US KREBS (Krebs) swirl promoter is engineering the company's leading product, change the company from 1952 began to increase services to industry, is the world's leading, also successful US manufacturer cyclone KREBS (Krebs) swirl son, waste water Swirl sub U2gmax-3062, cyclone limestone sub U6gmax-3035 is the company's leading product engineering, changed the company from 1952 began to increase services to industry, is the world's leading, but also the success of the cyclone manufacturer . Imported polyurethane material, non-toxic and environmentally friendly, good toughness and resistance to stress. Greatly increased cost. Reasonable scroll involute, greater capacity, higher efficiency. Separation more effective. Reduce stress, increase the service life. Import clamp connection, effectively prevent connector deformed easier replacement parts. The test results, effectively extending the overall life of the cyclone more than 25%.