Airlock is mainly used for collecting dust , closed feeding of cooler. AirlockTypeGFY3(180)GFY5(215)GFY10(250)GFY18(320)Capacity(t/h)371525Power(kw)0.750.751.11.5 Mainly used for collecting dust , closed feeding of cooler.Small size, easy installation and maintenance and repair.According to clients requirements, both carbon steel and stainless steel are available