Secondly, attention should be paid to the form – it should be pear-shaped. From above, so that water and mortar do not splash out, from below – so that the particles of concrete do not clog into the corners between the wall and the bottom.
An almost finished bucket is a plastic barrel of the right size – besides the fact that it fits the shape, its weight will be an additional advantage.
As an option, a concrete mixer can be made from a washing machine – if an old Soviet round washer is lying in the attic, then the laundry tank is removed from it, which is specially designed to have liquid spinning inside it. The bottom is strengthened, the top is narrowed and the tank is ready.
If there is nothing suitable, then a pear for a concrete mixer can be made of a steel sheet, with a section of 2-3 mm. (more…)