Epoxy Resin Processed Parts
Optimized Technical Features
- High Precision Tolerance Control
- Excellent Flame Retardant Properties
- Outstanding Dielectric Strength
- Superior Moisture Resistance
- Excellent Thermal Resistance
- High Thermal Shock Resistance
- Excellent Machinability & Automation Compatibility
Product Advantages:
● High mechanical strength at high temperatures.
●Excellent insulation performance at room temperature and humidity.· Excellent electrical performance in normal dry environments
● Maximum long-term working temperature 130℃
●Excellent heat resistance, insulation class
●The product is cost-effective
●Custom size processing
Product technical parameters
| Test items | Test conditions | unit | Typical values | |
| Glass conversion temperature | DSC | IPC-TM-650 2.4.25 | C | 120 |
| Specific gravity | As received | g/cm3 | 2.08 | |
| Flame retardant | UL94 | HB | ||
| Volumetric resistance | C-96/35/90 | MΩ・cm | 106-109 | |
| Surface resistance | C-96/35/90 | MΩ | IO5-107 | |
| Insulation resistance | Immersion in water for 24 hours, 500V | MΩ | 104- IO5 | |
| Arc resistance | ASTM D495 | Sec | 120-140 | |
| Breakdown voltage | Parallel layer | 90C transformer oil | KV | 36 |
| Vertical layer orientation | 90C transformer oil | MV/M | 28 | |
| Dielectric constant (1MHz) | Fluid cell | 4.2-4.7 | ||
| Media Loss (1MHz) | Fluid cell | 0.020-0.030 | ||
| Leakage trace index | ASTM D3638 | V | 175-250 | |
| Flexural strength | Y-direction | ASTM D790 | MPa | 400-500 |
| X – direction | MPa | 450-550 | ||
| Compressive strength | Y-direction | ASTM D695 | MPa | 340-440 |
| X-direction | MPa | 290-390 | ||
| Coefficient of thermal expansion | X, Y – direction | RT〜200C | PPM/C | 11-14 |
| Z-direction | RT〜110C | PPM/C | 45-50 | |
| 110-200C | PPM/C | 250-260 | ||
| Heat resistance | 130C/2Hr | pass | ||
| 280C/30s | Pass | |||
| Water absorption | 1.0mm thickness | E-24/50+D-24/23 | % | 0. 1-0.8 |
| Relative Temperature Index (RTI) | UL94 | C | 130 | |
| Insulation grade | IEC 60216- 1 | Class | B | |
Application:
Industrial machinery, machine parts, electrical wires, mechanical wires, bearings, gaskets, gears, gaskets, computer electronic equipment, carriers, electrical boards, circuit board fixtures, wave soldering brackets, fins, converters, terminal blocks, heterogeneous parts, transformers, wear strips, etc.
SJ’s factory
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Contact us for insulation materials, engineering plastics, or drawing-based custom machining services.
Our team is ready to provide technical advice and fast quotations to support your project.
