Jinan Chengze Machinery Co., Ltd. is a manufacturer of Roots blowers, Roots fans, three-blade Roots blowers, three-blade Roots fans, high-pressure dual-oil tank water-cooled fans, pipeline booster pumps, and vacuum pumps. Guided by the philosophy of "Integrity First," the company has gained a foothold in both domestic and international markets with its high-quality products and timely, comprehensive after-sales service. Product models include sr50, sr65, sr80, sr100, sr125, sr150, sr200, sr250, sr300, sr350, and sr400 series Roots blowers, catering to the diverse needs of various users. The products are widely used in the petrochemical, construction materials, power, smelting, mining, port, light industry, food, papermaking, aquaculture, wastewater treatment, and environmental protection industries, for pneumatic conveying, straw gasification, and the transportation of gas, carbon dioxide, and corrosive gases. Our company has mature technology in the development of pneumatic conveyi...