中文版

In order to achieve rapid repair of large damaged threaded holes in nuclear power plants and reduce the delay in construction schedule and severe economic losses caused by the damage to the threaded holes. CBE has designed and developed the CTAP-7 type on-site dedicated tapping machine to realize the repair of large damaged threaded holes.

1. Product Features

1.1 Utilizing a hydraulic motor as the power source, it offers powerful propulsion.

1.2 Four-column guiding mechanism, with excellent rigidity, significantly improves the processing quality of the threads;

1.3 Multi-pass conical machining significantly improves the surface quality of the thread;

2. Technical Specifications

2.1 Rated power of the main shaft motor: 5.5KW

2.2 Processing range: 0 - 7.25 inches (0 - 184mm)

2.3 Spindle speed: 2.5 - 12.5 rpm

2.4 Lifting speed: 2mm per second

2.5 Surface roughness of the thread: Ra 1.6 μm