Kraft paper is paper produced by the Kraft process from wood pulp. Paper is thin material mainly used for writing upon printing upon or packaging The Kraft process (also known as Kraft pulping or sulfate process) describes a technology for conversion of wood into Wood pulp consisting of almost pure Wood pulp is a dry fibrous material prepared by chemically or mechanically separating the fibers which make up Wood. It is strong and relatively coarse. Kraft paper is usually a brown colour but can be bleached to produce white paper. It is used for paper grocery bags, multiwall sacks, envelopes and other packaging.