Diamond Sawing, Slicing & Coring, cutting, Blocking Fancy Shape, 3D Shaping

by STPL is a next-generation laser welding machine for jewellery, purpose-built for artisans and manufacturers seeking high precision, durability, and continuous operation. Designed with advanced Nd:YAG laser technology, intuitive controls, and unmatched reliability, it ensures clean, accurate welds on a wide range of precious metals. Whether you're repairing delicate gold chains or assembling high-end custom pieces, delivers consistency with every pulse.

Applications

Gold, Silver, and Platinum Jewellery Welding

Jewellery Repairs and Intricate Joining

Stone Setting and Assembly

Custom Jewellery Manufacturing

Key Features

Pulse Shaping with 16 Custom programs for different metal properties

200W Average & 2.5KW Peak Power for effective joining of various metals

Nd:YAG Flashlamp Laser for stable, high-performance welding

Ergonomically Angled Microscope for strain-free precision work

Built-in Water Chiller for uninterrupted 24/7 operation

7” Touchscreen HMI with Joystick control for intuitive operation

Dual Gas Channels with air-integrated foot pedal and pressure knob (Air/Argon)

Fully Enclosed Welding Chamber to ensure safety and waste containment

High-Tech Flashlamp for Extended Component Life

Download STJW 200 brochure

Specifications

Laser Type Nd:YAG (Flashlamp)
Wavelength 1064 nm
Laser Class Class 4
Max Average Power 200 W
Peak Power 2.5 kW
Pulse Duration 0.1 – 20 ms
Pulse Frequency 1 – 25 Hz
Max Pulse Energy Up to 50 J
Spot Diameter 0.2 – 3 mm (0.1 mm optional)
Cooling System Water Cooled (Built-in Chiller)
Gas Pressure Up to 5 Bar
Control Interface 7” Color Touchscreen & Joystick
Power Supply 230 VAC, 50 Hz, 3 KW
Machine Dimensions 950 mm x 492 mm x 1260 mm
Weight 150 kg

Diamond Sawing

Diamond Slicing

Diamond Coring