Latest developments

19

2020

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01

Drilling tools for guideway mining stand/90 drilling stand



 

The guide rail type mining bench/90 drilling frame for underground mining is mainly used for drilling mining blasting holes in underground metal mines. The matching brazing tool products mainly include D32- R3212 metric thread length 90mm,1000mm,1100mm,1200mm connecting rod, 60mm,65mm,70mm diameter R3212 metric thread ball tooth, cross drill bit, R3212 metric thread connection casing, YYG90 drill tail.
 
 
Name Model Remarks
Type of connection sleeve LR3212-150  
LR3212-160
Drill rod model YGR3212-L L=600,800,1100,1200
Drill rod model 90-43A  
90-43H
Drill Type ZQ45C-R3212

B stands for side 3 top 2 design.

C stands for side 5 top 2 design.

S stands for side 4 top 3 design.

D stands for side 6 top 3 design.

ZQ55B-R3212
ZQ55C-R3212
ZQ55S-R3212
ZQ58S-R3212
ZQ60B-R3212
ZQ60C-R3212
ZQ60D-R3212
ZQ60S-R3212
ZQ65B-R3212
ZQ65C-R3212
ZQ65D-R3212
ZQ65S-R3212
ZQ70B-R3212
ZQ70D-R3212
ZQ75D-R3212
ZQY55D-R3212

 

Lianhuashan drilling tool factory was established in 1969. It is the former key enterprise of non-ferrous metals in China. It is the most professional, oldest and strongest comprehensive drilling tool manufacturer in China. The enterprise produces a full range of high-quality rail-type mining bench/90 drilling frame matching drilling tools.