Hebei Juliang Technology Co., Ltd. is one of the leading manufacturers and suppliers of industrial water-cooled laser welding machine in China. Please feel free to buy CE approved machinery made in China here from our factory. All customized machines are with high quality and competitive price.

Product Overview

An industrial water-cooled laser welding machine is exactly what it sounds like-a high-power laser system paired with a closed-loop water chiller, designed to run all day without losing performance. But here's the thing: most machines claim "continuous operation," yet when you push them past an hour, the power starts creeping down. This one doesn't. The water cooling loop holds the laser source and optics at a steady temperature, so you get consistent weld penetration from the first joint to the last, even on 12-hour shifts. Whether you're in automotive assembly, heavy equipment repair, or structural steel fabrication, this unit delivers reliable, repeatable results without the mid-day slowdown that plagues air-cooled systems.

Key Features and Performance

The industrial water-cooled laser welding machine delivers practical advantages that translate directly to your bottom line.

01/

Full power sustained – No thermal rollback. The chiller keeps the laser source within ±0.5°C.

Welding speed – 3 to 10 times faster than TIG or plasma welding on comparable materials. A joint that takes two minutes with TIG takes about 15 seconds with this machine.

02/

Penetration depth – Single-pass penetration up to 5mm on stainless steel, 4mm on aluminum, and 6mm on mild steel. Multi-pass can go deeper.

03/

Weld appearance – Clean, uniform seams with minimal spatter. Most jobs require little to no grinding afterward-saving labor hours and consumables.

04/

Handheld torch – Lightweight, balanced, with an ergonomic grip. The red guide laser makes aiming intuitive, even for operators who are new to laser welding.

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Digital control panel – Adjust power, pulse frequency, spot diameter, and welding speed on the fly. The interface stores preset parameters for common materials-stainless, aluminum, galvanized, copper-so you're not re-dialing settings every time you switch jobs.

Applications Across Industries

This machine doesn't sit idle. Here's where it gets used:

Automotive manufacturing

Exhaust components, battery housings, body panels, sensor brackets

Heavy equipment repair

Bucket crack repair, frame reinforcements, attachment pin welding

Sheet metal fabrication

Enclosures, cabinets, machine guards, custom brackets

Our Certificate

Customer Cases

Automotive Exhaust Manufacturer (Guangdong)

A tier-2 automotive supplier was using TIG welding for stainless exhaust tubing. Labor costs were high, and weld inconsistency led to a 6% rejection rate at final inspection. They brought in our 2000W industrial water-cooled laser welding machine. Within a month, weld time per part dropped from 45 seconds to 8 seconds. Rejection rate fell below 1%. The water cooling was essential-they run two 10-hour shifts, and the machine has never triggered a thermal shutdown.

Everything You Need to Know

Can this machine weld aluminum and copper reliably, or is it mostly for steel?

Yes, it handles aluminum and copper with the right technique. Aluminum (especially 5-series and 6-series) welds cleanly at 3–4mm penetration in a single pass. The key is using the right pulse settings and shielding gas. Copper is trickier due to high thermal conductivity and reflectivity, but we've had success with reduced power, tighter focus, and slower travel speed. For copper, 1.5–2mm is achievable in a single pass with proper joint preparation. We recommend testing your specific alloy before committing to a full production run-we can help with this on material samples.

What's the typical setup time from delivery to making the first production weld?

Plan for 1.5 to 2 hours for an experienced shop. The machine arrives in a plywood crate with the main unit, separate chiller, torch, and accessory kit. The physical steps are:

Connecting water lines between chiller and laser unit

Filling the chiller with recommended coolant (distilled water + corrosion inhibitor)

Connecting power (confirm your voltage before ordering)

Powering on and running the chiller to purge air from the lines

Checking the red guide laser and firing a test pulse

We provide a printed startup guide and video links. Most customers get their first acceptable weld within the same half-day. Our technical team is available via remote support if you hit any snags.

Can this machine be customized for specific applications, or is it a fixed configuration?

Yes, we offer several customizations:

Different power levels – 1500W or 3000W options are available

Fiber cable length – Standard is 10m; we can supply 15m or 20m

Torch types – Different nozzle sizes, contact tips, and angles for specific joint geometries

Chiller capacity – For high-temperature environments, we offer upgraded cooling units

Automation interfaces – The system can be integrated with robotic arms or linear tracks

Discuss your application with our sales team. They'll recommend a tailored package based on your typical workpiece dimensions, material types, and production volume. There's no extra charge for most common customizations-they're built into our flexible production line.

What is the shipping timeline and what support do I get after receiving the machine?

Standard stock units ship within 30-45 working days after order confirmation. Air freight is faster but costs more.

After delivery, you'll receive:

Access to our video library covering daily checks, lens cleaning, and parameter tuning

Remote support (WeChat, WhatsApp, email) for troubleshooting

Spare parts list for the most commonly replaced items (protective windows, nozzles, water filters)

Warranty is 1 year on the machine and 2 years on the laser source. For after-hours support, we have a rotating technical team-not an outsourced call center.

About Us

Hebei Juliang Technology Co., Ltd. is a high-tech enterprise specializing in the R & D. production and sales of optical fiber laser cutting machine, laser welding and NC cutting equipment.