aip Open Day Thursday 10th May 2018 Time- 11:30 - 19:30.

Base-metal preparation: To weld aluminium, care must be taken to clean the base material and remove any aluminium oxide. Aluminium oxide on the surface of the material melts at 3,700 F where as the base-material aluminium underneath will melt at 1,200 F.

Brilliant bunch of guys and was a pleasure and joyful experience all round.