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Wire EDM Machines

EDM Wire Cut Machine DK7720

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1. Japanese technical.

2. Easy operation.

Company Information

Nantong Zongheng Machinery Co.,Ltd is located in Nantong City,Jiangsu Province, a large-scale  machine tool manufacturing enterprise in East China. The main products of company are gantry machining  centervertical machining centerCNC lathe,surface grindervertical knee type milling machine, turret universal rocker milling machine, etc. Products are widely used in mould manufacturing, auto parts, wind power, nuclear power, ocean ships, military aerospace, college teaching fields and etc. We donot only enjoy best-selling in domestic market, but also export to Southeast Asia, the Middle East, Brazil, India, Africa, Europe, the United states and some other countries and regions.


1.  Payment 

What are the terms of payments you offer?

We accept payment of T/T, LC and Western Union etc

2.  Shipment 

How long will it take to deliver goods?

We will deliver the goods within 10 days for spare parts, we will deliver the goods within the deadline which both parties agree.

3.  What kind of packaging you offer?

Normally in wood case fumigated ,to make sure all goods in a good condition.

4.  What kind of transportation methods you offer?

We always transport by sea or by air, we will confirm freight with buyers' prior delivery.

5.  How about the insurance during transportation? How to deal with the responsibility?

Buyers should take the full responsibility for shortage of goods if the goods are checked by any custom during transportation. During transportation, if goods are missed because of having been detained by custom in China, all loss thus occurred should be borne by us; if missing or detained of goods are occurred in other country except China, all lossshould be borne by buyers.

Machine tool type


Working table size(mm)

490 * 380

Working table travel(mm)


Wire frame span(mm)


Machining taper(°/80mm)

Max cutting rapid(mm3 /min)

≥90 (High speed cabinet≥140)

Best processing roughness(um)

≤2.S (Middle wire≤1.0)

Electrode wire diameter(mm)


Electrode wre speed(m/s)


Working fluid

Special working fluid ( DX-1, DX-4, Nanguang-1)

Machining accuracy

GB7926-2005 Standard

Working piatform shift arterial impulse


Power supply

50HZ 380V(50HZ 220V)

Machine tool consumption power(KVA)


Max load(kg)


Machine weight(kg)


Machine dimensions(m)

1.2* 0.9*13

Package size(m)

1.3 *0.9* 1.4