CB-TT (L / S / T) tube made of Poly Tetra Fluoro Ethylene (PTFE) material, high temperature (260 ℃), corrosion resistance, high insulation, high strength and other characteristics. Its widely used in electronics, computers, electric, aerospace, military, communications and other important scientific and technological industries,such as miniature transformers, special sensors, artificial blood vessels.
CB-TT-L (150V), CB-TT-T (300V), CB-TT-S (600V) through the United StatesUL certification (certification number: E180908). And Through UL 1446 insulation system (PD GEORGE CO / RIPLEY RESIN the DASH2B-5 system) compatibility test.
- voltage rating: 150V / 300V / 600V
- Temperature range: -80 ℃ ~ 200 ℃
Introduction
| Item | Test method | Property requirements |
| Proportion | ASTM D792 | 2.16g/cm³ |
| Tensile strength | ASTM D638 | 24.5MPa |
| Elongation | ASTM D638 | 350% |
| Bending coefficient | ASTM D790 | 490MPa |
| Impact strength | ASTM D256+23℃-54℃j/m | No cracks |
| Hardness | ASTM D2240 | 55 ShoreD |
| Friction coefficient | 0.1 | |
| Melting point | 327℃ | |
| Operating temperature | 260℃ | |
| Flammability | UL-224 | VW-1 |
| Permittivity103-106Hz | ASTM D150 | 2.1 |
| Dissipation factor106Hz | ASMT D150 | 0.0002 |
| Arc coefficient | ASMT D495 | ＞300s |
| Volume resistivity | ASTM D257 | ＞10¹⁸ Ω.cm |
| Weather ability | Weather-o-meter(2000h) | No change |
| Solvent | ASTM D543 | Good |
| Chemical resistance | ASTM D543 | Good |
| Withstand voltage | 2500V(60s)，No breakdown | by |
Specification
| Specifications | Teflon insulation sleeve | |||||
| inner diameter（mm） | outer diameter（mm） | |||||
| AWG | MIN | NOR | MAX | S-TYPE | T-TYPE | L-TYPE |
| 30 | 0.25 | 0.30 | 0.38 | 0.76 | 0.76 | 0.60 |
| 28 | 0.33 | 0.38 | 0.46 | 0.84 | 0.84 | 0.68 |
| 26 | 0.41 | 0.46 | 0.53 | 0.92 | 0.92 | 0.76 |
| 24 | 0.51 | 0.56 | 0.66 | 1.16 | 1.06 | 0.86 |
| 23 | 0.58 | 0.66 | 0.74 | 1.26 | 1.16 | 0.96 |
| 22 | 0.66 | 0.71 | 0.81 | 1.31 | 1.21 | 1.01 |
| 21 | 0.74 | 0.81 | 0.89 | 1.41 | 1.31 | 1.11 |
| 20 | 0.81 | 0.86 | 0.97 | 1.66 | 1.46 | 1.16 |
| 19 | 0.91 | 0.96 | 1.07 | 1.76 | 1.56 | 1.26 |
| 18 | 1.01 | 1.07 | 1.17 | 1.87 | 1.67 | 1.37 |
| 17 | 1.14 | 1.19 | 1.32 | 1.99 | 1.79 | 1.49 |
| 16 | 1.29 | 1.34 | 1.47 | 2.14 | 1.94 | 1.64 |
| 15 | 1.45 | 1.50 | 1.65 | 2.30 | 2.10 | 1.80 |
| 14 | 1.62 | 1.68 | 1.83 | 2.48 | 2.28 | 2.08 |
| 13 | 1.83 | 1.93 | 2.05 | 2.73 | 2.53 | 2.33 |
| 12 | 2.05 | 2.16 | 2.31 | 2.96 | 2.77 | 2.56 |
| 11 | 2.31 | 2.41 | 2.57 | 3.21 | 3.01 | 2.81 |
| 10 | 2.59 | 2.69 | 2.84 | 3.49 | 3.29 | 3.09 |
| 9 | 2.90 | 3.00 | 3.15 | 4.00 | 3.76 | 3.40 |
| 8 | 3.28 | 3.38 | 3.53 | 4.38 | 4.14 | 3.78 |
| 7 | 3.65 | 3.76 | 3.94 | 4.76 | 4.52 | 4.16 |
| 6 | 4.11 | 4.22 | 4.41 | 5.22 | 4.98 | 4.72 |
| 5 | 4.62 | 4.72 | 4.95 | 5.72 | 5.48 | 5.22 |
| 4 | 5.18 | 5.28 | 5.53 | 6.28 | 6.04 | 5.78 |
| 3 | 5.81 | 5.94 | 6.20 | 6.94 | 6.70 | 6.44 |
| 2 | 6.55 | 6.68 | 6.93 | 7.68 | 7.44 | 7.18 |
| 1 | 7.34 | 7.46 | 7.75 | 8.46 | 8.22 | 7.96 |
| 0 | 8.26 | 8.38 | 8.69 | 9.38 | 9.14 | 8.88 |