It can make SWG with or without inner & outer ring, attaching high quality inner size molds. Work pressure is changed with dia. Size controlled by air pump; Automatic work controlled by PC; Automatic weld. Especially for large batch fewer spec.

1. Power: 380AV, 50Hz, 1.5 KW;
2. L× W× H=1.6× 1.2× 1.7m;
3. N. W.: Appr. 700kgs
4. Line Speed: Transducer control
5. Work range: OD 50~500mm
Thick. 4.5mm
(Normal for ASME B16.20, from 2" to 18", other standard on request)