Copper Pipe and Aluminum Pipe Butt Welder

• Customization: Available
• Welding Range: 25mm
• Cooling Way: Water Cooling
• Model NO.: UN3 Series
• Frequency Range: High Frequency
• Electric Current: AC
• Type: Resistance Butt Welder
• Color: Blue and Yellow
• Power Supply: 380-480 VAC
• Application: Refrigeration Industry
• Warranty: One Year
• Transport Package: Wooden Box
• Specification: different model with different size
• Trademark: DuroWelder
• Origin: China
• Production Capacity: 1000sets/Month

Product Description

Features of the Machine

UN3 Series Copper Tube and Aluminum Tube Butt Welding Machines is one kind of resistance butt welding equipment specially designed for Copper Tube and Aluminum Tube Inserting Method welding, it can replace the High-voltage Flash Welding Machine with lower and old technology.

The System adopt Programmable Logic Controller(PLC)as the action logic controlling unit, adopt Special Microcomputer Welding Controller as the welding process control unit; adopt the High-quality Aluminum Alloy Cylinder and High-precision Oil Bearings integrated with High-precision Lathe Lever to make precise machinery actions.

It has the reliable welding quality, easy and simple control and adjustment, high productivity, no gas leakage phenomenon,and some other excellences.

The computerized controlling box with input voltage and output current constant and balance system can guarantee the machine produce mass weld in the same shape and quality.

Main Technical Parameter
Power Supply: 380-480 VAC,50/60Hz;
Rated Capacity: 50KVA-150KVA;
Welding Tube Diameter: Aluminum Tubes: φ4.0-25mm+Copper Tubes: φ4.0-25mm;
Clamping Cylinder Space: 30mm;
Horizontal Cylinder Space: 5-100mm(adjustable)

Our Machine







Our Factory

Why choose Durowelder products?

1. About product purpose.

1. The pursit of quality, advocating the best services.
2. For customers to reduce costs and improve efficiency.

1. About Factory.

1. Founded by WELDING TECHNOLOGIES, USA and serves as its Manufacturing Plant in order to bring latest achievements in welding science and technology to the biggest market of welding equipment in the world China with a goal to support a demand for high quality equipment in the region and beyond. Excellent service on before sale, on sale and after sale.
2. Quick response, all your question will be answered within 48 hours. Our motto is "Quality" first, customer utmost". We have professional sales team, who is not only a repair but also a problem solver, we always give customers the most feasible marketing suggestions according to their own market mode.

1. About Market.

     Our products are widely accepted all over the world, such as USA, Mexico, Southeast Asia, India etc.

1. Why choose DuroWelder?

1. Welcome to visit our factory before your place an order.
2. High quality control.
3. Over 10 years mechanical manufacturer.
4. Cooperate with many foreign customers.
5. Committed to the standardization of machinery market. We make great efforts to the production of high quality and durable machine with the technological innovation.
6. Our products with best price and quality.
7. Our mission is to help our customers reduce cost and improve efficiency.

1. Shipping

1. Sea transportation, land transportation, air transportation, the express transport and so on.
2. Please choose your convenient shipping method according your details requirement.
3. The shipping discount is different in different season and depend different weight, we will choose the cheapest and safest way according your details quantities.

1. Delivery

1. Delivery time is 5-15 working days.
2. Depends on order quantity.
3. Special product to discuss.

1. Warranty

     One year warranty and technical support.