Equipment tools spare parts auxiliary materials warehouse, spare parts and auxiliary materials to distinguish between how to urgent

Spare parts: refers to the parts related to equipment and facilities. Commonly known as: spare items and spare parts. It is in the field of maintenance, manufacturing, prepare some items and spare parts in advance, in order to prepare for future use, generally known as "spare parts". It is a business asset.

Raw materials: refers to the processing can constitute the main entity of the product of a variety of raw materials, materials and does not constitute the main entity of the product, but to help the formation of the product of a variety of auxiliary materials. For production-oriented enterprises raw materials refers to the production process, the raw materials invested in the direct generation of products, it is through a series of casting, processing, assembly, etc., until the production of finished products, in the process, it exists in the physical state, known as workpieces, semi-finished products, etc..

Relative to the above description, auxiliary raw materials, usually refers to: auxiliary materials, spare parts for repairs, paints, packaging materials, fuels, and other indirect materials used for product generation.