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Celcon® GB25
| Category: | Acetal (POM) Copolymer , Acetal (POM) Copolymer |
| Manufacturer: | Celanese Corporation |
| Trademark: | Celcon® |
| Fillers: | - |
| Ports: | Qinzhou, Shekou, Shanghai, Ningbo |
| Delivery Terms | FOB, CIF, DAP, DAT, DDP |
| PDF: | pweegd_Celcon-GB25.pdf  |
| PRICE: | Order Products email sales@su-jiao.com |
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| Message |
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Celcon® GB25 acetal copolymer is a 25% glass bead filled grade for low shrinkage and warp resistance in large, flat and thin walled parts. Chemical abbreviation according to ISO 1043-1: POM |
| General Information | |
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| Filler / Reinforcement |
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| Features |
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| Uses |
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| RoHS Compliance |
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| Multi-Point Data |
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| Resin ID (ISO 1043) |
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| Physical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Specific Gravity | |||
| -- | 1.62 | g/cm³ | ASTM D792 |
| -- | 1.58 | g/cm³ | ISO 1183 |
| Melt Volume-Flow Rate (MVR) (190°C/2.16 kg) | 13.0 | cm³/10min | ISO 1133 |
| Molding Shrinkage | |||
| Flow | 1.6 | % | ASTM D955 |
| Transverse flow | 1.4 | % | ASTM D955 |
| Vertical flow direction | 1.3 | % | ISO 294-4 |
| Flow direction | 1.5 | % | ISO 294-4 |
| Water Absorption | ISO 62 | ||
| Saturated, 23°C | 0.65 | % | ISO 62 |
| Equilibrium, 23°C, 50% RH | 0.20 | % | ISO 62 |
| Mechanical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Tensile Modulus | 3700 | MPa | ISO 527-2/1A/1 |
| Tensile Strength | |||
| Yield, -40°C | 73.1 | MPa | ASTM D638 |
| Yield, 23°C | 46.2 | MPa | ASTM D638 |
| Yield, 82°C | 26.2 | MPa | ASTM D638 |
| Yield | 49.0 | MPa | ISO 527-2/1A/50 |
| Tensile Strain (Yield) | 4.0 | % | ISO 527-2/1A/50 |
| Flexural Modulus (23°C) | 3600 | MPa | ISO 178 |
| Impact | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Charpy Notched Impact Strength | ISO 179/1eA | ||
| -30°C | 2.2 | kJ/m² | ISO 179/1eA |
| 23°C | 2.4 | kJ/m² | ISO 179/1eA |
| Notched Izod Impact (23°C) | 2.6 | kJ/m² | ISO 180/1A |
| Thermal | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Deflection Temperature Under Load | |||
| 1.8 MPa, not annealed | 118 | °C | ASTM D648 |
| 1.8 MPa, not annealed | 105 | °C | ISO 75-2/A |
| Melting Temperature | |||
| -- 1 | 165 | °C | ISO 11357-3 |
| -- | 166 | °C | ASTM D3418 |
| Linear thermal expansion coefficient | ISO 11359-2 | ||
| Flow | 7.0E-5 | cm/cm/°C | ISO 11359-2 |
| Lateral | 8.0E-5 | cm/cm/°C | ISO 11359-2 |
| Injection | Nominal Value | Unit | |
|---|---|---|---|
| Drying Temperature | 80.0 - 100 | °C | |
| Drying Time | 3.0 | hr | |
| Rear Temperature | 170 - 180 | °C | |
| Middle Temperature | 180 - 190 | °C | |
| Front Temperature | 180 - 190 | °C | |
| Nozzle Temperature | 190 - 200 | °C | |
| Processing (Melt) Temp | 180 - 200 | °C | |
| Mold Temperature | 90.0 - 120 | °C | |
| Injection Pressure | 90.0 - 140 | MPa | |
| Injection Rate | Slow | ||
| Holding Pressure | 90.0 - 140 | MPa | |
| Back Pressure | 0.00 - 0.500 | MPa |
| Injection instructions |
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| Manifold Temperature: 190 to 210°CZone 4 Temperature: 190 to 200°C |
| Note Message | |
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| 1 . | 10°C/min |
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|---|---|---|---|
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