DONGGUAN DAXIAN INSTRUMENT EQUIPMENT CO.,LTD
Dongguan Daxian Instrument Equipment Co.,Ltd. CHINA'S LEADER IN TESTING EQUIPMENT Professional Manufacturer of Building Materials 13 years Fire Retardant / Wire/ Plastics/ Rubber/ Environmental
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BS 476-4 Micro Computer Non-Combustibility for Material
Application:
When a certain amount of gas is supplied to the box and the standard ignition source is used to ignite the flame, this instrument can be used to test the ability of the vertical flame propagation to be restrained under the standard conditions of the vertically installed bundles of wire, cable or optical fiber cable.
Standards:
- BS 476-4
- EN IS0 1182
- ASTM E136[3]
Parameters:
The test equipment includes heating furnace, sample holder, air flow hood, thermocouple, power stabilizer, voltage regulator, intelligent temperature control device, computer (temperature curve can be recorded and all test data can be recorded)
| Draught shield | Φ75mm×50mm |
| Specimen holder mass | 15±2 g |
| Voltage stabilizer | 1.5KVA,accuracy of output voltage within ±1% |
| Variable transformer | 0~100V |
| Thermometer | 0~1000±5% |
| Environment temperature | 25ºC~35ºC |
| Timer | 0~99h |
| Power | AC220V ± 10%, 50Hz, current ≤10A |
| Furnace temperature | 750±5ºC |
| Furnace temperature drift | <2ºC/10min |
| Heating power | 800-1000W, maximum power:1.5KW |
| The bulk density of the Magnesium Oxide Powder | (170±30)kg/m³ |
Furnace
-Φ95mm×Φ75mm×Φ150mm,80/20 nickel/chromium electrical resistance tape 3mm wide and 0.2mm thick.
Thermocouple
-insulated nickel-chromium - nickel - aluminum armored Φ1.5 mm
-We can provide two free thermocouples, you can also purchase extra spare parts if you need them later.
Mirror
- equipped with mirror to see the interal of the furnace
- a mirror 300mm square, at an angle of 30° to the horizontal
