| About |
|---|
| Product Description | |
|---|---|
| Generic | 酚醛树脂 |
| Material Status | Commercial: Active |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.45-1.55 | GB1033 | |
| 0.5-0.8 | % | JB/T6542 | |
| Water absorption rate | 20-40 | mg | GB1034 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| bending strength | ≥80 | MPa | GB9341 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | ≥2.0 | kJ/m² | GB1043 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| 1.8MPa | ≥200 | ℃ | GB1634 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | V-0 | mm | UL94 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Volume resistivity | ≥1E+12 | ohms·cm | GB/T1410 |
| Surface resistivity | ≥1E+11 | ohms | GB/T1410 |
| ≥10 | Kv/mm | GB/T1408.1 | |
| 5 | PLC | ASTM D495 | |
| PTI | ≥150 | ≥150 |
| Process Conditions | |||
|---|---|---|---|
| Compression Molding | Nominal value | Unit | Test method |
| injection molding | Nominal value | Unit | Test method |
| Preheating temperature | 105-125 | ℃ | |
| Preheating time | 10-20 | min | |
| Mold pressing temperature | 165-175 | ℃ | |
| Mold pressure | 25-40 | MPa | |
| Curing time | 1.0 | min/mm | |
| Fixed mold temperature | 165-175 | ℃ | |
| Dynamic mold temperature | 170-180 | ℃ | |
| Temperature of the front section of the material barrel | 90-100 | ℃ | |
| Temperature of the rear section of the barrel | 70-80 | ℃ | |
| Injection pressure | 80-160 | MPa | |
| Closing pressure | 100-200 | MPa | |
| Back pressure | 1-3 | MPa | |
| Hold time | 10-20 | s/mm | |
| Notes |
|---|
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