Chain pneumatic drilling machine for the drilling of large holes (Ø 90 mm), both vertical and horizontal, mainly for the insertion of diamond wire, for granite,marble, stones. Of easy use, light (if necessary it can be separated into 4 pieces, for easy transport) easy to place and fix up.
TECHNICAL SPECIFICATIONS
· Aluminium column
· Fixing device and quick positioning system;
· Chains with tie-rods;
· Pneumatic rotating head (Kgm 80 approx RD 50 heavy series)
· Set for hammer hole 3’;
· Mobile control panel, with automatic lubricating system and downfeed adjustor ;
· Total weight (without hammer): approx 230 Kgs;
· Total compressed air consumption: 5000-6000 lt./min
· Start of drilling process: 1500 mm rod;
· Usable extension rods: 1500 mm. Ø 76 mm
· Holes diametre: 90 mm.
· Theorical drilling speed: Up to 35-40 cm/min for marble / Up to 20-25 cm/min for granite
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