Nuzhuo 150 Bar Gas Air Compressor 3-200nm3 Oxygen Booster Pump for Machine

NUZHUO 150 Bar Gas Air Compressor 3-200Nm3 Oxygen Booster Pump For Machine1.Totally 100% oil free,no need oil 2.Suitable for oxygen,hydrogen,nitrogen,helium,argon,cng and special gas 3.No pollution ,keep same purity to inlet gas 4.Reliable and top quality,comparable with usa rix brand. 5.Top cost performance,low maintenance cost and easy to be operational, only need to be change piston ring 6.4000 hours piston ring working life,1500-2000 hours working life for final stage ring Product Description Product NameOil Free Gas CompressorPower Range