1, an overview 
 Applies to gas drainage and utilization in charge of the system, trunk mains, branch automatic slagging. Series FZQ-K gas drainage piping slag is FZQ series gas drainage pipeline slagging on the basis of an improved version of the gas drainage pipeline necessary slagging device; must be installed on the copper mesh type anti-tempering device and explosion-proof device before the connection flange and piping or other equipment; the device through a classification screen bezel blocking and precipitation pipeline cinders, stones and other debris, purify the air ; to protect the safety of the gas drainage equipment. 
 FZQ series of gas drainage pipeline slagging each slag takes a long time, about 30 minutes, a great influence on the entire gas drainage. FZQ-K series of gas drainage piping slag does not need to have received an additional three links, devices, slagging simply close the valve, open the slagging can only take 3 minutes you can complete the whole slagging, greatly improving efficiency. 
 2, model specifications 
 The corresponding import and export of pipe diameter of DN150 ~ of DN1000.