China Welding Type Fluted Backreamers for Water Borehole Infrastructure Projects, Find details about China Downhole Opener, Hole Opener from Welding Type Fluted Backreamers for Water Borehole Infrastructure Projects
Fluted Backreamers
FLUTED BACKREAMERS INCLUDED INTEGRAL FLUTED BACKREAMERS AND WELDING TYPE BACKREAMERS
INTEGRAL FLUTED BACKREAMERS
The body of integral fluted backreamers is cast by mould. One - piece shaft is made of alloy steel quenched and tempered. The feature is high strength and good wear resistance.(Backreamer size 200mm-600mm diameter be bespoken as order)
WELDING TYPE FLUTED BACKREAMERS
The welded fluted backreamers manufactured by our company is made of one core shaft with high tensile strength. Water-resisting cavity be designed, small operation torque. Sand delivery channel under deep, large opening, smooth sand discharge, small resistance. (Backreamer size 600mm-1800mm diameter be bespoken as requirements)
Fluted backreamers Parameter Sheet
Reamer Size |
Thread /Shaft Size | ||||||||
NC23 | D50 | NC26 | D80 | NC31 | NC38 | NC46 | NC50 | 5-1/2''FH | |
200mm | ¢90 | ¢90 | ¢90 | ¢90 | ¢118 | / | / | / | / |
250mm | ¢90 | ¢90 | ¢90 | ¢90 | ¢118 | / | / | / | / |
300mm | ¢90 | ¢90 | ¢90 | ¢90 | ¢118 | ¢128 | / | / | / |
350mm | ¢90 | ¢90 | ¢90 | ¢90 | ¢118 | ¢128 | / | / | / |
400mm | ¢90 | ¢90 | ¢90 | ¢90 | ¢118 | ¢128 | ¢168 | ¢178 | / |
450mm | ¢90 | ¢90 | ¢90 | ¢90 | ¢118 | ¢128 | ¢168 | ¢178 | ¢195 |
500mm | ¢90 | ¢90 | ¢90 | ¢90 | ¢118 | ¢128 | ¢168 | ¢178 | ¢195 |
550mm | ¢90 | ¢90 | ¢90 | ¢90 | ¢118 | ¢128 | ¢168 | ¢178 | ¢195 |
600mm | ¢90 | ¢90 | ¢90 | ¢90 | ¢118 | ¢128 | ¢168 | ¢178 | ¢195 |
650mm | ¢90 | ¢90 | ¢90 | ¢90 | ¢118 | ¢128 | ¢168 | ¢178 | ¢195 |
700mm | ¢90 | ¢90 | ¢90 | ¢90 | ¢118 | ¢128 | ¢168 | ¢178 | ¢195 |
750mm | ¢90 | ¢90 | ¢90 | ¢90 | ¢118 | ¢128 | ¢168 | ¢178 | ¢195 |
800mm | ¢90 | ¢90 | ¢90 | ¢90 | ¢118 | ¢128 | ¢168 | ¢178 | ¢195 |
850mm | ¢90 | ¢90 | ¢90 | ¢90 | ¢118 | ¢128 | ¢168 | ¢178 | ¢195 |
900mm | ¢90 | ¢90 | ¢90 | ¢90 | ¢118 | ¢128 | ¢168 | ¢178 | ¢195 |
950mm | ¢90 | ¢90 | ¢90 | ¢90 | ¢118 | ¢128 | ¢168 | ¢178 | ¢195 |
1000mm | ¢90 | ¢90 | ¢90 | ¢90 | ¢108 | ¢128 | ¢168 | ¢178 | ¢195 |
1050mm | ¢90 | ¢90 | ¢90 | ¢90 | ¢108 | ¢128 | ¢168 | ¢178 | ¢195 |
1100mm | ¢90 | ¢90 | ¢90 | ¢90 | ¢108 | ¢128 | ¢168 | ¢178 | ¢195 |
1150mm | ¢90 | ¢90 | ¢90 | ¢90 | ¢108 | ¢128 | ¢168 | ¢178 | ¢195 |