Full automatic Metal spraying machine is also called glue spraying machine, full automatic glue spraying machine. It is a spraying method that uses compressed air to atomize paint. The feeding mode of the spraying gun can be divided into three types: pressure type, siphon type and gravity type. It is suitable for water-borne coatings such as white gum and yellow gum, and is widely used in automobile, packaging, leather and other industries.