ZG135 two-wave system is the production of prestressed concrete pipe machine of metal bellows Hole for the equipment, the main feature is the small size, high efficiency, easy operation and maintenance. Concentration for the production site or factory use. Technical parameters 1. Motor Power: 3KW / 4 2. Strip width: 36mm 3. Strip thickness :0.25-0 .3 mm 4. Reel diameter: Φ35-Φ135 5. Production speed: Φ35-Φ65 4m/min Φ70-Φ135 2m/min 6. Cutting machine electric power: 0.75KW / 4