Category: | PBT , Polybutylene Terephthalate |
Manufacturer: | Polyram Ram-On Industries |
Trademark: | RAMSTER |
Fillers: | - |
Ports: | Qinzhou, Shekou, Shanghai, Ningbo |
Delivery Terms | FOB, CIF, DAP, DAT, DDP |
PDF: | TkdBSf_RAMSTER-PF303G4.pdf ![]() |
PRICE: | Order Products email sales@su-jiao.com |
Message |
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20% GLASS FIBER REINFORCED, LOW VISCOSITY P.B.T FOR INJECTION MOULDING APPLICATIONS. |
General Information | |
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Filler / Reinforcement |
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Features |
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Processing Method |
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Physical | Nominal Value | Unit | Test Method |
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Specific Gravity | 1.45 | g/cm³ | ASTM D792, ISO 1183 |
Melt Mass-Flow Rate (MFR) (250°C/2.16 kg) | 20 | g/10 min | ASTM D1238, ISO 1133 |
Molding Shrinkage | |||
Flow | 0.35 | % | ASTM D955 |
-- | 0.35 | % | ISO 2577 |
Water Absorption | |||
Saturation | 0.50 | % | ASTM D570 |
Saturated, 23°C | 0.50 | % | ISO 62 |
Equilibrium, 23°C, 50% RH | 0.10 | % | ASTM D570, ISO 62 |
Mechanical | Nominal Value | Unit | Test Method |
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Tensile Strength (Yield) | 110 | MPa | ASTM D638, ISO 527-2 |
Tensile Elongation (Break) | 3.0 | % | ASTM D638, ISO 527-2 |
Flexural Modulus | 5100 | MPa | ASTM D790, ISO 178 |
Flexural Strength | 160 | MPa | ASTM D790, ISO 178 |
Impact | Nominal Value | Unit | Test Method |
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Notched Izod Impact | |||
23°C | 100 | J/m | ASTM D256 |
23°C | 6.5 | kJ/m² | ISO 180 |
Thermal | Nominal Value | Unit | Test Method |
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Deflection Temperature Under Load | |||
0.45 MPa, not annealed | 220 | °C | ASTM D648, ISO 75-2/B |
1.8 MPa, not annealed | 210 | °C | ASTM D648, ISO 75-2/A |
Melting Temperature | 225 | °C | ISO 11357-3, ASTM D3418 |
Electrical | Nominal Value | Unit | Test Method |
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Dielectric Constant (1 MHz) | 3.60 | IEC 60250 |
Flammability | Nominal Value | Unit | Test Method |
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Flame Rating (3.00 mm) | HB | UL 94 | |
Glow Wire Flammability Index | 750 | °C | IEC 60695-2-12 |
Injection | Nominal Value | Unit | |
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Drying Temperature | 120 | °C | |
Drying Time | 3.0 - 4.0 | hr | |
Suggested Max Moisture | 0.050 | % | |
Rear Temperature | 235 - 255 | °C | |
Middle Temperature | 240 - 260 | °C | |
Front Temperature | 245 - 270 | °C | |
Processing (Melt) Temp | 240 - 270 | °C | |
Mold Temperature | 70.0 - 90.0 | °C | |
Injection Pressure | 70.0 - 105 | MPa | |
Holding Pressure | 30.0 - 105 | MPa | |
Back Pressure | 0.350 - 0.700 | MPa | |
Screw Speed | 60 - 90 | rpm |
Injection instructions |
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Fill Speed: 25 to 50 mm/sec |
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