That is, the use of different angles of bending mold, at any time of the main bending machine die should close as possible to the final shape of the mold in each process.
This means that when using bend molds at different angles, the main bender mold should be as close to the final shape of the mold as possible in each operation at any time.
That is to say, when the bending die with different angles is used, the main bending machine die at any time should be as close to the final shape of the die as possible in each process.<br>