Brand：	none
Address：	China
Min.Order：	none
Supply：	none
Valid until：	Long Term
Type：	Array

Product Details

Overview

Quick Details

Condition:: New

Type:: Core Drilling Rig

Power Type:: Diesel

Place of Origin:: China

Brand Name:: HW

Model Number:: HW250

Usage:: Water Well

Voltage:: 380V

Power(W):: 75kw

Dimension(L*W*H):: 9200*2500*3500

Weight:: 15000KG

Certification:: ISO9001

Model:: reverse circulation drilling rig

Drilling depth:: ≤300

Drilling diameter:: 550-2500mm

Speed:: 9r/min

torque:: 22000n.m

mud pump:: 500m3/h

mud pump power:: 30kw

diesel model:: 6110

After-sales Service Provided:: Engineers available to service machinery overseas

Warranty:: 1 Year

Supply Ability

Supply Ability:: 100 Set/Sets per Year reverse circulation drilling rig

Packaging & Delivery

Packaging Details: container

Port: QINGDAO

Lead Time:: 15days

Product Description

Drilling depth（m）	≤300
Drilling diameter (mm)	550-2500
Speed (r/min)	9
Power(kw)	7.5*2
Torque(n.m)	22000
Winch	3000kg*6
Diesel model	6110
Size	920025003500
Weight（kg）	15000

Principle of reverse circulation drilling rig
Impact of the crushing mechanism of reverse circulation and broken into rock technology is to use the drill bit to the impact of the high frequency of rock, the rock broken, then using reverse circulation way of sludge discharge in a timely manner will break cuttings discharge hole outside the first time.Drill bit balance by two steel rope connection, is very convenient, drill, greatly shorten the auxiliary time.

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