Rotary Blast Hole Drilling Rig DR310 -ShangHai YunBa Industrial Co.,Ltd.

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Tel: +86 552 2881446
MP: +86 15900589311
Email:
infoyunba@gmail.com
sinoyunba@gmail.com

	DR310

Adopting Full hydraulic drive with strong power and solid durable rotational head mainly used in drilling rock and cladding ; fast-speed and efficient pushing mechnism to enable optimized load for drill bit so to ensure good productivity

Technical Specification

Model		DR400	DR370	DR310	DR270
Drilling depth(m)		Single pole 19.8m/several pole 40m
Drilling diameter		351-406mm	269-351mm	251-311mm	193-269mm
Drilling orientation		60-90°
Diesel engine		QSK45 1500HP@1900	QSK45 1200HP@1900	QSK23 950HP@1800	QSK19 755HP@2100
Air compressor		107m3/min@1.4MPa	84.9m3/min@0.75MPa	74.6m3@0.76MPa	53.8m3/min@0.75MPa
Rotary head		25KNm maximum speed 150rpm	17.5KNm maximum speed 150rpm	14KMm maximum speed 150rpm	6.5KMm maximum speed150rpm
propulsive force: lift force: propulsive speed: lift speed:		0-550KN 320KN 20mpm 42mpm	490KN 245KN 18mpm 36mpm	0-400KN 250KN 20mpm 42mpm	311KN 155KN 39mpm 48mpm
Total weight		180T	136T	105T	99T
	Inversion	21.5m	20.7m	20.2m	19.7m
Demension	Erection	13.5m	13.2m	12.3m	12.0m
Demension	Overall width	5.25m	5.25m	4.95m	4.95m


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