scroll
| Property | Penntube® | |||||
|---|---|---|---|---|---|---|
| SMT | SST | PFA | TFE | TFE4X | WTF | |
| Material | FEP | FEP | PFA | TFE | TFE | TFE/FEP |
| Max. ServiceTemperature | –170~+200 | –170~+200 | –170~+260 | –170~+260 | –170~+260 | –170~+230 |
| shrinkage temperature | 120 | 140 | 140 | 327 | 327 | 327 |
| Rate of shrinkage% | 25 | 40 | 25 | 50 | 75 | 67 |
| Coating diameter mm | 0.68~53.3 | 1.5~51.0 | 1.21~26.0 | 0.38~11.94 | 0.64~31.75 | 0.00~6.35 |
| Rate of change in length% | <±15 | <±15 | <±15 | <±25 | <±25 | <±25 |
| Withstand voltage kV/mm | >35 | >35 | >35 | >27 | >27 | >27 |
| Linear Coefficient of Expansion Ω•cm | 1018 | 1018 | >1018 | >1018 | >1018 | >1018 |
| Dielectric Constant 106 Hz | 2.1 | 2.1 | 2.1 | <2.1 | <2.1 | 2.1 |
| TensileStrength MPa | 20.6 | 27.5 | 31.4 | 27.5~34.3 | 27.5~34.3 | 19.6~29.4 |
| Elongation% | 300 | 300 | 300 | 200～400 | 200～400 | 200～300 |
| WaterAbsorption (24Hr.)% | <0.01 | <0.01 | 0.03 | <0.01 | <0.01 | <0.01 |
| Specific Gravity | 2.15 | 2.15 | 2.15 | 2.18 | 2.18 | 2.17 |
| Flammability Rating | Incombustible | Incombustible | Incombustible | Incombustible | Incombustible | Incombustible |
| weatherability | ◎ | ◎ | ◎ | ◎ | ◎ | ◎ |
| Oile resistance | ◎ | ◎ | ◎ | ◎ | ◎ | ◎ |
| Chemical resistance | ◎ | ◎ | ◎ | ◎ | ◎ | ◎ |
| alkali resistance | ◎ | ◎ | ◎ | ◎ | ◎ | ◎ |
scroll
| Abbreviation | Chemical Name | Chemical Formula | ||||||
|---|---|---|---|---|---|---|---|---|
| TFE | Tetrafluoroetylene | -(-CF2-CF2-)-n | ||||||
| PFA | Tetrafluoroetylene Perfluoroalkylvinylether Copolymer |
|
||||||
| FEP | Tetrafluoroetylene Hexafluoropropylen Copolymer |
|