Background
The automotive industry demands extremely high weld strength and flawless appearance. Traditional TIG welding on thin sheet metal suffers from large heat input, workpiece deformation, and low efficiency — leading to high rejection rates and costly rework.
Solution Specs
| Item | Details |
|---|---|
| Machine Model | Zhijie MJ-15-BFL handheld laser welder |
| Laser Source | 1500W Keplin / Guangfang / Raycus fiber laser |
| Wire Feeder | Standard auto wire feeder |
| Shielding Gas | Argon Ar |
| Welding Material | Galvanized steel 1.0 – 1.5mm |
| Welding Type | Continuous lap weld on exhaust pipe flanges |
Key Results
| Metric | Before (TIG) | After (Laser) | Improvement |
|---|---|---|---|
| Weld Width | ~ 3.5 mm | ≤ 1.2 mm | 2.9x narrower |
| Welding Speed | ~ 10 mm/s | ≥ 30 mm/s | 3x faster |
| Rework Rate | ~ 8% | ~ 0.5% | 16x lower |
| Post-weld Polishing | Required | Eliminated | 100% labor saved |
| Heat Affected Zone | Large | Very small | No workpiece deformation |
Customer Testimonial
“We replaced three TIG welding stations with one Zhijie 1500W laser welder. Output per shift nearly tripled. The laser welds are so clean we completely removed the polishing step. ROI was under 6 months.”
— Production Manager, Chinese auto parts supplier
Recommended Products
- 1500W Handheld Laser Welder — ideal for 0.5–3mm sheet metal automotive work
- 2000W Handheld Laser Welder — for thicker components like chassis brackets and battery trays
Need to weld automotive parts? Contact us for a free test weld →