... congestion problem; 2. combination of air Cannon, a large Air Cannon has flexible operation,Three control way: automatic ... microcomputer control, on the spot control Air Cannon,also known as the air flow-aiding machine ... A, GB-170-B, GB-170-C, GB-220-B, GB-220-C, GB-30-B, GB-30-C.Air Cannon ... one air blaster. GB-08 Type Air Cannon Technical Parameters GB-08 NO.CodeNameQua.MaterialsRemark1 ...