Is it safe to wash unused canvas in the washing machine? If not, can it be washed by hand? I came across a lot of 15 oz. cotton but it has some dirt in spots and deep creases that can’t be ironed out.
Yes it is absolutly safe to use canvas in washing machine. You can also wash throuth hand brush aswel.
Also read Best washing machine to buy.
Yes, but if it’s a large piece, you might want to use a large-capacity machine at the laundromat so you don’t damage your home washer. If washed, the fabric should be line dried. While we don’t consider it an essential step with our products, we know some artists who routinely launder canvas to remove sizings from the loom. Artists also occasionally wash canvas to remove a failed or imperfect rabbit skin glue application. Of course, synthetic-sized or primed canvas should never be put in the washing machine.