About |
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Chemical abbreviation according to ISO 1043-1: POM-HI Molding compound ISO 9988- POM-K, M-GCLP, 05-001 Modified POM copolymer Easy flowing, elastomer-containing injection molding type in color modifying black 10/1570; especially weathering resistant; lower chemical resistance than the basic type HOSTAFORM C 27021; high resistance to thermal and oxidative degradation. Burning rate ISO 3795 and FMVSS 302 < 100 mm/min for a thickness more than 1 mm. Ranges of applications: for molded parts with matt surface. FMVSS = Federal Motor Vehicle Safety Standard (USA)&& |
Product Description | |
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Supplier | Celanese |
Generic | Copolymer Polyformaldehyde |
Material Status | Commercial: Active |
Features | Weather resistance is good,Good liquidity |
Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
Process Methods | Injection Molding |
Technical Data | |||
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PHYSICAL | Nominal value | Unit | Test method |
Density | 1.39 | g/cm³ | ISO 1183 |
Melt Volume Rate | |||
190℃,2.16 kg | 21.0 | cm³/10min | ISO 1133 |
Water absorption rate | |||
Saturation, 23 ℃ | 0.70 | % | ISO 62 |
MECHANICAL | Nominal value | Unit | Test method |
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Tensile modulus | 2000 | MPa | ISO 527-2/1A/1 |
tensile strength | |||
yield | 46.0 | MPa | ISO 527-2/1A/50 |
Tensile strain | |||
yield | 8.0 | % | ISO 527-2/1A/50 |
Nominal tensile fracture strain | 35 | % | ISO 527-2/1A/50 |
Tensile Creep Modulus(1 hr) | 1800 | MPa | ISO 899-1 |
Tensile creep modulus | |||
1000 hr | 1000 | MPa | ISO 899-1 |
Bending modulus | |||
23℃ | 2100 | MPa | ISO 178 |
IMPACT | Nominal value | Unit | Test method |
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Charpy Notched Impact Strength | ISO 179/1eA | ||
-30℃ | 8.0 | kJ/m² | ISO 179/1eA |
23℃ | 11 | kJ/m² | ISO 179/1eA |
Charpy Unnotch Impact strength | ISO 179/1eU | ||
-30℃ | 110 | kJ/m² | ISO 179/1eU |
23 ℃, localized fracture | 150 | kJ/m² | ISO 179/1eU |
THERMAL | Nominal value | Unit | Test method |
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Hot deformation temperature | |||
1.8 MPa, unannealed | 84.0 | ℃ | ISO 75-2/A |
Melting temperature | 166 | ℃ | ISO 11357-3 |
Linear coefficient of thermal expansion | |||
MD | 1.2E-4 | 1/℃ | ISO 11359-2 |
Process Conditions | |||
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injection | Nominal value | Unit | Test method |
Drying temperature | 100 to 120 | °C | |
Drying time | 3.0 to 4.0 | hr | |
Hopper temperature | 20 to 30 | °C | |
Barrel rear temperature | 170 to 180 | °C | |
Barrel middle temperature | 180 to 190 | °C | |
Barrel front temperature | 190 to 200 | °C | |
Nozzle temperature | 190 to 200 | °C | |
Processing (melt) temperature | 190 to 200 | °C | |
Mold temperature | 60 to 70 | °C | |
Injection pressure | 60.0 to 120 | MPa | |
Injection speed | Slow | ||
Hold pressure | 60.0 to 120 | MPa | |
Back pressure | 0.00 to 2.00 | MPa |
Notes |
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1. Typical properties: these are not to be construed as specifications. |
2. 30s |
3. 10°C/min |
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