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- Polyram RamSter PF321G4 PBT, 20% Glass Fiber, Flame Retardant
Polyram RamSter PF321G4 PBT, 20% Glass Fiber, Flame Retardant
| Category | Polymer , Thermoplastic , Polyester, TP , Polybutylene Terephthalate (PBT) , Polybutylene Terephthalate (PBT), Glass Fiber Filled, Flame Retardant |
| Manufacturer | Polyram |
| Trade Name | |
| Port | Shanghai port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Polyram RamSter PF321G4 PBT, 20% Glass Fiber, Flame Retardant.pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
20% Glass fiber reinforce, flame retardant PBT for injection molding applications.Information provided by Polyram.
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 1.59 g/cc | 0.0574 lb/in³ | ISO 1183 |
| Moisture Absorption at Equilibrium | 0.15 % | 0.15 % | 50% RH; ISO 62 |
| Water Absorption at Saturation | 0.15 % | 0.15 % | ISO 62 |
| Linear Mold Shrinkage | 0.011 cm/cm | 0.011 in/in | ISO 2577 |
| Melt Flow | 15 g/10 min @Load 2.16 kg, Temperature 250 °C |
15 g/10 min @Load 4.76 lb, Temperature 482 °F |
ISO 1133 |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Tensile Strength, Yield | 120 MPa | 17400 psi | ISO 527 |
| Elongation at Break | 3.0 % | 3.0 % | ISO 527 |
| Flexural Strength | 180 MPa | 26100 psi | ISO 178 |
| Flexural Modulus | 6.50 GPa | 943 ksi | ISO 178 |
| Izod Impact, Notched (ISO) | 10.0 kJ/m² | 4.76 ft-lb/in² | ISO 180 |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| Melting Point | 225 °C | 437 °F | ISO 11357 |
| Deflection Temperature at 0.46 MPa (66 psi) | 220 °C | 428 °F | ISO 75 |
| Deflection Temperature at 1.8 MPa (264 psi) | 210 °C | 410 °F | ISO 75 |
| Flammability, UL94 | V-0 @Thickness 3.00 mm |
V-0 @Thickness 0.118 in |
|
| Glow Wire Test | 960 °C | 1760 °F | GWFI; IEC 60695 |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Volume Resistivity | 1.00e+16 ohm-cm | 1.00e+16 ohm-cm | IEC 60093 |
| Dielectric Constant | 3.4 @Frequency 1.00e+6 Hz |
3.4 @Frequency 1.00e+6 Hz |
IEC 60250 |
| Dielectric Strength | 29.0 kV/mm | 737 kV/in | IEC 60250 |
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