Supply FHQ anti-tempering device series

FHQ anti-tempering device series ?? FHQ anti-tempering device series is a coal mine gas pipeline explosions and special devices to prevent flashback when burning for broader application. This set of equipment together with the blow-gas drainage and utilization systems belong to the necessary safety facilities. Suitable for installation in gas output tube system, usually installed at a distance closer to the user or the gas pump locations, protect the mine from top to bottom, drainage pump station and user safety. 2. Main technical specifications ?? anti-tempering device is divided into 13 kinds of specifications, as follows: Model FBQ-150 FBQ-200 FBQ-250 FBQ-300 FBQ-350 FBQ-400 FBQ-450 FBQ-500 FBQ-600 FBQ- 700 FBQ-800 FBQ-900 FBQ-1000 length (mm) 1450 1550 1650 1750 1780 1820 1860 1920 1990 2050 2150 2250 2350 connecting pipe diameter (mm) 150 200 250 300 350 400 450 500 600 700 800 900 1000 copper mesh layer Number (mm) 5 5 5 5 5 5 5 6 6 6 6 6 6 NM wire diameter (mm) 300 400 450 500 500 600 600 700 800 900 1200 1200 1400 mass (kg) 280 310 330 380 450 510 620 860 1300 16501750