Product Description

Classic Type Large Travel Drilling EDM Dd703z

1.The machine can process hole diameter of Φ 0.3 ~ Φ 3.0mm, and the maximum depth

diameter ratio can reach more than 300:1.

2.The processing speed can be up to 5-40mm per minute, the servo stroke is 300, the ultra long electrode tube can be used, and the drug saving electrode tube is 15%.
3.The machine be able to process various conductive materials such as stainless steel, quenched steel, hard alloy, copper, aluminum, etc.

4.The machine can penetrate directly from inclined plane and curved surface
5.The servo lifting adopts double linear guide rail and electric lifting to ensure the processing accuracy and speed of the product

6.Spindle height 300mm

7.The machine bed is equipped with a water pump pressure observation window, which makes it more convenient and simple to observe and adjust the water pump pressure.

8.x-axis and Y-axis of worktable are equipped with grating digital display, with accurate operation
Classic Type Large Travel Drilling EDM Dd703z

Parameters	DD703z
Worktable	330*480 mm
Worktable travel	300*400 mm
Spindle head travel	380mm
Servo stroke	400 mm
Electrode diameter	0.2-0.3 mm
Maximum processing speed	5-40
Rotating head speed	20-120
Maximum depth diameter ratio	300:1
Working pressure	7
Maximum processing current	40A
Maximum power consumption	3 KVA
control mode	Z axis automatic
Worktable Weight bearing	250-300 kg
Working tank	30 L
Working fluid	Water, saponification liquid
Working fluid filtration mode	Shallow gap
Machine tool power supply	380V50Hz
Secondary stroke control mode	motor-driven
DRO	Two axis digital display
overall dimensions	900x1200x1900 mm
Machine weight	750 kg