产品简介
挤扩式扩孔器本体采用优质合金钢,经淬火调质。一体式芯轴,特质的耐磨合金削齿,使进尺速度更快,内部采用分水隔仓设计,使其在空洞中泥浆浮力的作用下,重量更轻,扭矩更小,更有效的防止梨型孔的形成。根据各种地层设计不同长度直筒段,使其成孔效果更好。(直径150mm-1800mm可根据客户要求定制)
| 挤扩式扩孔器尺寸 Barrel Backreamer Size |
芯轴直径/扣型 Thread /Shaft Size |
||||||||
| NC23 | D50 | NC26 | D80 | NC31 | NC38 | NC46 | NC50 | 5-1/2"FH | |
| 200mm | ¢90 | ¢90 | ¢90 | / | / | / | / | / | / |
| 250mm | ¢90 | ¢90 | ¢90 | ¢108 | ¢108 | / | / | / | / |
| 300mm | ¢90 | ¢90 | ¢90 | ¢108 | ¢108 | ¢128 | / | / | / |
| 350mm | ¢90 | ¢90 | ¢90 | ¢108 | ¢108 | ¢128 | / | / | / |
| 400mm | ¢90 | ¢90 | ¢90 | ¢108 | ¢108 | ¢128 | ¢168 | ¢178 | / |
| 450mm | ¢90 | ¢90 | ¢90 | ¢108 | ¢108 | ¢128 | ¢168 | ¢178 | ¢195 |
| 500mm | ¢90 | ¢90 | ¢90 | ¢108 | ¢108 | ¢128 | ¢168 | ¢178 | ¢195 |
| 550mm | ¢90 | ¢90 | ¢90 | ¢108 | ¢108 | ¢128 | ¢168 | ¢178 | ¢195 |
| 600mm | ¢90 | ¢90 | ¢90 | ¢108 | ¢108 | ¢128 | ¢168 | ¢178 | ¢195 |
| 650mm | ¢90 | ¢90 | ¢90 | ¢108 | ¢108 | ¢128 | ¢168 | ¢178 | ¢195 |
| 700mm | ¢90 | ¢90 | ¢90 | ¢108 | ¢108 | ¢128 | ¢168 | ¢178 | ¢195 |
| 750mm | ¢90 | ¢90 | ¢90 | ¢108 | ¢108 | ¢128 | ¢168 | ¢178 | ¢195 |
| 800mm | ¢90 | ¢90 | ¢90 | ¢108 | ¢108 | ¢128 | ¢168 | ¢178 | ¢195 |
| 850mm | ¢90 | ¢90 | ¢90 | ¢108 | ¢108 | ¢128 | ¢168 | ¢178 | ¢195 |
| 900mm | ¢90 | ¢90 | ¢90 | ¢108 | ¢108 | ¢128 | ¢168 | ¢178 | ¢195 |
| 950mm | ¢90 | ¢90 | ¢90 | ¢108 | ¢108 | ¢128 | ¢168 | ¢178 | ¢195 |
| 1000mm | ¢90 | ¢90 | ¢90 | ¢118 | ¢118 | ¢128 | ¢168 | ¢178 | ¢195 |
| 1050mm | ¢90 | ¢90 | ¢90 | ¢118 | ¢118 | ¢128 | ¢168 | ¢178 | ¢195 |
| 1100mm | ¢90 | ¢90 | ¢90 | ¢118 | ¢118 | ¢128 | ¢168 | ¢178 | ¢195 |
| 1150mm | ¢90 | ¢90 | ¢90 | ¢118 | ¢118 | ¢128 | ¢168 | ¢178 | ¢195 |
产品简介
挤扩式扩孔器本体采用优质合金钢,经淬火调质。一体式芯轴,特质的耐磨合金削齿,使进尺速度更快,内部采用分水隔仓设计,使其在空洞中泥浆浮力的作用下,重量更轻,扭矩更小,更有效的防止梨型孔的形成。根据各种地层设计不同长度直筒段,使其成孔效果更好。(直径150mm-1800mm可根据客户要求定制)
| 挤扩式扩孔器尺寸 Barrel Backreamer Size |
芯轴直径/扣型 Thread /Shaft Size |
||||||||
| NC23 | D50 | NC26 | D80 | NC31 | NC38 | NC46 | NC50 | 5-1/2"FH | |
| 200mm | ¢90 | ¢90 | ¢90 | / | / | / | / | / | / |
| 250mm | ¢90 | ¢90 | ¢90 | ¢108 | ¢108 | / | / | / | / |
| 300mm | ¢90 | ¢90 | ¢90 | ¢108 | ¢108 | ¢128 | / | / | / |
| 350mm | ¢90 | ¢90 | ¢90 | ¢108 | ¢108 | ¢128 | / | / | / |
| 400mm | ¢90 | ¢90 | ¢90 | ¢108 | ¢108 | ¢128 | ¢168 | ¢178 | / |
| 450mm | ¢90 | ¢90 | ¢90 | ¢108 | ¢108 | ¢128 | ¢168 | ¢178 | ¢195 |
| 500mm | ¢90 | ¢90 | ¢90 | ¢108 | ¢108 | ¢128 | ¢168 | ¢178 | ¢195 |
| 550mm | ¢90 | ¢90 | ¢90 | ¢108 | ¢108 | ¢128 | ¢168 | ¢178 | ¢195 |
| 600mm | ¢90 | ¢90 | ¢90 | ¢108 | ¢108 | ¢128 | ¢168 | ¢178 | ¢195 |
| 650mm | ¢90 | ¢90 | ¢90 | ¢108 | ¢108 | ¢128 | ¢168 | ¢178 | ¢195 |
| 700mm | ¢90 | ¢90 | ¢90 | ¢108 | ¢108 | ¢128 | ¢168 | ¢178 | ¢195 |
| 750mm | ¢90 | ¢90 | ¢90 | ¢108 | ¢108 | ¢128 | ¢168 | ¢178 | ¢195 |
| 800mm | ¢90 | ¢90 | ¢90 | ¢108 | ¢108 | ¢128 | ¢168 | ¢178 | ¢195 |
| 850mm | ¢90 | ¢90 | ¢90 | ¢108 | ¢108 | ¢128 | ¢168 | ¢178 | ¢195 |
| 900mm | ¢90 | ¢90 | ¢90 | ¢108 | ¢108 | ¢128 | ¢168 | ¢178 | ¢195 |
| 950mm | ¢90 | ¢90 | ¢90 | ¢108 | ¢108 | ¢128 | ¢168 | ¢178 | ¢195 |
| 1000mm | ¢90 | ¢90 | ¢90 | ¢118 | ¢118 | ¢128 | ¢168 | ¢178 | ¢195 |
| 1050mm | ¢90 | ¢90 | ¢90 | ¢118 | ¢118 | ¢128 | ¢168 | ¢178 | ¢195 |
| 1100mm | ¢90 | ¢90 | ¢90 | ¢118 | ¢118 | ¢128 | ¢168 | ¢178 | ¢195 |
| 1150mm | ¢90 | ¢90 | ¢90 | ¢118 | ¢118 | ¢128 | ¢168 | ¢178 | ¢195 |