China CNC Full Automatic Duct Line V - China Auto Duct ...
CNC full automatic duct line V. Duct manufacturing auto line V can make TDF flange angle steel flange C-cleat flange forming. The capacity of day is 1000-2500 square meters. Users can only input sizes of duct you need, then this auto line will automatically complete unwinding, leveling, punching, shearing, Pittsburgh lock forming,
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