NEMA P2
Product Definition:
P2 is a type of phenolic paper-based material used for electrical insulation. It is made by impregnating multiple layers of paper with phenolic resin and then pressing them together under high temperature and pressure to form a rigid and durable sheet. The resulting material has good mechanical strength, high impact resistance, and excellent electrical insulation properties.
P2 is available in various thicknesses and sheet sizes. The standard thickness ranges from 0.5mm to 100mm, and the sheet sizes can be customized to fit specific application requirements.
The material is typically used for electrical insulation in low-voltage applications, such as switchboards, panel boards, and control boards. It is also commonly used for mechanical and thermal applications, such as bushings, washers, and spacers.
In terms of electrical properties, Laminates P2 has a high dielectric strength, low dielectric constant, and low dissipation factor, which makes it an ideal material for electrical insulation. It also has good thermal properties and can withstand temperatures up to 120°C without significant degradation.
Overall, P2 is a reliable and cost-effective material that is widely used for electrical insulation in low-voltage applications. It provides excellent mechanical strength and electrical insulation properties, making it a suitable choice for various industrial and commercial applications.
Advantages and applications
Advantages:
- Durability: Laminated paper-based P2 tests are more durable than traditional paper-based tests, allowing for longer shelf-life and improved resistance to environmental factors such as moisture and heat.
- Stability: Laminated paper-based P2 tests are more stable and less likely to produce false results due to degradation of the test components.
- Portability: Laminated paper-based P2 tests are still small and lightweight, making them easy to transport and use in a variety of settings, including remote and low-resource areas.
- Speed: Laminated paper-based P2 tests are designed to provide rapid results, often within a few minutes or even seconds, allowing for quick diagnosis and treatment decisions.
- User-friendly: Laminated paper-based P2 tests are designed to be simple and easy to use, requiring minimal training and expertise to administer and interpret the results.
Applications:
- Infectious disease diagnosis: Laminated paper-based P2 tests can be used for the diagnosis of infectious diseases such as HIV, malaria, and COVID-19.
- Pregnancy testing: Laminated paper-based P2 tests can be used to detect pregnancy hormones in urine, making them a quick and convenient way to confirm pregnancy.
- Drug testing: Laminated paper-based P2 tests can be used for drug testing, either in the workplace or in clinical settings.
- Food safety testing: Laminated paper-based P2 tests can be used to detect pathogens in food, helping to ensure food safety and prevent outbreaks of foodborne illness.
- Environmental monitoring: Laminated paper-based P2 tests can be used to detect pollutants or toxins in the environment, allowing for early detection and prevention of environmental hazards.
Overall, paper-based laminate P2 has a wide range of applications due to its high mechanical strength, dimensional stability, electrical insulation properties, and heat resistance.
P2 Engineering Properties
| Key Characteristics | Test Method | Units | Values |
|---|---|---|---|
| Standards IEC | IEC 60893-3 | PFCP 207 | |
| Standards NEMA | NEMA | NEMA XPC | |
| MIL-I- | MIL-I-24768/20 | ||
| Matrix | |||
| Reinforcement | |||
| Sizes (in mm) | 1220 x 1220 | ||
| 1220 x 2440 | |||
| Tensile Strength | ASTM D638 | psi | 12000 |
| Modulous of elasticity (in Tension) | Cw - ASTM D638 | psi | 110000 |
| Modulous of elasticity (in flexure) | ASTM D638 | psi | 100000 |
| Compressive Strength | ASTM D695 | psi | 25000 |
| Rockwell Hardness | LW - ASTM D790 | M Scale | M-100 |
| Electric Strength | ASTM D257 | kV | 30 |
| Dielectric strength perpendicular | ASTM D149 | V/mil | |
| short time test | 1/8 in. | 550 | |
| Step by step test | 1/8 in. | 325 | |
| Breakdown Voltage | ASTM D348 | 40 Min | |
| Izod Impact Strength | ASTM D256 | ft-lb/in | 0.5 |
| Bonding Strength | ASTM D229 | lb | 800 |
| Permittivity | ASTM 709-01 | at 1 MHz | 5.7 |
| Dissipaton factor | ASTM 709-01 | at 1 MHz | 0.4 |
| Comparative Tracking index | ASTM D2132 | pt. electrodes | 300 |
| Specific Gravity | ASTM D348 | G/C^3 | 1.5 |
| Specific Volume | ASTM D348 | kV/mm | 20.4 |
| Thermal Expansion | ASTM D229 | cm/cm. C | 21 x 10 ^-6 |
| Thermal conductivity | ASTM D229 | Cal.cm/s.cm2. C | 8 x 10 ^-4 |
| Specific Heat | ASTM D229 | cal/g.C | 0.35 - 0.40 |
| Temperature Index | ASTM D229 | C | 155 |
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