Aluminum plate refers to aluminum materials with thickness from 0.2 m to 200mm and length within 16000 mm. However, aluminum plate with thicker thickness is also called aluminum sheet. There is almost no different between prices of aluminum plate and sheet if only considering their thickness. Generally speaking, aluminum plate can be divided into pure aluminum plate, alloy plate, thin aluminum plate, thick aluminum plate, aluminum tread plate, etc. aluminum plate prices of these products are a little different according to their processing technology.