This machine is suitable for the mixing of two or more dry powdery and granular materials in the pharmaceutical, chemical, food and other industries. The machine has a unique structure, high mixing efficiency, no dead angle, stainless steel material, polished inner and outer walls, beautiful appearance, uniform mixing, wide application surface, and can be equipped with a forced agitator according to user requirements. The powder, block, and materials containing a certain amount of water are mixed.