Zt18,18.5kw,atlas Copco Oil Free Screw Air Compressor, Compressor, Air Compressor (zt15 Zt18 Zt22) - Unknown - AliExpress
Atlas Copco 7.5 HP Oilfree Scroll Air Compressor, 20.8 CFM @ 116 PSI, Integrated Ref. Air Dryer, 72 Gallon Air Tank, SF6+ - 116 AFF Mono 208-230/460 TM | 8153613677
Oil-free rotary screw compressors use two meshed rotating positive displacement helical screws to force the gas into a smaller space for commercial and industrial applications.
ZR/ZT 110-275(FF)_ZR/ZT 132-315 VSD (FF)_EN
Atlas Copco LZ premium oil-free piston air compressor - Rehoboth International Trade (Shanghai) Co., Ltd.