把女的下面扒开添视频,国产在线拍揄自揄拍无码,天天躁夜夜躁天干天干2020,免费国产裸体美女视频全黄

Down the hole drill series
KQD120B electirc down the hole drill

KQD120B down the hold drill

High efficiency and energy saving of the electric down the hold drill

Turn to motor as the power, economy and high efficiency, energy saving.

Using straight teeth drive reducer,large rotary torque, high drilling efficiency.

Novel overload protection, stability and reliability of the operation of the rig.


KQD120B down the hold drill basic parameter

Drilling diameter（mm）

80-120

Drilling depth（m）

≥20

Roting speed（rpm）

0-78

Working pressure（MPa）

0.7~1.0

Drill specifications（mm）

60x1000

Capacity（m^3/min）

≥9

Lifting power（N）

9600

Notes

electromotor（5.5kW）

CVF-13/7  piston air compressor

☆Working pressure: 0.7MPa

☆Capacity: 13m3/min

☆Motive diesel:  YC6108ZG 108kW

Commins6BT5.9-C118

>>Click to view data for details