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Ultramid® B3U Q721
| Category: | Nylon 6 , Polyamide 6 |
| Manufacturer: | BASF Corporation |
| Trademark: | Ultramid® |
| Fillers: | - |
| Ports: | Qinzhou, Shekou, Shanghai, Ningbo |
| Delivery Terms | FOB, CIF, DAP, DAT, DDP |
| PDF: | KGymD7_Ultramid-B3U-Q721.pdf  |
| PRICE: | Order Products email sales@su-jiao.com |
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| Ultramid B3U Q721 is an injection molding grade, flame-retardant, free from halogen and phosphorus, and UL94 V0 approved. Technical molded parts are used for electrical engineering. |
| General Information | |
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| Features |
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| Uses |
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| Agency Ratings |
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| RoHS Compliance |
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| Forms |
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| Processing Method |
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| Physical | Dry | Conditioned | Unit | Test Method |
|---|---|---|---|---|
| Specific Gravity | 1.17 | -- | g/cm³ | ASTM D792, ISO 1183 |
| Molding Shrinkage - Flow (3.18 mm) | 0.80 | -- | % | |
| Water Absorption | ||||
| Saturation | 0.10 | -- | % | ASTM D570 |
| Saturation, 23°C | 0.10 | -- | % | ISO 62 |
| Equilibrium, 50% RH | 2.5 | -- | % | ASTM D570 |
| Equilibrium, 23°C, 50% RH | 2.5 | -- | % | ISO 62 |
| Mechanical | Dry | Conditioned | Unit | Test Method |
|---|---|---|---|---|
| Tensile Modulus (23°C) | 3700 | 1100 | MPa | ISO 527-2 |
| Tensile Strength | ||||
| Yield, 23°C | 83.0 | -- | MPa | ASTM D638 |
| Yield, 23°C | 80.0 | 45.0 | MPa | ISO 527-2 |
| Break, 23°C | 74.0 | -- | MPa | ISO 527-2 |
| Tensile Elongation | ||||
| Yield, 23°C | 5.0 | -- | % | ASTM D638 |
| Yield, 23°C | 4.0 | 15 | % | ISO 527-2 |
| Break, 23°C | 50 | -- | % | ASTM D638 |
| Flexural Modulus (23°C) | 3000 | -- | MPa | ASTM D790, ISO 178 |
| Impact | Dry | Conditioned | Unit | Test Method |
|---|---|---|---|---|
| Charpy Notched Impact Strength | ISO 179 | |||
| -30°C | 3.0 | -- | kJ/m² | |
| 23°C | 3.0 | -- | kJ/m² | |
| Charpy Unnotched Impact Strength (23°C) | No Break | No Break | ISO 179 | |
| Notched Izod Impact | ASTM D256 | |||
| -40°C | 32 | -- | J/m | |
| 23°C | 43 | -- | J/m |
| Thermal | Dry | Conditioned | Unit | Test Method |
|---|---|---|---|---|
| Deflection Temperature Under Load | ||||
| 0.45 MPa, Unannealed | 224 | -- | °C | ASTM D648 |
| 1.8 MPa, Unannealed | 91.0 | -- | °C | ASTM D648 |
| 1.8 MPa, Unannealed | 65.0 | -- | °C | ISO 75-2/A |
| Peak Melting Temperature | 220 | -- | °C | ASTM D3418, ISO 3146 |
| CLTE - Flow | 4.0E-5 | -- | cm/cm/°C | ASTM E831 |
| RTI Elec | UL 746 | |||
| 0.750 mm | 130 | -- | °C | |
| 1.50 mm | 130 | -- | °C | |
| 3.00 mm | 130 | -- | °C | |
| RTI Imp | UL 746 | |||
| 0.750 mm | 75.0 | -- | °C | |
| 1.50 mm | 75.0 | -- | °C | |
| 3.00 mm | 80.0 | -- | °C | |
| RTI Str | UL 746 | |||
| 0.750 mm | 95.0 | -- | °C | |
| 1.50 mm | 95.0 | -- | °C | |
| 3.00 mm | 95.0 | -- | °C |
| Electrical | Dry | Conditioned | Unit | Test Method |
|---|---|---|---|---|
| Volume Resistivity | ||||
| 1.50 mm | 1.0E+13 | 1.0E+10 | ohms·cm | ASTM D257 |
| -- | 1.0E+13 | 1.0E+10 | ohms·cm | IEC 60093 |
| Dielectric Constant (1 MHz) | 3.40 | 6.00 | IEC 60250 | |
| Dissipation Factor (1 MHz) | 0.015 | 0.25 | IEC 60250 | |
| Comparative Tracking Index | 600 | -- | V | IEC 60112 |
| Flammability | Dry | Conditioned | Unit | Test Method |
|---|---|---|---|---|
| Flame Rating | UL 94 | |||
| 0.750 mm | V-0 | -- | ||
| 1.50 mm | V-0 | -- | ||
| 3.00 mm | V-0 | -- |
| Injection | Dry | Unit | |
|---|---|---|---|
| Drying Temperature | 80.0 | °C | |
| Drying Time | 2.0 to 4.0 | hr | |
| Suggested Max Moisture | 0.15 | % | |
| Processing (Melt) Temp | 240 to 285 | °C | |
| Mold Temperature | 65.0 to 80.0 | °C | |
| Injection Pressure | 3.50 to 12.5 | MPa | |
| Injection Rate | Fast |
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