YT28 rock drill

YT28 rock drill air leg rock drill machine is a highly efficient drilling machines. It is widely used in a variety of drilling Rock Roadway and blast hole drilling operations, the mines, railways, transportation, water conservancy construction and other important rock engineering equipment. Features: This machine is equipped with a gas valve in the form of the use of the bowl, reasonable structure, flexible start. And a light weight, drilling speed, low consumption, little vibration, easy operation, low failure rate, long life components, good economic returns. Model 7655 7665 YT24 YT27 YT28 Weight 24kg 25.5 kg 24 kg 27 kg 28 kg full-length 628mm 550 mm 678 mm 668 mm 661 mm Air pressure 0.63Mpa 0.63 Mpa 0.63 Mpa 0.63 Mpa 0.63 Mpa cylinder bore 76mm 76 mm 70 mm 80 mm 80 mm pipe diameter 25mm 25 mm 25 mm 25 mm 25 mm inner diameter pipe 13mm 13 mm 13 mm 13 mm 13 mm hole diameter 34-42mm 34-42 mm 34-42 mm 34-42 mm 34-42 mm drilling depth 5m 5 m 5 m 5 m 5 m shank size 22 * ??10 822 * 10 822 * 10 822 * 10 822 * 108 steady extension of Jining Mining Machinery Co., Ltd. mainly produces ZYJ-400/270 single-column rotary rig frame column, ZYJ-270 / 180 single-column stand-column rotary drilling rig, ZYJ-400/270 double-column rotary rig frame pillar, ky-300 full hydraulic drilling rig, zlj-700 drilling rig, exploring water rig, YT28 rock drill, KHYD150 exploring water drilling rigs, KY150, ZDY650 hydraulic tunnel drilling rig, ZQSJ140 pneumatic outburst prevention rig drilling rig manufacturers, product quality, price concessions, improve service, welcome customers to buy! Phone: 0537-2321869 Fax: 0537-2315869 Mobile: 15254795589 QQ: 930988499 Manager: Han Qing Website: http: //www.wtjx0537.com http://2656749.s.toocle.com/ mail: 930988499@qq.com Extension Mining Machinery Co., Ltd. Jining steady