Wheel Throwing Time Calculator

The number of pieces you intend to make, before failures.

A simple bowl takes 10 to 20 minutes, a mug with a handle 12 to 25, a lidded jar 25 to 45.

Five to ten minutes on a simple bowl, longer with a foot ring or a fitted lid.

Waxing, dipping or brushing, wiping the base back and cleaning up. Five to fifteen minutes.

Ten percent is optimistic on a settled form, twenty is honest on a new one.

The piece has to be firm enough to trim without deforming. One to three days is typical.

One to two weeks is typical. Thick forms and cold damp studios take longer.

A bisque and a glaze firing each take a day to fire and cool to a temperature where the kiln can be opened. Two days each is a common planning figure.

How many pieces reach leather hard in a day in your studio. Twenty mugs in a warm room with air moving is a reasonable batch.

Used to convert the total hours into working weeks.