My friend Lars B's projects

Contents:

1. Casting parts for a mount, part 1
2. Casting parts for a mount, part 2
3. 3D-printed focuser
4. Welding in aluminum with a MIG
5. Pier and mount
6. Winding machine
7. To be continued

Note:
I take no responsibility or liability for what are written here, you use the information on your own risk!

4, Welding in aluminum with a MIG:

Lars have purchased a MIG, one of the materials he want to weld is aluminum. Aluminum is difficult to weld, Lars had to change the MIG's tube to one with Teflon because the aluminum filament is very soft.

Lars' new MIG/MAG welder with inverter:

Lars B's comment:
This is before the Teflon hose was installed.

First try, without protection gas:

Lars B's comment:
Example how it shouldn't be done.

Making of an aluminum pier:

Lars B's comment:
First layout of a portable pier.

The welding is now much improved:

Lars B's comment: