laboratory workshop manual

experamental part presentation

laboratory work No 1

Report must be composed according to the report requirements (paragraph 4, page 11)

Additional demands for laboratory workshop report:

To draw fig. 4 and to describe it

To draw picture of metal ingot and to describe all zones of crystals inside it (fig. 5.b)

To draw crystallization process scheme (slides 13 and 16) and to describe all crystallization zones for each salt

To draw shape of crystals of NH4Cl + FeCl3 (slide 15)

To find correspondence between described structures and pictures (slide 24)

Summary:

1 - according to the purpose of laboratory workshop;

2 - according to results: what is the crystal shape depends from? influence of overcooling ratio on the crystallization process? How the different methods of effect on the aluminum alloy change its structure;