The YA-BH series of proportional blender offer simple, accurate mixing of new and secondary materials according to proportional requirements after which the mixture is sent to the backend processes. The main body of the blender is made of durable stainless steel. It has countless advantages such as an elegant design, refined construction, without any dead corners, exempted from clearing of materials. In addition, it ensures that the raw materials are conveyed smoothly, preventing them from contamination once again during the conveying process. A group of microprocessors is deployed to accurately control and calculate the correct proportions of the two materials.