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MDS-120F Drifter
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MDS-120F is a pneumatic rock drill intended for use on drill rigs in the following areas:
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Underground mining
- Long hole drilling |
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Surface Quarrying - Bench drilling |
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Construction - Grout hole drilling |
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Metallurgical Industry - Tap hole drilling in blast furnaces |
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This is a powerful all round machine having a moderate weight-facilitating manual handling of the unit which can be mounted on simple and light rigging structures. It is used with R32 (1¼" ) and R38 (1½") Rope thread extension drill rods.
MDS-120F is intended for operation with remote control. The rotation is reversible, a necessary feature for use with extension steel in long hole
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drilling. The rotation mechanism can also be disengaged and the impact action used to rattle a tight joint or a jammed bit.
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Specification
MDS 120 F
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Metric |
Imperial |
| Weight |
69 Kg |
152 lb |
| Overall Length |
780 mm |
31" |
| Air Consumption |
167 l/s at 6 bar |
353 cfm at 92 psi |
| Impact Frequency |
2100 blows/min.
at 6 bar |
2100 blows/min.
at 92 PSI |
| Air Flushing |
45 l/min. |
1.6 cfm |
| Water Flushing |
58 l/min. |
2 cfm |
| Piston Diameter |
120 mm |
4 ¾ " |
| Piston Stroke |
65 mm |
2 ½ " |
| Rotation Speed |
180 rpm |
180 rpm |
| Impact Rate |
33 Hz |
Hz |
| Drill Steel |
R 32, R 38 & T 38 |
1 ¼ & 1 ½" |
| Hole Diameters |
48-89 mm |
1 7/8 " - 3 ½ " |
| Air Hose Connection |
38 mm |
1 ½ " |
| Water Flushing Connection |
19 mm |
¾ " |
| Drill Steel Chuck |
38 mm |
1 ½ " |
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