Dry Bulk Tank trailer or tanker Trailer (United States usage) or tanker (United Kingdom usage), is a Trailer designed with Pneumatic system to carry dry bulk cargo like cements,flours, carbon black etc.

The transport of powder will be specialized step by step according to the requirements of social development; traditional transport modes of pouch packaging and open carriage will fall behind. With the advantages of safety, efficiency and low contamination or pollution to the environment, special chemical powder tanker is the inevitable trend of powder transport in the future.