Hot Selling! ! ! Rock Portable Small Mining Drilling Rig for Sale Hqd70

Hqd70 Rock Portable Small Mining Drilling Rig for SaleApplication and Feature: 1. It is a new rock drilling equipment with energy saving,  high efficiency designed by ourselves. 2. It is widely applied to larg, medium and small mining, road, national defence, water conservancy, big stone project and side slope working, etc for blasthole drilling. It's also a necessary rock drilling equipment for earlier explore of open air mine.  3. It is specially useful for rugged and accidented areas where other DTH drilling rig can not work normally. 4.This drilling rig features compact structure, easy operating, fast drilling, high efficiency, easy to disassemble and very convenience for carrying. Specification for Rock Portable Small Mining Drilling Rig for SaleModel NoHQD70Bore diameter60-80mmBore depth15mRock hardnessf = 6-20Working air pressure0.5~0.7MpaAir consumption3.5m3 / minLifting force4200NElectric motor power3kwElectric motor voltage380VDrilling rod length1000mmEngineelectricRecommend matched air compressor3.5m3/min,7bar air compressorMatched Piston Air Compressor:Model NoW-3.5/7Capacity (m3/min)3.5Work Pressure (Bar)7Cylinder (Dia*Qty)125*3Diesel EngineZS1125Volume of tank (L)220Dimension(L*W*H)1760*900*1250Weight (KG)600  More specification for DTH Drilling rig:Model NoHQD70HQD100ARock HardnessF=6-20F=6-20Drill Depth≥15≥20Diameter of hole60-80mm68-130mmRotating speed90r/min110r/minWorking Pressure0.5-0.7Mpa0.5-0.7MpaAir Consumption≥3.5m3/min≥13m3/minPush force3500N5000NLifting force4200N7000NPower380V/3Kw380V/4KwDrill rod length1000mm1000mmMatching Air CompressorW-3.5/7HG330-8  /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1