亚洲国产精品va在线观看欧美_午夜男人一级毛片免费_亚州成在线人视屏观看_丁香五月国产精品_资源多的免费影视网站_8X亚洲视频久久综合一区_高潮到爆的无码喷水视频_国产高清污污网站_91性爱在线观看_亚洲日韩在线中文字幕第一页
Down the hole drill series
KQD70B electirc down the hole drill

KQD70B electric down the hole drill

High efficiency energy saving electric down the hole drill

Based on motor turning effect,economic, efficient and energy-saving.

Used the straight tooth transmission reducer,big rotary torque,high drilling efficiency.

Novel overload protection,make the drill stable and reliable operation.



KQD70B down the hole drill technical parameters:
Hole diameter（mm） 60-80
Hole depth（m） ≥15
Rotary speed(rpm）0-125
Working pressure（MPa） 0.5~0.7
Steel rod specification（mm） 40x1000
Capacity（m^3/min） ≥3.5

Elevating power（N）

4000
Remarks:  Electromotor（3kW）

LGJY-4.5/6 Portable screw air compressor


☆Working pressure：0.6MPa

☆Capacity：4.5m3/min

☆Motor power：22kW

>>Click to view data for details



亚洲国产精品va在线观看欧美_午夜男人一级毛片免费_亚州成在线人视屏观看_丁香五月国产精品_资源多的免费影视网站_8X亚洲视频久久综合一区_高潮到爆的无码喷水视频_国产高清污污网站_91性爱在线观看_亚洲日韩在线中文字幕第一页