JN-HXC-4: It relys on chain and the shaft drive cars ahead. JN-HXC-3: Using a specification of ¦ 76 of soot-blower barrels into furnace to blowing, suitable for small boiler. type JN-HXC-4 Blowing travel 1.5~ 13m Blowing gun movement speed 1800mm/ min Blowing gun speed 18rpm Blowing medium Steam or compressed air medium temperature d370º Recommend valve before purging pressure 0.8~ 3.5MPa Effective purging radius ~ 2m Nozzle diameter ¦ 16~ ¦ 32( usually supply ¦ 16) Nozzle number 2Pieces Motor model, power Y90L— 6 910rpm 1.1kw Blowing medium consumption 50~ 100Kg/ min weight 400Kg+ travel per meter × 130 Kg