Model Number

D703B

The first close-looped cnc fine hole drill EDM in china
Product Series: D703-B;D703-A28;DK703-A28;D703-A40;DK703-A40

D703-B	D703-A28	DK703-A28

    The EDM drill machine is used for wire hole of WEDM,holes for spurting silk,holes in filterplate and sieve-plate,the dissipate heat holes in motor's blade and crock, the holes in hydraulic circuit. The machine is also used to erode the drilling head or the awl which is broken in the workpiece, while the whorl of the hole is loss-free.

FEATURE：

Two CPU control system, X,Y,Z 3 axes positioning automatically(DK series only);

X,Y ball screw to ensure accuracy and rigitdy;

linear scale for close-loop;

more than eight hundred holes to be preset and drill automatically(DK series only);

loss ratio setting to control drill depth;

Adapted-control for smooth internal surface;

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SPECIFICATION：
Specification	D703B	DK703-A28	D703-A28	DK703-A40	D703-A40
work table size (mm)	320×440	580×400		850×550
X、Y axis travel (mm)	200×300	280×360		400×500
Z axis servo/manual travel (mm)	250/200	300/300
Fluid capacity (L)	10	10×2
Dielectric flued	Normal water
Load of table (kg)	250	400		600
Packing size of machine (mm)	1100×1650×1900	1150×1650×1900	1500×1650×1900	1650×1220×1900	1650×1280×1900
Machine weight (kg)	500	600	650	850	900
electrode diameter (mm)		ф0.3～3
Depth/diameter ratio		100:1 (steel) (Max.depth >300,Ø 1mm)
Input voltage (V/Hz/PH)		380VAC/50Hz/3P
Power required (KVA)		<4.5
Max. working current (A)		<15A
Packing size of controller (mm)	Packed with machine	900×900×1900	Packed with machine	900×900×1900	Packed with machine
Controller box weight (kg)