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Text version of the page
STS system
DEEP HOLE DRILLING
Deep hole drilling - 35541 Ground drill head 420.6
•4 to 6 times faster than gun drilling•The first choice for hole diameters 15,60 – 24,99 mm,or in diameter range 25,00 – 65,00 when extra close diameter tolerance is demanded•Low investment cost for small batch production •Standard programme
Preferred STS applications
•Special machines for mass produc-tion•Special DHD machines •Long run production•Long workpieces•Material with difficult chipbreak-ing or uneven structure•Stainless and low carbon steel Process industry •Oil holes Aerospace industry
Typical components – Industry segments
•Landing gear •Gas turbine axels Ship yard •Coolant/oil holes in engine blocks Power generation •Heat exchanger plates Mould industry •Coolant holes Steel industry Automotive/truck industry •Billets •Axles, piston pins •Engine block (diesel) •Hydraulic cylinder •Track links
Heat exchanger plate
Drill dia, Dc : 19,40 mmDrill depth, l
4 : 610 mm
Steel billet Mould coolant holes Tube plate for boiler
Drill dia, Dc : 44,00 mmDrill depth, Drill dia, D
c : 15,00 mm (x 9)Drill depth, Drill dia, D
c : 25,70 mm (x 200)Drill depth, l
4 : 600 mm l
4 : 1000 mm and 2000 mm l
4 : 360 mm