Term |
140 - 150 °C | 284 - 302 °F | Short Term | |
Deflection Temperature at 0.46 MPa (66 psi) | 158 °C | 316 °F | ASTM D648 |
Deflection Temperature at 1.8 MPa (264 psi) | 110 °C | 230 °F | ASTM D648 |
Vicat Softening Point | 162 °C | 324 °F | ASTM D1525 |
Flammability, UL94 | HB | HB |
Electrical Properties | Metric | English | Comments |
---|---|---|---|
Volume Resistivity | 1.00e+14 ohm-cm | 1.00e+14 ohm-cm | ASTM D257 |
Surface Resistance | 1.00e+16 ohm | 1.00e+16 ohm | ASTM D257 |
Dielectric Constant | 3.7 @Frequency 1e+6 Hz |
3.7 @Frequency 1e+6 Hz |
ASTM D150 |
Dielectric Strength | 19.0 kV/mm | 483 kV/in | ASTM D149 |
Dissipation Factor | 0.0060 @Frequency 1e+6 Hz |
0.0060 @Frequency 1e+6 Hz |
ASTM D150 |
Arc Resistance | >= 200 sec | >= 200 sec | ASTM D495 |
Processing Properties | Metric | English | Comments |
---|---|---|---|
Rear Barrel Temperature | 160 - 180 °C | 320 - 356 °F | |
Middle Barrel Temperature | 182 - 200 °C | 359 - 392 °F | |
Front Barrel Temperature | 190 - 210 °C | 374 - 410 °F | |
Nozzle Temperature | 190 - 210 °C | 374 - 410 °F | |
Melt Temperature | 166 °C | 330 °F | |
Mold Temperature | 60.0 - 100 °C | 140 - 212 °F | Surface |
Drying Temperature | 80.0 °C | 176 °F | |
Dry Time | 3 hour | 3 hour | |
Injection Pressure | 68.6 - 108 MPa | 9950 - 15600 psi | |
Screw Speed | 50 - 100 rpm | 50 - 100 rpm | Purge with polyethylene/polystyrene |