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English Views: 1 Author: Site Editor Publish Time: 2019-07-24 Origin: Site
The integral drill rod is used for rock drilling, blasting holes and other drilling works in the quarries, coal mines, traffic and other constructions.
Features of Integral drill rods:
Integral Drill Rod is used by a hand-held drill machine in underground mining for small hole drilling, equipped with small power rock drills, like air leg rock drills, hand held rock drills, etc.
It can reduces the expense of impact energy, improves the drilling speed and efficiency, also it can be used for drilling bore hole diameter from 28mm to 41mm usually.
According to different application, different lengths are available from 400mm to 4800mm usually.
Regarding Integral drill steels, the quality of a steel material and a tungsten carbide is very important to get good drilling performance.
Integral Drill Rods Specification:
Head diameter: 28mm to 41mm
Shank size: hex19/hex22/hex25*108mm/159mm
Length: 400mm to 4800mm
| Integral Drill Steel | Series | D | L | ||
| mm | inch | mm | ft | ||
Shank: Hex.22mm(7/8") or Hex.25mm(1")*108 mm
| 11 | 34 | 1 11/32 | 800 | 2 |
| 33 | 1 19/64 | 1600 | 5 | ||
| 32 | 1 1/4 | 2400 | 7 | ||
| 31 | 1 7/32 | 3200 | 10 | ||
| 30 | 1 3/16 | 4000 | 13 | ||
| 29 | 1 9/64 | 4800 | 5 | ||
| 12 | 40 | 1 37/64 | 800 | 2 | |
| 39 | 1 17/32 | 1600 | 5 | ||
| 38 | 1 1/2 | 2400 | 7 | ||
| 37 | 1 29/64 | 3200 | 10 | ||
| 36 | 1 27/64 | 4000 | 13 | ||
| 35 | 1 3/8 | 4800 | 5 | ||
| 13 | 34 | 1 11/32 | 400 | 1 | |
| 33 | 1 19/64 | 800 | 2 | ||
| 32 | 1 1/4 | 1200 | 3 | ||
| 31 | 1 7/32 | 1600 | 5 | ||
| 30 | 1 3/16 | 2000 | 6 | ||
| 16 | 35 | 1 3/8 | 600 | 2 | |
| 34 | 1 11/32 | 1200 | 3 | ||
| 33 | 1 5/16 | 1800 | 5 | ||
| 32 | 1 1/4 | 2400 | 7 | ||
| 17 | 41 | 1 5/8 | 600 | 2 | |
| 40 | 1 37/64 | 1200 | 3 | ||
| 39 | 1 17/32 | 1800 | 5 | ||
| 38 | 1 1/2 | 2400 | 7 | ||
