wind coal drill | Global Trade leader ecrobot

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wind coal drill

Posting date : Dec 20, 2013

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Mainly used for mine, building, tunnel, etc of coal seam and soft rock drilling. In the mining of the coal electric drill has gradually replace now. With the Fried dough twist drill pipe, drill pipe and drill pipe for coal can be used with gas legs. Light weight, easy to use than electric drill Pneumatic coal drill in coal mine and construction engineering, the coal seam, soft sandstone and shale gas drilling when using handheld and leg dual-use rotary pneumatic coal drill, with dry wet drilling drilling all can use Model ZQS-25/2.0 ZQS-30/2.5 ZQS-40/3.0 ZQS-50/1.6 ZQS-65/2.8 nominal pressure Mpa 0.5 0.5 0.5 0.5 0.5 nominal torque N.m 25 30 40 50 65 rated speed r/min 850 800 760 760 380 rated power KW 2 2.5 3.0 1.6 2.5 gas consumption M3/min 3.2 3.0 3.0 3.0 4.0 maximun load torque N.m 40 43 50 70 100