High-Precision Desktop & Integrated YAG Jewelry Laser Welding Machine
Micro-spot welding engineered for Gold, Silver, Platinum & Titanium. Designed for jewelry repair shops, manufacturers, and dental labs with zero thermal damage to precious gemstones.
How Nd:YAG Micro-Laser Welding Works
High-peak-power pulsed light technology engineered for micro-precision and high-reflectivity metals.
What is Nd:YAG?
Nd:YAG stands for Neodymium-doped Yttrium Aluminum Garnet—a solid-state laser technology that uses a synthetic crystal doped with the rare-earth element Neodymium (Nd³⁺). When excited by high-intensity flash lamps, it produces an ultra-concentrated 1064nm infrared beam engineered for micro-precision spot welding.
Working Principle: The 4-Step Fusion Process
01
Xenon Lamp & Crystal Excitation
High-intensity xenon flash lamps excite the Nd:YAG crystal rod, generating a concentrated laser beam at a precise wavelength of 1064nm.
02
Millisecond Pulsed Peak Power
Emits short, ultra-high peak power energy pulses (0.1–20 ms). This instant burst breaks through the optical reflectivity of Gold and Silver without transferring heat to surrounding areas.
03
Precision Optical Focusing
The laser beam passes through high-grade optical lenses and is converged through a 10X HD stereo microscope or CCD camera, allowing operators to align and weld target points as tiny as 0.1mm with extreme visual control.
04
Micro-Spot Fusion
Energy is delivered precisely to the focal point to create a seamless, porosity-free micro-weld. Since thermal energy is consumed instantly during melting, it preserves the integrity of adjacent stones and delicate wire settings.
YAG vs. FIBER LASER COMPARISON
| Comparison Feature | YAG Jewelry Laser Welder (Nd:YAG) | Fiber Laser Welder (Handheld / Industrial) |
|---|---|---|
| Industry Evolution | The Gold Standard for Jewelry: Specialized for ultra-fine micro-spot welding and gemstone safety. | The Modern Choice for Sheet Metal: Replaced YAG in heavy structural and thick plate metal joining. |
| Primary Application | Micro-spot welding, ring resizing, gemstone setting repair, casting porosity filling, dental labs. | Sheet metal enclosures, stainless steel structures, long continuous seam welding. |
| Beam & Spot Precision | Micro-fine adjustable spot (0.1 mm−3.0 mm) with single-pulse control. | Continuous / pulsed beam suited for high-speed deep-penetration seams. |
| Heat Impact Zone (HAZ) | Ultra-Low: Safe to weld right next to heat-sensitive diamonds, emeralds, and pearls. | Higher total heat input (ideal for structural weld strength on sheet metal). |
| Equipment Initial Cost | Lower Initial Investment: Highly cost-effective for boutique repair shops and studios. | Higher initial capital expenditure (1.5x−3x compared to desktop YAG). |
| Consumables & Lifetime | Xenon Lamp: Flash lamp lifespan around 3 million−5 million pulses (Inexpensive & easy replacement). | Laser Source: Lifespan up to 100,000 hours with negligible daily consumables. |
| Target Materials | Pure Gold (24K), 925 Silver, Platinum, K-Gold, Titanium, Dental Alloys. | Stainless Steel, Carbon Steel, Aluminum, Galvanized Sheet, Copper. |
| Operation Form Factor | Benchtop or Integrated chamber with 10X HD Microscope / CCD observation. | Handheld welding torch or Robotic arm integration. |
Why YAG Technology Remains Essential for Jewelry Repair
Micro-Spot & Thermal Control
Features adjustable micro-spot diameters (0.1mm – 2.0mm) paired with millisecond pulse energy control. Delivers localized deep fusion with zero heat-affected zone (HAZ), eliminating thermal distortion.
Gemstone & Material Safe
Millisecond peak power instantly melts high-reflective gold and silver without thermal dissipation to adjacent heat-sensitive gemstones, organic pearls, or delicate claw settings.
Stereo Microscope Observation
Integrated high-magnification optical microscope (or CCD camera) provides crystal-clear vision for fine jewelry repair, porosity filling, and microscopic wire feeding.
Fast Repair & Maximum ROI
Eliminates the need for traditional soldering fluxes and tedious post-weld polishing. Significantly reduces manual labor time while maintaining the original value of precious metals.
YAG laser Welding Machine Models
Desktop YAG Jewelry Laser Welder
Compact & Benchtop Solution — Ultra-Precise Micro-Spot Welding for Studios & Repair Counters
CORE HIGHLIGHTS
Power Engine Options: 100W | 150W | 200W Nd:YAG Pulsed Laser (Wavelength 1064nm)
Pulse Energy & Precision: Up to 100J Max Single-Pulse Energy | 0.1mm – 3.0mm Adjustable Spot Diameter
Observation System Options: 10X HD Stereo Microscope with Built-in CCD or External CCD Display
Form Factor & Customization: Space-Saving Benchtop Design | Custom Enclosure & Color Customization Available
Cooling & Power: Built-in Compact Water Chiller | Single Phase 220V / 110V (50/60Hz)
BEST FOR APPLICATIONS
Jewelry Boutiques | Repair Counters | Watchmakers | Custom OEM/ODM Projects
Integrated Standalone YAG Jewelry Laser Welder
Floor-Standing All-in-One Workstation — Heavy-Duty & High-Volume Production for Factories & Dental Labs
CORE HIGHLIGHTS
Power Engine: 200W Output Power | 6KW Input Power (Nd:YAG Pulsed Laser, 1064nm)
Pulse Energy & Precision: Up to 120J Max Single-Pulse Energy | 0.3mm – 2.5mm Adjustable Spot Size
Pulse & Frequency Control: 0.1ms – 20ms Pulse Width Regulation | 1Hz – 50Hz Frequency Regulation
Observation System Options: 10X HD Stereo Microscope with Built-in CCD or External CCD Display | Work Focal Length F=110mm
Form Factor & Customization: Self-Contained Cabinet Workstation | Custom Enclosure & Color Customization Available
Power Supply: Single Phase AC220V±10% (50Hz) with Built-in Heavy-Duty Water Chiller
BEST FOR APPLICATIONS
Jewelry Manufacturing Plants | Busy Repair Centers | Dental Prosthetic Labs | Mass Production
Micro-Spot Welding Excellence Across Industries
High-definition close-ups and microscopic results in jewelry manufacturing, dental prosthetic labs, eyewear, and fine electronics.
Fine Jewelry & Luxury Repair
- Ring resizing, prong rebuilds next to sapphires/diamonds, casting porosity filling, and delicate gold chain rejoining.
- K-Gold | 925 Silver | Platinum | Gemstone Safe
Eyewear & Watch Restoration
- Micro-joining 0.2mm ultra-thin titanium glasses frames, watch casings, and strap link repair.
- Titanium | Stainless Steel | No Polish Loss
Dental & Prosthetic Fabrication
- High-strength joining of cobalt-chrome alloy frames, titanium implants, and precision bridge repairs.
- Co-Cr Alloy | Titanium | Biocompatible
Precision Electronics & Micro-Mechanics
- Spot-welding micro-sensor contacts, relay springs, and copper terminals with zero heat deformation.
- Copper | Brass Alloys | Micro-Contacts
ONSLASER Core Advantage
01
Direct Factory Pricing & Customization
As an original equipment manufacturer (OEM/ODM), we deliver industrial-grade YAG laser welders directly from our production lines. You get peak quality with zero middleman markups, competitive pricing, and flexible hardware/software configuration options tailored to your workflow.
02
Local German Warehouse & Live Sample Testing
Experience the performance before you buy. Visit our local German warehouse and showroom for live machine demonstrations, hands-on trial operations, and complimentary welding sample testing on your exact metal components. Fast, duty-paid local shipping across Europe.
03
100% Pre-Assembled & Factory Calibrated
Every unit is fully assembled, optical path calibrated, and endurance-tested before dispatch. Arriving at your workshop ready to operate straight out of the crate—simply connect power and shielding gas to start welding in under 10 minutes.
OPERATION & DAILY MAINTENANCE
Designed for zero-threshold operation. No advanced engineering background or certified welding license required.
Easy 3-Step Operation
Step 1 — Align under Microscope
Place your workpiece inside the chamber and align the target weld area under the 10X optical microscope.
Step 2 — Adjust Touchscreen Parameters
Set spot size (0.1mm - 3.0mm) and pulse energy on the HD touchscreen based on metal thickness.
Step 3 — Foot Pedal Trigger
Step on the foot pedal to deliver single or continuous micro-spot welds instantly.
Low-Cost Periodic Maintenance
Flash Lamp Replacement
The primary consumable xenon lamp lasts 3 million - 5 million pulses (approx. 12–18 months). Simple 10-minute DIY swap with our step-by-step video guide.
Water Chiller Care
Change internal pure/distilled water every 3 months to protect the laser crystal and maintain cooling efficiency.
Protective Optics Care
Wipe the chamber cover glass weekly with optical wipes to ensure crystal-clear focal energy.
Get Free Micro-Welding Samples & Video Report
Unsure about results on your gold or gemstones? Send us your parts—our engineers will perform free micro-spot welding and send back HD video reports.
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Everything you need to know about testing, local support, global shipping, and customization.
Q1: Will the laser heat damage fragile gemstones like emeralds, opals, or pearls
A: No. YAG lasers emit micro-pulses in milliseconds, concentrating energy strictly at the tiny weld point. Because thermal energy is consumed instantly during metal fusion, heat does not transfer to adjacent stones or delicate settings.
Q2: Is machine installation complex? How easy is it for a beginner to operate?
A: It is 100% benchtop plug-and-play with zero assembly required. The machine arrives fully integrated and pre-calibrated. Simply fill the cooling tank with distilled water, plug it into a standard single-phase outlet, and you are ready to weld. Through the optical microscope, beginners can master precise spot welding within hours.
Q3: What post-purchase technical support and after-sales services do you provide?
A: We provide comprehensive lifetime technical support for every client. This includes step-by-step video setup guides, detailed operational manuals, pre-configured laser parameter charts for various metals (gold, silver, platinum, titanium), and 1-on-1 online video support from expert technicians to assist with parameter tuning and quick troubleshooting.
Q4: What are the main daily consumables and operating costs?
A: Operating costs are extremely low. The system requires no expensive gases or chemical consumables for basic jewelry welding. The primary wear parts are the internal xenon lamp and protective lenses. Replacing these is fast, low-cost, and easily performed by the operator without professional technician intervention.
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Useful insights on laser welding methods
Want to learn more about laser welding machines before investing? Explore everything you need to know about laser welding in this guide.
What is a YAG Laser? Wavelengths, Operating Principles, and Industrial Applications Explained
This article explores pulsed Nd:YAG laser welding technology, explaining its 1064 nm physics, thermal control mechanisms, and distinct operational advantages over continuous fiber lasers for heat-sensitive micro-components and mold restoration.
The Goldsmith’s Guide to Desktop Microscope Laser Welders: Precision, Control, and Craftsmanship
Eliminate heat damage and maximize workshop throughput. Discover how desktop microscope laser welders deliver microscopic precision, protect high-end inventory, and drive measurable ROI for fine jewelry manufacturing and delicate studio repairs.
