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Definition of Bias

You said “bias” … But what does it mean?

In this article, we make a focus on BIAS which is the main element of our know-how. But before anything else, it is important to define what is a Warp and Weft Fabric.

A fabric is an intertwining of warp and weft yarns.

  • lengthways, you have the warp shown here in red
  • crossways, you have the weft shown here in blue

Definition of BiasDefinition of Bias

 

Definition of bias

“The bias is the result of an oblique cutting of the fabric, generally at 45 ° compared to the grainline fabric.

Why do we use the bias?

The bias is made to line in a continuous way even if you have angles because it is elastic. It allows a pose without folds and a neat trimming. Furthermore, the oblique fabric frays much less than the grainline fabric.

For a better understanding, have a look at the pictures below: