Hydraulic Under Pressure Drilling Machine Auto Feeding With Power Pack

Order Code: 12937

Category: Hand / Power Tools

Hydraulic operated auto feeding Under Pressure Drilling Machine is used for drilling to take branch connections from Large Diameter Cast Iron, Ductile Iron and Mild Steel pipes, trepanning vessels and blank flanges while under pressure.   OPER...



SPECIFICATION

Hydraulic operated auto feeding Under Pressure Drilling Machine is used for drilling to take branch connections from Large Diameter Cast Iron, Ductile Iron and Mild Steel pipes, trepanning vessels and blank flanges while under pressure.
 
OPERATION
 
The first operation is to mount a welded steel flange or cast iron tee on the main to drilled and pressure it carries. Place the valve for stopping-off operation or permanent for a branch connection. A combination of cup drill and center drill is used to cut the piece or coupon from the pipe. Spring loaded balls on the center drill expand beneath the coupon after drilling and cutting. The drill shaft is retracted and the coupon brought back the cutting portion with the drill head, tight the valve and machine can be removed.
 
Order Code 12937A 12937B 12937C 12937D 12937E
Size (mm) 100(4") 150(6") 200(8") 250(10") 300(12")
Wt. (Kgs.) 275.000 325.000 375.000 425.000 475.000
Optional - Spare Cutter, Adaptor With Cutter

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