... degree 3.economy and practicality 4.design as requirment air lockModelTGFY5bTGFY7bTGFY9bCapacity, L/r579Rotating speed, rpm454848Weight, kg476077Overall dimension ... the bearing and cause bearing blocked. The series air lock, at the opening of exit, enlarges ... customers’ requirements, GFY air lock can be direct connection, direct connection with seat, series connection or other connection type. It is ...