We encourage our
members to bring to the shed & show the boys something they have made in
the past & are proud of, so John Mills brought this model pressure blaster in to show us .
members to bring to the shed & show the boys something they have made in
the past & are proud of, so John Mills brought this model pressure blaster in to show us .
It is a scale model of a 150hp Pressure Blaster working at
15,000psi using 12 gallons/min. & used to cut concrete & clean drains.
15,000psi using 12 gallons/min. & used to cut concrete & clean drains.
To make this unit he used 4 tyres from a toy, sheets of
modelling polystyrene, balsa wood. copper
wire, also a broken rear light &
indicator. He made the other parts he needed on his home lathe.
modelling polystyrene, balsa wood. copper
wire, also a broken rear light &
indicator. He made the other parts he needed on his home lathe.
The scale was determined by the size of the toy tyres &
took about 4 months to make as the parts became available. He also re-made some
components that did not look right.
took about 4 months to make as the parts became available. He also re-made some
components that did not look right.
Above is the actual machine the model is based on.
It has
since been painted completely black.
since been painted completely black.
