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PAN-based carbon fiber felt is made of polyacrylonitrile staple fiber, through weaving acupuncture and high temperature processes to make sure felt has good function and obtained by pre-oxidation, carbonization and graphitization processes, it’s a kind of traditional thermal insulation material.
Technical data:
| Property | Unit | Carbon fiber felt | Graphite fiber felt |
| Code Number | -- | CFF-PB950 | CFF-PB2200 |
| Working Temperature | ℃ | 950 | 2200 |
| Thermal conductivity (350℃) | W/m.k | 0.06~0.08 | 0.08~0.14 |
| Thermal conductivity (1550℃) | W/m.k | 0.22~0.25 | 0.45~0.50 |
| Carbon Content | % | ≥85 | ≥99.85 |
| Ash Content | ppm | ≥2000 | ≤800 |
| Bulk Density | g/cm3 | 0.12~0.16 | 0.09~0.12 |
| Width | cm | ≤160 | ≤160 |
| Thickness | mm | 8, 10±0.5 | 8, 10±0.5 |
Surface treatment: Can be treated based on customer requirements, such as resin coating or siliconization.
Main Characteristics:
1. High strength and modulus: PAN-based carbon fiber felt has excellent mechanical properties, with a strength and modulus that are 2-3 times and 5-10 times that of steel, respectively.
2. Good thermal stability: PAN-based carbon fiber felt is not easily decomposed at high temperatures and can be used for long periods in high-temperature environments.
3. Excellent conductivity: PAN-based carbon fiber felt has good electrical conductivity and can be used as a current collector material for batteries.
4. Low density: PAN-based carbon fiber felt has a low density and can be used for the manufacture of lightweight materials.
5. High surface area: PAN-based carbon fiber felt has a high surface area and can be used as a catalyst support material.
Main Applications:
1. Aerospace: PAN-based carbon fiber felt can be used for the manufacture of aerospace components and structural materials, such as guidance wings, fuselage, engine covers, etc.
2. Automotive: PAN-based carbon fiber felt can be used for the manufacture of automotive components, such as bodywork, doors, dashboards, etc.
3. Battery manufacturing: PAN-based carbon fiber felt can be used as a current collector material for batteries.
4. Chemical industry: PAN-based carbon fiber felt can be used as a catalyst support material and filtration material.
5. Other industries: PAN-based carbon fiber felt can also be used in shipbuilding, construction materials, electronic components, and other fields.