The Bowl

The Bowl

 Materials/tools 

- 200 x 200 annealed aluminium sheet

- Plastic mallet

- Sand bag

- English roller

- Methylated spirits

- Cloth

- Marker

- Radius template

- Tin snips

Procedure

Step 1 - Using the radius template and marker, draw concentric circles on the aluminium sheet.

Step 2 - Using the tin snips cut tightly around the circumference of the largest circle

Step 3 - Using the plastic mallet and sand bag strike along the marked line of circle using the pinted side of the mallet. 

Step 4 - Using the plastic mallet again strike the same line all the way around but this time with the broader side of the mallet.

Step 5 - Repeat steps 3 and 4 for the inner circles 

Your piece of aluminimum should now be resemblant of a bowl with vaious highs and lows in the metal.

Step 6 - To smooth out these highs the english roller will be used. With the aluminium bowl push and pull it through the roller making sure not to make sharp movements. your movements should resemble a lawn mowers systematic direction in order to cover all areas of the bowl.

Step 7 - Repeat step 6 until you have your desired shape and gradient of the bowl. In order to get a polished finished on the bowl clean the bowl with a cloth and methylated spirits as often as possible when using the english roller.

Final Product