| About |
|---|
| MALAT 37G307 – 7809 is a 30 % glass fibre reinforced polybutylene terephthalate, intended for injection moulding. The product is available in grey and natural (MALAT 37G307) but other colours can be provided on request. This product is UV stabilized. They combine high mechanical, thermal and electrical properties with excellent chemical resistance and dimensional stability APPLICATIONS MALAT 37G307 – 7809 is intended for the injection moulding of electrical components and automotive applications including interior, exterior and electrical and mechanical systems, such as: Electrical appliance components Switches and connector housings Dashboard components Door handles and pillar trim&& |
| Product Description | |
|---|---|
| Generic | polybutylene terephthalate |
| Material Status | Commercial: Active |
| Features | Weather resistance is good,Good Dimensional Stability,Good Electrical Properties,Renewable resources,Solvent resistance,HB |
| Availabilitys | Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.53 | g/cm³ | ISO 1183 |
| Shrinkage rate | |||
| TD：3.0 mm | 0.90 | % | |
| MD：3.0 mm | 0.50 | % | |
| Water absorption rate | ISO 62 | ||
| 23℃，24hr | 0.040 | % | ISO 62 |
| Equilibrium, 23 ℃, 50% RH | 0.13 | % | ISO 62 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | 10200 | MPa | ISO 527-2 |
| tensile strength | |||
| fracture | 140 | MPa | ISO 527-2 |
| Tensile strain | |||
| fracture | 2.5 | % | ISO 527-2 |
| Bending modulus | 8700 | MPa | ISO 178 |
| bending strength | 240 | MPa | ISO 178 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | |||
| 23℃ | 13 | kJ/m² | ISO 179 |
| Charpy Unnotch Impact strength | |||
| 23℃ | 45 | kJ/m² | ISO 179 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 0.45 MPa, unannealed | 220 | ℃ | ISO 75-2/B |
| 1.8 MPa, unannealed | 210 | ℃ | ISO 75-2/A |
| Ball pressure test | |||
| 215℃ | 通过 | NF C 62-411 | |
| Melting temperature | |||
| DSC | 225 | ℃ | ISO 3146 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | 1.0E+15 | ohms | ASTM D257 |
| Volume resistivity | 1.0E+15 | ohms·cm | ASTM D257 |
| Dielectric strength | |||
| 2 mm | 39 | kV/mm | ASTM D149 |
| Dielectric constant | ASTM D150 | ||
| 50 Hz | 3.20 | ASTM D150 | |
| 1 kHz | 3.20 | ASTM D150 | |
| 1 MHz | 3.10 | ASTM D150 | |
| Dissipation factor | ASTM D150 | ||
| 50 Hz | 1.0E-3 | ASTM D150 | |
| 1 kHz | 1.0E-3 | ASTM D150 | |
| 1 MHz | 0.014 | ASTM D150 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | HB | UL 94 | |
| Igniting temperature of the hot wire | |||
| 2 mm，30 sec | 750 | ℃ | IEC 60695-2-13 |
| Extreme oxygen index | 19 | % | ISO 4589-2 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 120 | °C | |
| Drying time | 4.0 | hr | |
| Processing (melt) temperature | 255 to 270 | °C | |
| Mold temperature | 80 to 120 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Plate 100x100x3 mm |
| 3. at Break |
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