Class B semi-closed chemical suits Chemical protective clothing FHB-2 external NSC chemical suits manufacturers

Class B semi-closed chemical suits Chemical protective clothing FHB-2 external NSC chemical suits manufacturers Model: FHB-2 Product Code: 301002 use: protective clothing closed zipper pull, first inserted into the foot, and then stretch the left foot, then put on sleeves, wearing hoods, pull together the zipper closed. By positive pressure firefighting air respirator instructions required to wear breathing apparatus. Opened at the beginning of cylinders, wearing a full-face respirator good air, to make full facepiece and protective clothing seal hood well. Try a few breaths, confirm to enter the job site work has been completed and all other normal breathing should be in the safe zone uninstall, uninstall the order for the first pick overall air respirator mask, close the cylinder switch, remove the SCBA, the last pull the zipper closed, off chemical warfare suits. The main technical indicators: anti-chemical permeation: Soak in 80% H2SO4,60% HNO3,30% HF, 6.1mol / LNaoH solution 1h impermeable. Anti-Gasoline Performance: Soak 5min no cracks in 120 # gasoline, not sticky. PVC and neoprene coated fabrics with flame retardant chemical suits: flaming time ≤10S, flameless combustion time ≤10S, damage length ≤10cm. Anti-aging properties: at 125 ℃ temperature environment embrittlement 24h stick. Cold resistance: -40 ℃ temperature environment at 5min no cracks. Class B semi-closed chemical suits Chemical protective clothing FHB-2 external NSC chemical suits manufacturers