In module two of the Freeform Online Laser Welding Academy's online course. In this module, you will learn how to repair a variety of chains, including curb chains and trace chains, in gold and silver. Paul will be using the DaDo 2.0 laser welding machine to demonstrate the process.

First, ensure the joint is flush [00:28].

Start with the laser power as low as possible [00:49].

Increase the power in small increments until you see action on the link [00:55].

Shoot either side of the joint, not directly into it [01:31].

"Jump" the gold over into the joint [01:39].

Turn th...

Timeline

Initial settings: 
Begin with a low power setting on the laser [00:46].

First shot: 
Direct the initial laser shot onto the body of the link, avoiding the joint [01:00].

Adjust power:
Fine-tune the power setting based on the action observed. If it's too strong, reduce it slightly [01:...

Timeline

Flush join:
First, ensure the link is as flush as possible [00:25].

White/ Blu tack:
Then, push the chain into white tack to be hands-free [00:46].

Black marker pen:
Mark it up with a black marker pen to help it flush nicely [01:03].

Power:
Start at the lowest power level and work ...

Timeline

Flush link:
First, ensure the link is flush [00:27].

Blu tack:
Use blue tack and your left thumb to secure the chain, exposing the link [00:40].

Power:
Start with the laser at the lowest power setting [01:04].
Increase the power in increments [01:09].

Firing the laser:
Fire the laser...