UN系列对焊机是一种专业焊接黑色金属和有色金属的焊机，它用电阻对焊法，电能利用率高，焊接效果好。广泛适用于拔丝制钉、电线电缆、漆包线、钢丝绳厂及有有色金属拉丝行业。还是外贸产品等工业部门的得力助手。（外贸产品可按客户要求定做）倍受用户青睐。
1、焊机变压器采用壳式结构，损耗少。
2、体积小，通常不必固定，焊接操作简单方便。
3、电流调节，压力调节简单实用。
4、(1-10型)用弹簧加压，(10-20)型用杠杆加压。

Model UN-1A

　 UN series butt welding machine specializes in welding ferrous and nonferrous metals. It adopts resistance butt welding method, features high electric power utilization ratio and good welding efficiency, is widely used in drawing, nail manufacture, wire and cable, enamelled wire, wire rope factories and nonferrous metal drawing industries. This series of welding machine also finds wide application in enterprise producing products for foreign trade and is popular with customers. The machine can be customized.
1、The transformer of welding machine adopts shell-type structure that is low in power loss.
2、Small in size, no need to fasten, simple and convenient in welding operation.
3、Simple and practical in electrical current and voltage regulation.
4、Model UN-1-10 adopts spring pressurizing and UN-10-20 adopts lever pressurizing.