BB fertilizer machine The mixing system and material discharging system of our BB fertilizer equipment are designed with a unique interior screw mechanism and special three-dimensional structure, which offers a uniform material mixing and smooth material unload. Additionally, our BB fertilizer equipment also features low cost, low land occupation, and high output. Right Machinery Company is an experienced BB fertilizer equipment manufacturer in China. We have over 50 years' international marketing experience for both inorganic and organic fertilizer equipment. Hence, we have the experience and know-how to manufacture high quality fertilizer production equipment. Now, our products are CE certified. Due to reliable quality, stable performance and reasonable prices, our fertilizer manufacturing machinery have been widely used in Vietnam, India, Pakistan, and Iran, etc. If you need any type of fertilizer equipment, or any component of a fertilizer production line, please feel free to contact us.