Guangzhou Jingfeng Machinery Co., Ltd

YBJ is the supplement for ovalizer duct making .It used before the working procedure of round duct turns into

Line 1 consists of a feeding metal frame leveler-grooving roller, power cutting machine or hydraulic shearing

To process various diameter spiral tubes without mould and apply different length steel strip. To repalce moul

Traditionally , tubes connecting and pressing is finished by handwork. But our company deleloped and produced

It is used for the ovalizer duct manufacturing.After spiral duct, the ovalizer duct machine expands it into st

To achieve bending onlimited long sheets or coils, we have our quintuple bending grooving machine, It can stif

When process spiral tube, each diameter needs corresponding mould. It’s easy to change mould and a

Besides the advantages of sprial tube machine, alum foil tube machine also features good retractility and incu

The upper and down electrodes are made of special material used in water cooled mechanism that makes good cond

The line is used for different roll bending. It gets a flat plate of requirement width and length after decoil

we absorb advanced technologies at home and aborad and make plasma cutting machine that suited market demand.

It is the advanced technique in the world to make wind pipe with pin-board type flange. It is capable of makin