... -120m/min 3.Flute type: A,B,C,E 4. Heating type: oil, electricity HRB-280 single facer corrugated machine Purpose and ... width: 1400mm-2200mm3 Corrugated roller:φ280mm4 Fingerless vacuum suction type single facer, the upper and lower corrugated roller made of ... keep one communication connector for production management.8 Oil immersed type lubricating to reduce noise keep running stable, prolong the ...