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Butt welding machine UN Series
UN series butt welding machine is specially used for welding ferrous metal and nonferrous metal. Resistance butt welding is adopted by this welding machine, and it has high power utilization percent and good welding result. It is an ideal welding equipment for wire drawing, nail making industrial, wires and cables, enameled wire, wire rope, stainless steel products( for foreign trade products, we can make butt welding machine according to the requirements of overseas customers)

Structure and features:
1、Shell structure transformer with less power consumption is applied in the welding machine.
2、Small in size, usually no need to fasten, easy to operate.
3、Easy to adjust electric current and pressure.
4、Type UN-(1-10) adopts spring and type UN-(10-25) adopts lever to increase pressure.
5、It varies voltage into 36V electricity by 380V, voltage, safe and of good performance. 
 
Model
Supply Voltage
V
Rated Capacity
KVA
Secondary Voltage
V
steel
mm
aluminum
mm
brass
mm
pure copper
mm
UN-1
220
1
0.6-2.0
0.5-3.0
0.5-2.5
0.5-2.0
0.5-1.5
UN-3
220
3
1.5-3.5
2.0-6.5
2.0-5.5
2.0-5.0
1.5-3.5
UN-10
380
10
1.8-3.5
3.0-8.0
3.0-7.0
3.0-6.0
2.0-5.0
UN-16
380/36
15
1.5-3.0
3.0-12.0
4.0-12.0
3.0-10.0
2.0-6.0
UN-25
380/36
25
1.8-3.5
4.0-16.0
5.0-14.0
4.0-12.0
3.0-8.0
UN-40
380/36
40
2.0-4.5
5.0-20.0
6.0-18.0
4.0-18.0
3.0-10.0

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