T30 Series no oil in the United States Ingersoll Rand air compressor company's patented products, the series dozens of specifications, its displacement from 0.1-3.2m/min, exhaust pressure is 0.70-0.86 Mps. T30 series of non-lubricated compressor exhaust gas quality, oil content ≤ 0.01PM, various performance indicators are in the advanced level of similar products at home and abroad.