A method is used to determine the damaged area and the length of the damage when the textiles and ot
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A method is used to determine the damaged area and the length of the damage when the textiles and other materials are burned at 45 °, and the B method is used to determine the number of times the textile contacts the flame at a 45 ° state with hot melt to a specified length.
Standards
GB/T 14645-2014 Textiles-Burning behaviour-45°test determination of damaged area and ignition times
Technical Parameters
| Items | Parameters |
| Afterflame time range | 0～99.99s, resolution：0.01s |
| Afterglow time range | 0 ~ 99.99s, resolution: 0.01s Ignition tip distance from the sample distance |
| Ignition time | A method: thin fabric 30s; thick fabric 120s B method: manual |
| Igniter caliber | A method: thin fabric Φ6.4mm; thick fabric Φ20mm B method: Φ6.4mm |
| Sample clip size | A method: shape 500mm × 230mm; inner frame 250mm × 150mm B method: spiral diameter Φ10mm; pitch 2mm; total length 150mm |
| Igniter top distance from the sample | A method: thin fabric 45mm; thick fabric 65mm B method : 45mm |
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