Hammer drill rod

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Pneumatic pick drill rod Suitable for pneumatic pick Borehole diameter: 34-42 (mm) Perforating depth: 5 (m) Impact energy: 75 (J) Impact frequency: 36(Hz) Pick brazing system is directly contact tool with work piece, pick brazing’s material, size and shape has remarkable effect on the productivity of on the gas picks. Pick brazing shape and length depending on the breakdown of seam hardness. Soft mine or seam with crack choose length is 300-400 mm.Hard and toughening ledge, choose 150-300 mm. Different quality with obvious different life, reason is that quenching technology and material difference. Item Diameter length rocksplitter 24(end) 30,40(head) 300-600 G10 pneumatic pick rod 24(end)25,28(body) 300-3000 G10 special steel Pneumatic pick rod (hexagonal) 24(end)25(body) 300-3000 G20pneumatic pick rod  30 450-3000 B87 pneumatic pick rod 28 32 (subtense distance) 500-1000 Pneumatic shovel bit 17.5(end),20(body) 300-3000(Wide and narrow head) Hammer drill rod 45-210 1000-2000

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Jining Hengwang Mining Machinery Co., Ltd.

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