DO DOUBLE RUBS equal Double Strength? Not Exactly. As you work on fabric selection for your lounge seating, more times than not the word “double rubs” comes into play, but what exactly is a double rub?
The term double rubs refers to the Wyzenbeek Method of abrasion tolerance testing. A Wyzenbeek machine is used to test the warp and weft (see inset photo) of the fabric. An approved fabric, commonly known as a cotton duck is used in a back and forth motion until the two yarn breaks occur or there is noticeable wear to the fabric.